$PPBI
PACIFIC PREMIER BANCORP INC Stock $ppbi

$ppbi Overview Financials Valuation SEC Filings Company Website

2018 Q4 Form 10-K Financial Statement

#000102891820000049 Filed on February 28, 2020

Income Statement

Concept	2018 Q4	2018 Q3	2018 Q2
Revenue	$136.0M	$128.9M	$92.70M
YoY Change	58.75%	83.69%	34.87%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development	$3.868M	$4.095M	$2.747M
YoY Change	54.84%	96.69%	12.63%
% of Gross Profit
Depreciation & Amortization	$6.900M	$6.500M	$4.000M
YoY Change	91.67%	109.68%	33.33%
% of Gross Profit
Operating Expenses	$3.868M	$4.095M	$2.747M
YoY Change	54.84%	96.69%	12.63%
Operating Profit
YoY Change
Interest Expense	$18.48M	$16.16M	$11.53M
YoY Change	145.87%	175.35%	113.68%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$55.02M	$36.19M	$37.49M
YoY Change	54.8%	17.31%	72.77%
Income Tax	$15.38M	$7.798M	$10.18M
% Of Pretax Income	27.95%	21.55%	27.16%
Net Earnings	$39.64M	$28.39M	$27.30M
YoY Change	144.71%	40.55%	92.27%
Net Earnings / Revenue	29.14%	22.03%	29.45%
Basic Earnings Per Share	$0.64	$0.46	$0.59
Diluted Earnings Per Share	$0.63	$0.46	$0.58
COMMON SHARES
Basic Shares Outstanding	61.92M shares	61.73M shares	46.05M shares
Diluted Shares Outstanding	62.46M shares	62.36M shares	46.70M shares

Balance Sheet

Concept	2018 Q4	2018 Q3	2018 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$203.4M	$263.2M	$131.5M
Short-Term Investments
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$64.69M	$66.10M	$54.05M
YoY Change	21.7%	44.57%	19.2%
Goodwill	$808.7M	$807.9M	$494.7M
YoY Change	63.93%	117.36%	33.49%
Intangibles	$100.6M	$105.2M	$37.94M
YoY Change	133.78%	213.57%	7.46%
Long-Term Investments
YoY Change
Other Assets	$16.00M	$27.00M	$17.00M
YoY Change	23.08%	22.73%	-22.73%
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$11.49B	$11.50B	$8.158B
YoY Change	43.15%	76.11%	26.67%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable
YoY Change
Accrued Expenses	$80.00M	$109.0M	$74.00M
YoY Change	45.45%	55.71%	29.82%
Deferred Revenue
YoY Change
Short-Term Debt
YoY Change
Long-Term Debt Due	$0.00	$2.000M	$41.00M
YoY Change		-93.1%	310.0%
Total Short-Term Liabilities	$80.00M	$111.0M	$115.0M
YoY Change	45.45%	12.12%	71.64%
LONG-TERM LIABILITIES
Long-Term Debt	$110.0M	$110.0M	$105.0M
YoY Change	4.76%	11.11%	-13.22%
Other Long-Term Liabilities	$2.000M	$4.000M	$3.000M
YoY Change
Total Long-Term Liabilities	$112.0M	$114.0M	$108.0M
YoY Change	6.67%	15.15%	-10.74%
TOTAL LIABILITIES
Total Short-Term Liabilities	$80.00M	$111.0M	$115.0M
Total Long-Term Liabilities	$112.0M	$114.0M	$108.0M
Total Liabilities	$9.518B	$9.588B	$6.870B
YoY Change	40.33%	72.73%	25.34%
SHAREHOLDERS EQUITY
Retained Earnings	$300.4M	$260.8M	$232.4M
YoY Change	69.58%	61.99%	65.1%
Common Stock	$617.0K	$617.0K	$459.0K
YoY Change	34.72%	55.42%	15.91%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$1.970B	$1.916B	$1.289B
YoY Change
Total Liabilities & Shareholders Equity	$11.49B	$11.50B	$8.158B
YoY Change	43.15%	76.11%	26.67%

Cashflow Statement

Concept	2018 Q4	2018 Q3	2018 Q2
OPERATING ACTIVITIES
Net Income	$39.64M	$28.39M	$27.30M
YoY Change	144.71%	40.55%	92.27%
Depreciation, Depletion And Amortization	$6.900M	$6.500M	$4.000M
YoY Change	91.67%	109.68%	33.33%
Cash From Operating Activities	$57.20M	$24.70M	$79.70M
YoY Change	93.9%	-750.0%	123.25%
INVESTING ACTIVITIES
Capital Expenditures	-$900.0K	-$4.700M	-$3.100M
YoY Change	-50.0%	176.47%
Acquisitions
YoY Change
Other Investing Activities	-$77.90M	$191.6M	-$83.30M
YoY Change	3.59%	-220.05%	-154.41%
Cash From Investing Activities	-$78.90M	$187.0M	-$86.40M
YoY Change	2.6%	-215.86%	-156.43%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	-38.20M	-79.90M	12.00M
YoY Change	-130.98%	-239.69%	-120.0%
NET CHANGE
Cash From Operating Activities	57.20M	24.70M	79.70M
Cash From Investing Activities	-78.90M	187.0M	-86.40M
Cash From Financing Activities	-38.20M	-79.90M	12.00M
Net Change In Cash	-59.90M	131.8M	5.300M
YoY Change	-178.92%	-222.04%	-95.89%
FREE CASH FLOW
Cash From Operating Activities	$57.20M	$24.70M	$79.70M
Capital Expenditures	-$900.0K	-$4.700M	-$3.100M
Free Cash Flow	$58.10M	$29.40M	$82.80M
YoY Change	85.62%	-1500.0%	131.93%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2017	ppbi	Defined Contribution Plan Employers Match For Employees Contribution Level Two DefinedContributionPlanEmployersMatchForEmployeesContributionLevelTwo	0.02
CY2018	ppbi	Defined Contribution Plan Employers Match For Employees Contribution Level Two DefinedContributionPlanEmployersMatchForEmployeesContributionLevelTwo	0.02
CY2019	dei	Amendment Flag AmendmentFlag	false
CY2019	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
CY2019	dei	Document Annual Report DocumentAnnualReport	true
CY2019	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2019	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2019
CY2019	dei	Document Transition Report DocumentTransitionReport	false
CY2019	dei	Entity Central Index Key EntityCentralIndexKey	0001028918
CY2019	dei	Entity Registrant Name EntityRegistrantName	PACIFIC PREMIER BANCORP INC
CY2017	ppbi	Defined Contribution Plan Employers Match For Employees Contribution Level One DefinedContributionPlanEmployersMatchForEmployeesContributionLevelOne	0.03
CY2018	ppbi	Defined Contribution Plan Employers Match For Employees Contribution Level One DefinedContributionPlanEmployersMatchForEmployeesContributionLevelOne	0.03
CY2017	ppbi	Defined Contribution Plan Employers Match Level One DefinedContributionPlanEmployersMatchLevelOne	1
CY2018	ppbi	Defined Contribution Plan Employers Match Level One DefinedContributionPlanEmployersMatchLevelOne	1
CY2017	ppbi	Defined Contribution Plan Employers Match Level Two DefinedContributionPlanEmployersMatchLevelTwo	0.5
CY2018	ppbi	Defined Contribution Plan Employers Match Level Two DefinedContributionPlanEmployersMatchLevelTwo	0.5
CY2019	ppbi	Dividends Sharebased Compensation Per Share Declared DividendsSharebasedCompensationPerShareDeclared	0.88
CY2017	us-gaap	Affordable Housing Project Investment Write Down Amount AffordableHousingProjectInvestmentWriteDownAmount	0	USD
CY2018	us-gaap	Affordable Housing Project Investment Write Down Amount AffordableHousingProjectInvestmentWriteDownAmount	0	USD
CY2019	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.88
CY2018Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2019Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0.01
CY2018Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	150000000	shares
CY2019Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	150000000	shares
CY2018Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	62480755	shares
CY2019Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	59506057	shares
CY2018Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	62480755	shares
CY2019Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	59506057	shares
CY2018Q4	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	0	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	936000	USD
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	320000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	2500000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	3100000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-2200000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	13400000	USD
CY2017	us-gaap	Other Than Temporary Impairment Loss Debt Securities Portion Recognized In Earnings OtherThanTemporaryImpairmentLossDebtSecuritiesPortionRecognizedInEarnings	0	USD
CY2018	us-gaap	Other Than Temporary Impairment Loss Debt Securities Portion Recognized In Earnings OtherThanTemporaryImpairmentLossDebtSecuritiesPortionRecognizedInEarnings	0	USD
CY2018Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2019Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0.01
CY2018Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	1000000	shares
CY2019Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	1000000	shares
CY2018Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2019Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2018Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2019Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2019	dei	Document Type DocumentType	10-K
CY2019	dei	Document Period End Date DocumentPeriodEndDate	2019-12-31
CY2019	dei	Entity File Number EntityFileNumber	0-22193
CY2019	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	DE
CY2019	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	33-0743196
CY2019	dei	Entity Address Address Line1 EntityAddressAddressLine1	17901 Von Karman Avenue
CY2019	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 1200
CY2019	dei	Entity Filer Category EntityFilerCategory	Large Accelerated Filer
CY2019	dei	Entity Small Business EntitySmallBusiness	false
CY2020Q1	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	59576999	shares
CY2019	dei	Entity Address City Or Town EntityAddressCityOrTown	Irvine
CY2019	dei	Entity Address State Or Province EntityAddressStateOrProvince	CA
CY2019	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	92614
CY2019	dei	City Area Code CityAreaCode	949
CY2019	dei	Local Phone Number LocalPhoneNumber	864-8000
CY2019	dei	Security12b Title Security12bTitle	Common Stock, par value $0.01 per share
CY2019	dei	Trading Symbol TradingSymbol	PPBI
CY2019	dei	Security Exchange Name SecurityExchangeName	NASDAQ
CY2019	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2019	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
CY2019	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2019	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
CY2019	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	false
CY2019	dei	Entity Shell Company EntityShellCompany	false
CY2019Q2	dei	Entity Public Float EntityPublicFloat	1820000000	USD
CY2019Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	135847000	USD
CY2018Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	125036000	USD
CY2019Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	191003000	USD
CY2018Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	78370000	USD
CY2019Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	326850000	USD
CY2018Q4	us-gaap	Cash And Cash Equivalents At Carrying Value CashAndCashEquivalentsAtCarryingValue	203406000	USD
CY2019Q4	ppbi	Time Depositsand Other Shortterm Investments TimeDepositsandOtherShorttermInvestments	2708000	USD
CY2018Q4	ppbi	Time Depositsand Other Shortterm Investments TimeDepositsandOtherShorttermInvestments	6143000	USD
CY2019Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	37838000	USD
CY2018Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	45210000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1368384000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1103222000	USD
CY2019Q4	ppbi	Federal Home Loan And Federal Reserve Bank Stock Amortized Cost FederalHomeLoanAndFederalReserveBankStockAmortizedCost	93061000	USD
CY2018Q4	ppbi	Federal Home Loan And Federal Reserve Bank Stock Amortized Cost FederalHomeLoanAndFederalReserveBankStockAmortizedCost	94918000	USD
CY2019Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	1672000	USD
CY2018Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	5719000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	8722311000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	8836818000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	35698000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	36072000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	8686613000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	8800746000	USD
CY2019Q4	us-gaap	Interest Receivable InterestReceivable	39442000	USD
CY2018Q4	us-gaap	Interest Receivable InterestReceivable	37837000	USD
CY2019Q4	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	441000	USD
CY2018Q4	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	147000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	59001000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	64691000	USD
CY2019Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	0	USD
CY2018Q4	us-gaap	Deferred Income Tax Assets Net DeferredIncomeTaxAssetsNet	15627000	USD
CY2019Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	113376000	USD
CY2018Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	110871000	USD
CY2019Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	83312000	USD
CY2018Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	100556000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	808322000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	808726000	USD
CY2019Q4	us-gaap	Other Assets OtherAssets	154992000	USD
CY2018Q4	us-gaap	Other Assets OtherAssets	89568000	USD
CY2019Q4	us-gaap	Assets Assets	11776012000	USD
CY2018Q4	us-gaap	Assets Assets	11487387000	USD
CY2019Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	3857660000	USD
CY2018Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	3495737000	USD
CY2019Q4	ppbi	Interest Bearing Deposit Checking InterestBearingDepositChecking	586019000	USD
CY2018Q4	ppbi	Interest Bearing Deposit Checking InterestBearingDepositChecking	526088000	USD
CY2019Q4	ppbi	Deposits Money Market And Savings Deposits DepositsMoneyMarketAndSavingsDeposits	3406988000	USD
CY2018Q4	ppbi	Deposits Money Market And Savings Deposits DepositsMoneyMarketAndSavingsDeposits	3225849000	USD
CY2019Q4	us-gaap	Deposits Retail DepositsRetail	973465000	USD
CY2018Q4	us-gaap	Deposits Retail DepositsRetail	1009066000	USD
CY2019Q4	us-gaap	Deposits Wholesale DepositsWholesale	74377000	USD
CY2018Q4	us-gaap	Deposits Wholesale DepositsWholesale	401611000	USD
CY2019Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	5040849000	USD
CY2018Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	5162614000	USD
CY2019Q4	us-gaap	Deposits Deposits	8898509000	USD
CY2018Q4	us-gaap	Deposits Deposits	8658351000	USD
CY2019Q4	ppbi	Federal Home Loan Bank Advances And Other Borrowings FederalHomeLoanBankAdvancesAndOtherBorrowings	517026000	USD
CY2018Q4	ppbi	Federal Home Loan Bank Advances And Other Borrowings FederalHomeLoanBankAdvancesAndOtherBorrowings	667681000	USD
CY2019Q4	us-gaap	Subordinated Debt SubordinatedDebt	215145000	USD
CY2018Q4	us-gaap	Subordinated Debt SubordinatedDebt	110313000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	1371000	USD
CY2019Q4	ppbi	Tier One Risk Based Capital Required Plus Capital Conservation Buffer Fully Phased Into Risk Weighted Assets TierOneRiskBasedCapitalRequiredPlusCapitalConservationBufferFullyPhasedIntoRiskWeightedAssets	0.0850
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	1969697000	USD
CY2018Q4	us-gaap	Deferred Income Tax Liabilities Net DeferredIncomeTaxLiabilitiesNet	0	USD
CY2019Q4	us-gaap	Accrued Liabilities And Other Liabilities AccruedLiabilitiesAndOtherLiabilities	131367000	USD
CY2018Q4	us-gaap	Accrued Liabilities And Other Liabilities AccruedLiabilitiesAndOtherLiabilities	81345000	USD
CY2019Q4	us-gaap	Liabilities Liabilities	9763418000	USD
CY2018Q4	us-gaap	Liabilities Liabilities	9517690000	USD
CY2019Q4	us-gaap	Preferred Stock Value Outstanding PreferredStockValueOutstanding	0	USD
CY2018Q4	us-gaap	Preferred Stock Value Outstanding PreferredStockValueOutstanding	0	USD
CY2019Q4	us-gaap	Common Stock Value CommonStockValue	586000	USD
CY2018Q4	us-gaap	Common Stock Value CommonStockValue	617000	USD
CY2019Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	1594434000	USD
CY2018Q4	us-gaap	Additional Paid In Capital AdditionalPaidInCapital	1674274000	USD
CY2019Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	396051000	USD
CY2018Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	300407000	USD
CY2019Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	21523000	USD
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-5601000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	2012594000	USD
CY2019Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	11776012000	USD
CY2018Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	11487387000	USD
CY2019	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	485663000	USD
CY2018	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	415410000	USD
CY2017	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	251027000	USD
CY2019	ppbi	Interest And Dividend Income Securities And Other InterestAndDividendIncomeSecuritiesAndOther	40444000	USD
CY2018	ppbi	Interest And Dividend Income Securities And Other InterestAndDividendIncomeSecuritiesAndOther	33013000	USD
CY2017	ppbi	Interest And Dividend Income Securities And Other InterestAndDividendIncomeSecuritiesAndOther	18978000	USD
CY2019	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	526107000	USD
CY2018	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	448423000	USD
CY2017	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	270005000	USD
CY2019	us-gaap	Interest Expense Deposits InterestExpenseDeposits	58297000	USD
CY2018	us-gaap	Interest Expense Deposits InterestExpenseDeposits	37653000	USD
CY2017	us-gaap	Interest Expense Deposits InterestExpenseDeposits	13371000	USD
CY2019	ppbi	Interest Expense Federal Home Loan Bank Advances And Other Borrowings InterestExpenseFederalHomeLoanBankAdvancesAndOtherBorrowings	9829000	USD
CY2018	ppbi	Interest Expense Federal Home Loan Bank Advances And Other Borrowings InterestExpenseFederalHomeLoanBankAdvancesAndOtherBorrowings	11343000	USD
CY2017	ppbi	Interest Expense Federal Home Loan Bank Advances And Other Borrowings InterestExpenseFederalHomeLoanBankAdvancesAndOtherBorrowings	4411000	USD
CY2019	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	10680000	USD
CY2018	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	6716000	USD
CY2017	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	4721000	USD
CY2019	us-gaap	Interest Expense InterestExpense	78806000	USD
CY2018	us-gaap	Interest Expense InterestExpense	55712000	USD
CY2017	us-gaap	Interest Expense InterestExpense	22503000	USD
CY2019	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	447301000	USD
CY2018	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	392711000	USD
CY2017	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	247502000	USD
CY2019	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	5719000	USD
CY2018	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	8253000	USD
CY2017	us-gaap	Provision For Loan Losses Expensed ProvisionForLoanLossesExpensed	8432000	USD
CY2019	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	441582000	USD
CY2018	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	384458000	USD
CY2017	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	239070000	USD
CY2019	ppbi	Loan Servicing Fees LoanServicingFees	1840000	USD
CY2018	ppbi	Loan Servicing Fees LoanServicingFees	1445000	USD
CY2017	ppbi	Loan Servicing Fees LoanServicingFees	787000	USD
CY2019	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	3486000	USD
CY2018	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	3427000	USD
CY2017	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	2279000	USD
CY2019	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	6642000	USD
CY2018	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	10759000	USD
CY2017	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	12468000	USD
CY2019	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	8571000	USD
CY2018	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	1399000	USD
CY2017	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	2737000	USD
CY2019	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	4486000	USD
CY2018	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	3641000	USD
CY2017	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	5680000	USD
CY2019	us-gaap	Noninterest Income NoninterestIncome	35236000	USD
CY2018	us-gaap	Noninterest Income NoninterestIncome	31027000	USD
CY2017	us-gaap	Noninterest Income NoninterestIncome	31114000	USD
CY2019	us-gaap	Labor And Related Expense LaborAndRelatedExpense	139187000	USD
CY2018	us-gaap	Labor And Related Expense LaborAndRelatedExpense	129886000	USD
CY2017	us-gaap	Labor And Related Expense LaborAndRelatedExpense	84138000	USD
CY2019	us-gaap	Occupancy Net OccupancyNet	30758000	USD
CY2018	us-gaap	Occupancy Net OccupancyNet	24544000	USD
CY2017	us-gaap	Occupancy Net OccupancyNet	14742000	USD
CY2019	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	12301000	USD
CY2018	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	13412000	USD
CY2017	us-gaap	Communications And Information Technology CommunicationsAndInformationTechnology	8206000	USD
CY2019	ppbi	Other Real Estate Owned Operations Net OtherRealEstateOwnedOperationsNet	160000	USD
CY2018	ppbi	Other Real Estate Owned Operations Net OtherRealEstateOwnedOperationsNet	4000	USD
CY2017	ppbi	Other Real Estate Owned Operations Net OtherRealEstateOwnedOperationsNet	72000	USD
CY2019	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	764000	USD
CY2018	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	3002000	USD
CY2017	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	2151000	USD
CY2019	us-gaap	Professional Fees ProfessionalFees	12869000	USD
CY2018	us-gaap	Professional Fees ProfessionalFees	10040000	USD
CY2017	us-gaap	Professional Fees ProfessionalFees	6101000	USD
CY2019	us-gaap	Marketing Expense MarketingExpense	6402000	USD
CY2018	us-gaap	Marketing Expense MarketingExpense	6151000	USD
CY2017	us-gaap	Marketing Expense MarketingExpense	4436000	USD
CY2019	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	4826000	USD
CY2018	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	5312000	USD
CY2017	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	3117000	USD
CY2019	us-gaap	Debt Related Commitment Fees And Debt Issuance Costs DebtRelatedCommitmentFeesAndDebtIssuanceCosts	4079000	USD
CY2018	us-gaap	Debt Related Commitment Fees And Debt Issuance Costs DebtRelatedCommitmentFeesAndDebtIssuanceCosts	3370000	USD
CY2017	us-gaap	Debt Related Commitment Fees And Debt Issuance Costs DebtRelatedCommitmentFeesAndDebtIssuanceCosts	3299000	USD
CY2019	ppbi	Deposit Expense DepositExpense	15266000	USD
CY2018	ppbi	Deposit Expense DepositExpense	9916000	USD
CY2017	ppbi	Deposit Expense DepositExpense	6240000	USD
CY2019	us-gaap	Business Combination Integration Related Costs BusinessCombinationIntegrationRelatedCosts	656000	USD
CY2018	us-gaap	Business Combination Integration Related Costs BusinessCombinationIntegrationRelatedCosts	18454000	USD
CY2017	us-gaap	Business Combination Integration Related Costs BusinessCombinationIntegrationRelatedCosts	21002000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	17245000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	13594000	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	6144000	USD
CY2019	us-gaap	Other Noninterest Expense OtherNoninterestExpense	14552000	USD
CY2018	us-gaap	Other Noninterest Expense OtherNoninterestExpense	12220000	USD
CY2017	us-gaap	Other Noninterest Expense OtherNoninterestExpense	8310000	USD
CY2019	us-gaap	Noninterest Expense NoninterestExpense	259065000	USD
CY2018	us-gaap	Noninterest Expense NoninterestExpense	249905000	USD
CY2017	us-gaap	Noninterest Expense NoninterestExpense	167958000	USD
CY2019	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	217753000	USD
CY2018	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	165580000	USD
CY2017	us-gaap	Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments	102226000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	58035000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	42240000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	42126000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	159718000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	123340000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	60100000	USD
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.62
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.29
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.59
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.60
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.26
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.56
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	60339714	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	53963047	shares
CY2018	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	1079000	USD
CY2017	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	1801000	USD
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	37705556	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	60692281	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	54613057	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	38511261	shares
CY2019	us-gaap	Net Income Loss NetIncomeLoss	159718000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	123340000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	60100000	USD
CY2019	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	33226000	USD
CY2018	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-5019000	USD
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	4937000	USD
CY2019	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Net Of Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesNetOfTax	6102000	USD
CY2019	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	27124000	USD
CY2018	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-6098000	USD
CY2017	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	3136000	USD
CY2019	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	186842000	USD
CY2018	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	117242000	USD
CY2017	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	63236000	USD
CY2016Q4	us-gaap	Stockholders Equity StockholdersEquity	459740000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	60100000	USD
CY2017	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	3136000	USD
CY2017	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	5809000	USD
CY2017	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	709377000	USD
CY2017	ppbi	Adjustmentsto Additional Paidin Capital Goodwill AdjustmentstoAdditionalPaidinCapitalGoodwill	500000	USD
CY2017	us-gaap	Stock Issued During Period Value Restricted Stock Award Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures	1258000	USD
CY2017	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	4592000	USD
CY2017Q4	us-gaap	Stockholders Equity StockholdersEquity	1241996000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	123340000	USD
CY2018	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	-6098000	USD
CY2018	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	9033000	USD
CY2018	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	USD
CY2018	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	601171000	USD
CY2018	us-gaap	Stock Issued During Period Value Restricted Stock Award Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures	1669000	USD
CY2018	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	1924000	USD
CY2018	us-gaap	Tax Cuts And Jobs Act Of2017 Reclassification From Aoci To Retained Earnings Tax Effect TaxCutsAndJobsActOf2017ReclassificationFromAociToRetainedEarningsTaxEffect	0	USD
CY2018Q4	us-gaap	Stockholders Equity StockholdersEquity	1969697000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	159718000	USD
CY2019	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentNetOfTaxPortionAttributableToParent	27124000	USD
CY2019	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	100000000	USD
CY2019	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	53867000	USD
CY2019	us-gaap	Dividends Share Based Compensation DividendsShareBasedCompensation	0	USD
CY2019	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	10528000	USD
CY2019	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	USD
CY2019	us-gaap	Stock Issued During Period Value Restricted Stock Award Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardForfeitures	3285000	USD
CY2019	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	2679000	USD
CY2019Q4	us-gaap	Stockholders Equity StockholdersEquity	2012594000	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	159718000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	123340000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	60100000	USD
CY2019	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	9815000	USD
CY2018	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	7773000	USD
CY2017	us-gaap	Depreciation Depletion And Amortization DepreciationDepletionAndAmortization	4888000	USD
CY2019	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	5719000	USD
CY2018	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	8253000	USD
CY2017	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	8432000	USD
CY2019	us-gaap	Share Based Compensation ShareBasedCompensation	10528000	USD
CY2018	us-gaap	Share Based Compensation ShareBasedCompensation	9033000	USD
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	5809000	USD
CY2019	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	42000	USD
CY2018	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-108000	USD
CY2017	us-gaap	Gain Loss On Sale Of Property Plant Equipment GainLossOnSaleOfPropertyPlantEquipment	-234000	USD
CY2019	ppbi	Gains Losses On Sales Of Other Real Estate Excluding Write Down Of Other Real Estate Owned GainsLossesOnSalesOfOtherRealEstateExcludingWriteDownOfOtherRealEstateOwned	55000	USD
CY2018	ppbi	Gains Losses On Sales Of Other Real Estate Excluding Write Down Of Other Real Estate Owned GainsLossesOnSalesOfOtherRealEstateExcludingWriteDownOfOtherRealEstateOwned	355000	USD
CY2017	ppbi	Gains Losses On Sales Of Other Real Estate Excluding Write Down Of Other Real Estate Owned GainsLossesOnSalesOfOtherRealEstateExcludingWriteDownOfOtherRealEstateOwned	46000	USD
CY2019	us-gaap	Investment Income Net Amortization Of Discount And Premium InvestmentIncomeNetAmortizationOfDiscountAndPremium	-4745000	USD
CY2018	us-gaap	Investment Income Net Amortization Of Discount And Premium InvestmentIncomeNetAmortizationOfDiscountAndPremium	-6900000	USD
CY2017	us-gaap	Investment Income Net Amortization Of Discount And Premium InvestmentIncomeNetAmortizationOfDiscountAndPremium	-7601000	USD
CY2019	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	27378000	USD
CY2018	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	21401000	USD
CY2017	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	16172000	USD
CY2019	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	8571000	USD
CY2018	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	1399000	USD
CY2017	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	2737000	USD
CY2019	us-gaap	Payments To Purchase Loans Held For Sale PaymentsToPurchaseLoansHeldForSale	98232000	USD
CY2018	us-gaap	Payments To Purchase Loans Held For Sale PaymentsToPurchaseLoansHeldForSale	147740000	USD
CY2017	us-gaap	Payments To Purchase Loans Held For Sale PaymentsToPurchaseLoansHeldForSale	135348000	USD
CY2019	us-gaap	Proceeds From Sale And Collection Of Loans Heldforsale ProceedsFromSaleAndCollectionOfLoansHeldforsale	111952000	USD
CY2018	us-gaap	Proceeds From Sale And Collection Of Loans Heldforsale ProceedsFromSaleAndCollectionOfLoansHeldforsale	184220000	USD
CY2017	us-gaap	Proceeds From Sale And Collection Of Loans Heldforsale ProceedsFromSaleAndCollectionOfLoansHeldforsale	132320000	USD
CY2019	ppbi	Gain Loss On Sale Of Loans Held For Sale GainLossOnSaleOfLoansHeldForSale	6642000	USD
CY2018	ppbi	Gain Loss On Sale Of Loans Held For Sale GainLossOnSaleOfLoansHeldForSale	10759000	USD
CY2017	ppbi	Gain Loss On Sale Of Loans Held For Sale GainLossOnSaleOfLoansHeldForSale	12468000	USD
CY2019	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	7496000	USD
CY2018	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	9275000	USD
CY2017	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	16420000	USD
CY2019	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	-6265000	USD
CY2018	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	14157000	USD
CY2017	us-gaap	Increase Decrease In Accounts Payable And Accrued Liabilities IncreaseDecreaseInAccountsPayableAndAccruedLiabilities	5193000	USD
CY2019	ppbi	Bank Owned Life Insurance Income Expense Net BankOwnedLifeInsuranceIncomeExpenseNet	2689000	USD
CY2018	ppbi	Bank Owned Life Insurance Income Expense Net BankOwnedLifeInsuranceIncomeExpenseNet	2774000	USD
CY2017	ppbi	Bank Owned Life Insurance Income Expense Net BankOwnedLifeInsuranceIncomeExpenseNet	1842000	USD
CY2019	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	17245000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	13594000	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	6144000	USD
CY2019	ppbi	Increase Decrease In Accrued Interest Receivable Net And Other Assets IncreaseDecreaseInAccruedInterestReceivableNetAndOtherAssets	-5346000	USD
CY2018	ppbi	Increase Decrease In Accrued Interest Receivable Net And Other Assets IncreaseDecreaseInAccruedInterestReceivableNetAndOtherAssets	-4266000	USD
CY2017	ppbi	Increase Decrease In Accrued Interest Receivable Net And Other Assets IncreaseDecreaseInAccruedInterestReceivableNetAndOtherAssets	9157000	USD
CY2019	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	182690000	USD
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	196491000	USD
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	69371000	USD
CY2019	us-gaap	Proceeds From Payments For In Interest Bearing Deposits In Banks ProceedsFromPaymentsForInInterestBearingDepositsInBanks	3435000	USD
CY2018	us-gaap	Proceeds From Payments For In Interest Bearing Deposits In Banks ProceedsFromPaymentsForInInterestBearingDepositsInBanks	490000	USD
CY2017	us-gaap	Proceeds From Payments For In Interest Bearing Deposits In Banks ProceedsFromPaymentsForInInterestBearingDepositsInBanks	-2689000	USD
CY2019	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	405000	USD
CY2018	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	1058000	USD
CY2017	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	507000	USD
CY2019	us-gaap	Increase Decrease In Undisbursed Loan Funds IncreaseDecreaseInUndisbursedLoanFunds	266632000	USD
CY2018	us-gaap	Increase Decrease In Undisbursed Loan Funds IncreaseDecreaseInUndisbursedLoanFunds	-340023000	USD
CY2017	us-gaap	Increase Decrease In Undisbursed Loan Funds IncreaseDecreaseInUndisbursedLoanFunds	-601617000	USD
CY2019	us-gaap	Proceeds From Sale Of Finance Receivables ProceedsFromSaleOfFinanceReceivables	86313000	USD
CY2018	us-gaap	Proceeds From Sale Of Finance Receivables ProceedsFromSaleOfFinanceReceivables	125485000	USD
CY2017	us-gaap	Proceeds From Sale Of Finance Receivables ProceedsFromSaleOfFinanceReceivables	103049000	USD
CY2019	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	222701000	USD
CY2018	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	61562000	USD
CY2017	us-gaap	Payments To Acquire Loans Held For Investment PaymentsToAcquireLoansHeldForInvestment	13582000	USD
CY2019	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	0	USD
CY2018	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	29002000	USD
CY2017	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	10914000	USD
CY2019	ppbi	Principal Paymentson Heldtomaturity Securities PrincipalPaymentsonHeldtomaturitySecurities	7318000	USD
CY2018	ppbi	Principal Paymentson Heldtomaturity Securities PrincipalPaymentsonHeldtomaturitySecurities	1785000	USD
CY2017	ppbi	Principal Paymentson Heldtomaturity Securities PrincipalPaymentsonHeldtomaturitySecurities	1166000	USD
CY2019	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	889516000	USD
CY2018	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	462534000	USD
CY2017	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	306527000	USD
CY2019	ppbi	Payments On Available For Sale Securities PaymentsOnAvailableForSaleSecurities	114520000	USD
CY2018	ppbi	Payments On Available For Sale Securities PaymentsOnAvailableForSaleSecurities	131268000	USD
CY2017	ppbi	Payments On Available For Sale Securities PaymentsOnAvailableForSaleSecurities	74891000	USD
CY2019	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	551784000	USD
CY2018	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	407004000	USD
CY2017	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	268596000	USD
CY2019	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	14751000	USD
CY2018	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	0	USD
CY2017	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	18000	USD
CY2019	ppbi	Payments For Investment In Bank Owned Life Insurance PaymentsForInvestmentInBankOwnedLifeInsurance	-405000	USD
CY2018	ppbi	Payments For Investment In Bank Owned Life Insurance PaymentsForInvestmentInBankOwnedLifeInsurance	-1284000	USD
CY2017	ppbi	Payments For Investment In Bank Owned Life Insurance PaymentsForInvestmentInBankOwnedLifeInsurance	-198000	USD
CY2019	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	18834000	USD
CY2018	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	10295000	USD
CY2017	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	4183000	USD
CY2019	ppbi	Paymentsfor Proceedsfrom Federal Home Loan Bank Federal Reserve Bankand Other Stock PaymentsforProceedsfromFederalHomeLoanBankFederalReserveBankandOtherStock	-2306000	USD
CY2018	ppbi	Paymentsfor Proceedsfrom Federal Home Loan Bank Federal Reserve Bankand Other Stock PaymentsforProceedsfromFederalHomeLoanBankFederalReserveBankandOtherStock	27086000	USD
CY2017	ppbi	Paymentsfor Proceedsfrom Federal Home Loan Bank Federal Reserve Bankand Other Stock PaymentsforProceedsfromFederalHomeLoanBankFederalReserveBankandOtherStock	12838000	USD
CY2019	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	15069000	USD
CY2018	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	21936000	USD
CY2017	us-gaap	Payments To Acquire Investments PaymentsToAcquireInvestments	6189000	USD
CY2019	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	0	USD
CY2018	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	146571000	USD
CY2017	us-gaap	Cash Acquired From Acquisition CashAcquiredFromAcquisition	225945000	USD
CY2019	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-98251000	USD
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-137493000	USD
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-284169000	USD
CY2019	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	240158000	USD
CY2018	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	65553000	USD
CY2017	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	187901000	USD
CY2019	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-115075000	USD
CY2018	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-108064000	USD
CY2017	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	61120000	USD
CY2019	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	0	USD
CY2018	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	0	USD
CY2019	us-gaap	Payments Of Ordinary Dividends PaymentsOfOrdinaryDividends	53867000	USD
CY2018	us-gaap	Payments Of Ordinary Dividends PaymentsOfOrdinaryDividends	0	USD
CY2017	us-gaap	Payments Of Ordinary Dividends PaymentsOfOrdinaryDividends	0	USD
CY2019	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	100000000	USD
CY2018	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
CY2017	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	0	USD
CY2017	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	12012000	USD
CY2019	ppbi	Repayments Of Federal Home Loan Bank And Other Borrowings RepaymentsOfFederalHomeLoanBankAndOtherBorrowings	35500000	USD
CY2018	ppbi	Repayments Of Federal Home Loan Bank And Other Borrowings RepaymentsOfFederalHomeLoanBankAndOtherBorrowings	10500000	USD
CY2017	ppbi	Repayments Of Federal Home Loan Bank And Other Borrowings RepaymentsOfFederalHomeLoanBankAndOtherBorrowings	9262000	USD
CY2019	us-gaap	Repayments Of Subordinated Debt RepaymentsOfSubordinatedDebt	18558000	USD
CY2018	us-gaap	Repayments Of Subordinated Debt RepaymentsOfSubordinatedDebt	0	USD
CY2017	us-gaap	Repayments Of Subordinated Debt RepaymentsOfSubordinatedDebt	0	USD
CY2019	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	122453000	USD
CY2018	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	0	USD
CY2017	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	0	USD
CY2019	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	2679000	USD
CY2018	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	1924000	USD
CY2017	us-gaap	Proceeds From Warrant Exercises ProceedsFromWarrantExercises	4592000	USD
CY2019	ppbi	Restricted Stock Surrenderedand Canceled RestrictedStockSurrenderedandCanceled	3285000	USD
CY2018	ppbi	Restricted Stock Surrenderedand Canceled RestrictedStockSurrenderedandCanceled	1669000	USD
CY2017	ppbi	Restricted Stock Surrenderedand Canceled RestrictedStockSurrenderedandCanceled	1258000	USD
CY2019	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	39005000	USD
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-52756000	USD
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	255105000	USD
CY2019	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	123444000	USD
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	6242000	USD
CY2017	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	40307000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	203406000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	197164000	USD
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	156857000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	326850000	USD
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	203406000	USD
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	197164000	USD
CY2019	us-gaap	Interest Paid Net InterestPaidNet	79386000	USD
CY2018	us-gaap	Interest Paid Net InterestPaidNet	53960000	USD
CY2017	us-gaap	Interest Paid Net InterestPaidNet	21777000	USD
CY2019	us-gaap	Income Taxes Paid IncomeTaxesPaid	52093000	USD
CY2018	us-gaap	Income Taxes Paid IncomeTaxesPaid	32296000	USD
CY2017	us-gaap	Income Taxes Paid IncomeTaxesPaid	18846000	USD
CY2019	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	89259000	USD
CY2018	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	133499000	USD
CY2017	us-gaap	Transfer Of Loans Held For Sale To Portfolio Loans1 TransferOfLoansHeldForSaleToPortfolioLoans1	99066000	USD
CY2019	ppbi	Loans Transferred To Other Real Estate Owned LoansTransferredToOtherRealEstateOwned	644000	USD
CY2018	ppbi	Loans Transferred To Other Real Estate Owned LoansTransferredToOtherRealEstateOwned	15000	USD
CY2017	ppbi	Loans Transferred To Other Real Estate Owned LoansTransferredToOtherRealEstateOwned	121000	USD
CY2019	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	52701000	USD
CY2018	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	0	USD
CY2017	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	0	USD
CY2019	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	52701000	USD
CY2018	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	0	USD
CY2017	us-gaap	Right Of Use Asset Obtained In Exchange For Finance Lease Liability RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability	0	USD
CY2019	us-gaap	Noncash Or Part Noncash Acquisition Investments Acquired1 NoncashOrPartNoncashAcquisitionInvestmentsAcquired1	0	USD
CY2018	us-gaap	Noncash Or Part Noncash Acquisition Investments Acquired1 NoncashOrPartNoncashAcquisitionInvestmentsAcquired1	392858000	USD
CY2017	us-gaap	Noncash Or Part Noncash Acquisition Investments Acquired1 NoncashOrPartNoncashAcquisitionInvestmentsAcquired1	442923000	USD
CY2019	ppbi	Noncash Or Part Noncash Acquisition Loans Acquired NoncashOrPartNoncashAcquisitionLoansAcquired	0	USD
CY2018	ppbi	Noncash Or Part Noncash Acquisition Loans Acquired NoncashOrPartNoncashAcquisitionLoansAcquired	2352717000	USD
CY2017	ppbi	Noncash Or Part Noncash Acquisition Loans Acquired NoncashOrPartNoncashAcquisitionLoansAcquired	2427589000	USD
CY2019	us-gaap	Noncash Or Part Noncash Acquisition Intangible Assets Acquired1 NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1	0	USD
CY2018	us-gaap	Noncash Or Part Noncash Acquisition Intangible Assets Acquired1 NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1	71943000	USD
CY2017	us-gaap	Noncash Or Part Noncash Acquisition Intangible Assets Acquired1 NoncashOrPartNoncashAcquisitionIntangibleAssetsAcquired1	39703000	USD
CY2019	ppbi	Noncash Or Part Noncash Acquisition Deferred Income Tax Acquired NoncashOrPartNoncashAcquisitionDeferredIncomeTaxAcquired	0	USD
CY2018	ppbi	Noncash Or Part Noncash Acquisition Deferred Income Tax Acquired NoncashOrPartNoncashAcquisitionDeferredIncomeTaxAcquired	4383000	USD
CY2017	ppbi	Noncash Or Part Noncash Acquisition Deferred Income Tax Acquired NoncashOrPartNoncashAcquisitionDeferredIncomeTaxAcquired	14959000	USD
CY2019	ppbi	Noncash Or Part Noncash Acquisition Goodwill Acquired NoncashOrPartNoncashAcquisitionGoodwillAcquired	0	USD
CY2018	ppbi	Noncash Or Part Noncash Acquisition Goodwill Acquired NoncashOrPartNoncashAcquisitionGoodwillAcquired	313043000	USD
CY2017	ppbi	Noncash Or Part Noncash Acquisition Goodwill Acquired NoncashOrPartNoncashAcquisitionGoodwillAcquired	391070000	USD
CY2019	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	0	USD
CY2018	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	9122000	USD
CY2017	us-gaap	Noncash Or Part Noncash Acquisition Fixed Assets Acquired1 NoncashOrPartNoncashAcquisitionFixedAssetsAcquired1	42097000	USD
CY2019	us-gaap	Noncash Or Part Noncash Acquisition Other Assets Acquired1 NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1	0	USD
CY2018	us-gaap	Noncash Or Part Noncash Acquisition Other Assets Acquired1 NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1	97246000	USD
CY2017	us-gaap	Noncash Or Part Noncash Acquisition Other Assets Acquired1 NoncashOrPartNoncashAcquisitionOtherAssetsAcquired1	74379000	USD
CY2019	us-gaap	Noncash Or Part Noncash Acquisition Debt Assumed1 NoncashOrPartNoncashAcquisitionDebtAssumed1	0	USD
CY2018	us-gaap	Noncash Or Part Noncash Acquisition Debt Assumed1 NoncashOrPartNoncashAcquisitionDebtAssumed1	2506929000	USD
CY2017	us-gaap	Noncash Or Part Noncash Acquisition Debt Assumed1 NoncashOrPartNoncashAcquisitionDebtAssumed1	2752501000	USD
CY2019	ppbi	Noncash Or Part Noncash Acquisition Other Borrowings Assumed NoncashOrPartNoncashAcquisitionOtherBorrowingsAssumed	0	USD
CY2018	ppbi	Noncash Or Part Noncash Acquisition Other Borrowings Assumed NoncashOrPartNoncashAcquisitionOtherBorrowingsAssumed	254923000	USD
CY2017	ppbi	Noncash Or Part Noncash Acquisition Other Borrowings Assumed NoncashOrPartNoncashAcquisitionOtherBorrowingsAssumed	180186000	USD
CY2019	us-gaap	Noncash Or Part Noncash Acquisition Other Liabilities Assumed1 NoncashOrPartNoncashAcquisitionOtherLiabilitiesAssumed1	0	USD
CY2018	us-gaap	Noncash Or Part Noncash Acquisition Other Liabilities Assumed1 NoncashOrPartNoncashAcquisitionOtherLiabilitiesAssumed1	24859000	USD
CY2017	us-gaap	Noncash Or Part Noncash Acquisition Other Liabilities Assumed1 NoncashOrPartNoncashAcquisitionOtherLiabilitiesAssumed1	16395000	USD
CY2019	ppbi	Noncash Or Part Noncash Acquisition Noncash Financial Or Equity Instrument Consideration Shares Issued Value NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssuedValue	0	USD
CY2018	ppbi	Noncash Or Part Noncash Acquisition Noncash Financial Or Equity Instrument Consideration Shares Issued Value NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssuedValue	601172000	USD
CY2017	ppbi	Noncash Or Part Noncash Acquisition Noncash Financial Or Equity Instrument Consideration Shares Issued Value NoncashOrPartNoncashAcquisitionNoncashFinancialOrEquityInstrumentConsiderationSharesIssuedValue	716421000	USD
CY2019	us-gaap	Subsidiary Or Equity Method Investee Cumulative Percentage Ownership After All Transactions SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions	1
CY2019Q4	ppbi	Number Of Depository Branches NumberOfDepositoryBranches	41	depository_branch
CY2019	us-gaap	Use Of Estimates UseOfEstimates	<div style="line-height:120%;text-align:left;text-indent:48px;font-size:11pt;"><span style="font-family:inherit;font-size:11pt;font-style:italic;">Use of Estimates. </span><span style="font-family:inherit;font-size:11pt;">The preparation of consolidated financial statements in conformity with U.S. GAAP requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements, as well as the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates. Estimates may change as new information is obtained. </span></div>
CY2019Q4	us-gaap	Cash Reserve Deposit Required And Made CashReserveDepositRequiredAndMade	0	USD
CY2018Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	0	USD
CY2019	us-gaap	Prior Period Reclassification Adjustment Description PriorPeriodReclassificationAdjustmentDescription	<div style="line-height:120%;text-align:left;text-indent:48px;font-size:11pt;"><span style="font-family:inherit;font-size:11pt;font-style:italic;">Reclassifications. </span><span style="font-family:inherit;font-size:11pt;">Some items in prior year financial statements were reclassified to conform to the current presentation. Reclassifications had no effect on prior year net income or stockholders’ equity.</span></div>
CY2019Q4	us-gaap	Tier One Leverage Capital TierOneLeverageCapital	1123740000	USD
CY2019Q4	us-gaap	Tier One Leverage Capital To Average Assets TierOneLeverageCapitalToAverageAssets	0.1054
CY2019Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy TierOneLeverageCapitalRequiredForCapitalAdequacy	426597000	USD
CY2019Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy To Average Assets TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets	0.0400
CY2019Q4	ppbi	Tier One Leverage Capital Required Plus Capital Conservation Buffer Fully Phased In TierOneLeverageCapitalRequiredPlusCapitalConservationBufferFullyPhasedIn	426597000	USD
CY2019Q4	ppbi	Tier One Leverage Capital Required Plus Capital Conservation Buffer Fully Phased Into Average Assets TierOneLeverageCapitalRequiredPlusCapitalConservationBufferFullyPhasedIntoAverageAssets	0.0400
CY2019Q4	ppbi	Tier One Common Equity TierOneCommonEquity	1116185000	USD
CY2019Q4	ppbi	Tier One Common Capitalto Risk Weighted Assets TierOneCommonCapitaltoRiskWeightedAssets	0.1135
CY2019Q4	ppbi	Tier One Common Capital Requiredfor Capital Adequacy TierOneCommonCapitalRequiredforCapitalAdequacy	442612000	USD
CY2019Q4	ppbi	Tier One Common Capital Requiredfor Capital Adequacyto Risk Weighted Assets TierOneCommonCapitalRequiredforCapitalAdequacytoRiskWeightedAssets	0.0450
CY2019Q4	ppbi	Tier One Common Capital Required Plus Capital Conservation Buffer Fully Phased In TierOneCommonCapitalRequiredPlusCapitalConservationBufferFullyPhasedIn	688508000	USD
CY2019Q4	ppbi	Tier One Common Capital Required Plus Capital Conservation Buffer Fully Phased Into Risk Weighted Assets TierOneCommonCapitalRequiredPlusCapitalConservationBufferFullyPhasedIntoRiskWeightedAssets	0.0700
CY2019Q4	us-gaap	Tier One Risk Based Capital TierOneRiskBasedCapital	1123740000	USD
CY2019Q4	us-gaap	Tier One Risk Based Capital To Risk Weighted Assets TierOneRiskBasedCapitalToRiskWeightedAssets	0.1142
CY2019Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy TierOneRiskBasedCapitalRequiredForCapitalAdequacy	590149000	USD
CY2019Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0600
CY2019Q4	ppbi	Tier One Risk Based Capital Required Plus Capital Conservation Buffer Fully Phased In TierOneRiskBasedCapitalRequiredPlusCapitalConservationBufferFullyPhasedIn	836045000	USD
CY2018Q4	ppbi	Tier One Common Capital Required Plus Capital Conservation Buffer Fully Phased Into Risk Weighted Assets TierOneCommonCapitalRequiredPlusCapitalConservationBufferFullyPhasedIntoRiskWeightedAssets	0.0700
CY2018Q4	us-gaap	Tier One Risk Based Capital TierOneRiskBasedCapital	1112132000	USD
CY2018Q4	us-gaap	Tier One Risk Based Capital To Risk Weighted Assets TierOneRiskBasedCapitalToRiskWeightedAssets	0.1113
CY2018Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy TierOneRiskBasedCapitalRequiredForCapitalAdequacy	599340000	USD
CY2018Q4	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0600
CY2018Q4	ppbi	Tier One Risk Based Capital Required Plus Capital Conservation Buffer Fully Phased In TierOneRiskBasedCapitalRequiredPlusCapitalConservationBufferFullyPhasedIn	849065000	USD
CY2018Q4	ppbi	Tier One Risk Based Capital Required Plus Capital Conservation Buffer Fully Phased Into Risk Weighted Assets TierOneRiskBasedCapitalRequiredPlusCapitalConservationBufferFullyPhasedIntoRiskWeightedAssets	0.0850
CY2018Q4	us-gaap	Capital Capital	1237315000	USD
CY2018Q4	us-gaap	Capital To Risk Weighted Assets CapitalToRiskWeightedAssets	0.1239
CY2019Q4	us-gaap	Capital Capital	1357904000	USD
CY2019Q4	us-gaap	Capital To Risk Weighted Assets CapitalToRiskWeightedAssets	0.1381
CY2019Q4	us-gaap	Capital Required For Capital Adequacy CapitalRequiredForCapitalAdequacy	786866000	USD
CY2019Q4	us-gaap	Capital Required For Capital Adequacy To Risk Weighted Assets CapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0800
CY2019Q4	ppbi	Capital Required Plus Capital Conservation Buffer Fully Phased In CapitalRequiredPlusCapitalConservationBufferFullyPhasedIn	1032762000	USD
CY2019Q4	ppbi	Capital Required Plus Capital Conservation Buffer Fully Phased Into Risk Weighted Assets CapitalRequiredPlusCapitalConservationBufferFullyPhasedIntoRiskWeightedAssets	0.1050
CY2018Q4	us-gaap	Tier One Leverage Capital TierOneLeverageCapital	1112132000	USD
CY2018Q4	us-gaap	Tier One Leverage Capital To Average Assets TierOneLeverageCapitalToAverageAssets	0.1038
CY2018Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy TierOneLeverageCapitalRequiredForCapitalAdequacy	428751000	USD
CY2018Q4	us-gaap	Tier One Leverage Capital Required For Capital Adequacy To Average Assets TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets	0.0400
CY2018Q4	ppbi	Tier One Leverage Capital Required Plus Capital Conservation Buffer Fully Phased In TierOneLeverageCapitalRequiredPlusCapitalConservationBufferFullyPhasedIn	428751000	USD
CY2018Q4	ppbi	Tier One Leverage Capital Required Plus Capital Conservation Buffer Fully Phased Into Average Assets TierOneLeverageCapitalRequiredPlusCapitalConservationBufferFullyPhasedIntoAverageAssets	0.0400
CY2018Q4	ppbi	Tier One Common Equity TierOneCommonEquity	1087164000	USD
CY2018Q4	ppbi	Tier One Common Capitalto Risk Weighted Assets TierOneCommonCapitaltoRiskWeightedAssets	0.1088
CY2018Q4	ppbi	Tier One Common Capital Requiredfor Capital Adequacy TierOneCommonCapitalRequiredforCapitalAdequacy	449505000	USD
CY2018Q4	ppbi	Tier One Common Capital Requiredfor Capital Adequacyto Risk Weighted Assets TierOneCommonCapitalRequiredforCapitalAdequacytoRiskWeightedAssets	0.0450
CY2018Q4	ppbi	Tier One Common Capital Required Plus Capital Conservation Buffer Fully Phased In TierOneCommonCapitalRequiredPlusCapitalConservationBufferFullyPhasedIn	699230000	USD
CY2018Q4	us-gaap	Capital Required For Capital Adequacy CapitalRequiredForCapitalAdequacy	799120000	USD
CY2018Q4	us-gaap	Capital Required For Capital Adequacy To Risk Weighted Assets CapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.0800
CY2018Q4	ppbi	Capital Required Plus Capital Conservation Buffer Fully Phased In CapitalRequiredPlusCapitalConservationBufferFullyPhasedIn	1048845000	USD
CY2018Q4	ppbi	Capital Required Plus Capital Conservation Buffer Fully Phased Into Risk Weighted Assets CapitalRequiredPlusCapitalConservationBufferFullyPhasedIntoRiskWeightedAssets	0.1050
CY2019Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1338260000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	34216000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	4092000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1368384000	USD
CY2019Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	37838000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	922000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	0	USD
CY2019Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	38760000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale And Held To Maturity DebtSecuritiesAvailableForSaleAndHeldToMaturity	1376098000	USD
CY2019Q4	ppbi	Availableforsale Securities And Held To Maturity Securities Accumulated Gross Unrealized Gainbefore Tax AvailableforsaleSecuritiesAndHeldToMaturitySecuritiesAccumulatedGrossUnrealizedGainbeforeTax	35138000	USD
CY2018Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1103222000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	6263000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	14209000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	66	investment_security
CY2019Q4	ppbi	Availableforsale Securities And Held To Maturity Securities Accumulated Gross Unrealized Lossbefore Tax AvailableforsaleSecuritiesAndHeldToMaturitySecuritiesAccumulatedGrossUnrealizedLossbeforeTax	4092000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	315643000	USD
CY2019Q4	ppbi	Debt Securities Availableforsaleand Heldtomaturity Fair Value Disclosure DebtSecuritiesAvailableforsaleandHeldtomaturityFairValueDisclosure	1407144000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	4092000	USD
CY2018Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1111168000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	834000	USD
CY2018Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	45210000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	148000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	686000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	44672000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale And Held To Maturity DebtSecuritiesAvailableForSaleAndHeldToMaturity	1156378000	USD
CY2018Q4	ppbi	Availableforsale Securities And Held To Maturity Securities Accumulated Gross Unrealized Gainbefore Tax AvailableforsaleSecuritiesAndHeldToMaturitySecuritiesAccumulatedGrossUnrealizedGainbeforeTax	6411000	USD
CY2018Q4	ppbi	Availableforsale Securities And Held To Maturity Securities Accumulated Gross Unrealized Lossbefore Tax AvailableforsaleSecuritiesAndHeldToMaturitySecuritiesAccumulatedGrossUnrealizedLossbeforeTax	14895000	USD
CY2018Q4	ppbi	Debt Securities Availableforsaleand Heldtomaturity Fair Value Disclosure DebtSecuritiesAvailableforsaleandHeldtomaturityFairValueDisclosure	1147894000	USD
CY2019Q4	ppbi	Accumulated Other Comprehensive Income Loss Before Tax Amount AccumulatedOtherComprehensiveIncomeLossBeforeTaxAmount	30100000	USD
CY2019Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	21500000	USD
CY2018Q4	ppbi	Accumulated Other Comprehensive Income Loss Before Tax Amount AccumulatedOtherComprehensiveIncomeLossBeforeTaxAmount	-7900000	USD
CY2018Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-5600000	USD
CY2018Q4	ppbi	Securities Soldunder Agreementsto Repurchase Average Balance SecuritiesSoldunderAgreementstoRepurchaseAverageBalance	15000000.0	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	45	investment_security
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	274640000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	3258000	USD
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	21	investment_security
CY2019Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	41003000	USD
CY2019Q4	ppbi	Heldtomaturity Securitiesin Unrealized Loss Positions Less Than Twelve Months Qualitative Disclosure Numberof Positions HeldtomaturitySecuritiesinUnrealizedLossPositionsLessThanTwelveMonthsQualitativeDisclosureNumberofPositions	0	investment_security
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	0	USD
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	0	USD
CY2019Q4	ppbi	Heldtomaturity Securitiesin Unrealized Loss Positions Twelve Months Or Longer Qualitative Disclosure Numberof Positions HeldtomaturitySecuritiesinUnrealizedLossPositionsTwelveMonthsOrLongerQualitativeDisclosureNumberofPositions	0	investment_security
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	0	USD
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	0	USD
CY2019Q4	us-gaap	Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions	0	investment_security
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	0	USD
CY2019Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	0	USD
CY2019Q4	ppbi	Availableforsale And Heldtomaturity Securitiesin Unrealized Loss Positions Qualitative Disclosure Numberof Positions Lessthan One Year AvailableforsaleAndHeldtomaturitySecuritiesinUnrealizedLossPositionsQualitativeDisclosureNumberofPositionsLessthanOneYear	45	investment_security
CY2019Q4	ppbi	Availableforsale Securities And Heldtomaturity Continuous Unrealized Loss Position Lessthan Twelve Months Fair Value AvailableforsaleSecuritiesAndHeldtomaturityContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue	274640000	USD
CY2019Q4	ppbi	Availableforsale Securities And Held To Maturity Continuous Unrealized Loss Position Lessthan12 Months Accumulated Loss AvailableforsaleSecuritiesAndHeldToMaturityContinuousUnrealizedLossPositionLessthan12MonthsAccumulatedLoss	3258000	USD
CY2019Q4	ppbi	Availableforsale And Heldtomaturity Securitiesin Unrealized Loss Positions Qualitative Disclosure Numberof Positions Greaterthanor Equalto One Year AvailableforsaleAndHeldtomaturitySecuritiesinUnrealizedLossPositionsQualitativeDisclosureNumberofPositionsGreaterthanorEqualtoOneYear	21	investment_security
CY2019Q4	ppbi	Availableforsale Securities And Heldtomaturity Continuous Unrealized Loss Position Twelve Monthsor Longer Fair Value AvailableforsaleSecuritiesAndHeldtomaturityContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue	41003000	USD
CY2019Q4	ppbi	Availableforsale Securities And Heldtomaturity Continuous Unrealized Loss Position12 Monthsor Longer Accumulated Loss AvailableforsaleSecuritiesAndHeldtomaturityContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss	834000	USD
CY2019Q4	ppbi	Availableforsale And Heldtomaturity Securitiesin Unrealized Loss Positions Qualitative Disclosure Numberof Positions AvailableforsaleAndHeldtomaturitySecuritiesinUnrealizedLossPositionsQualitativeDisclosureNumberofPositions	66	investment_security
CY2019Q4	ppbi	Availableforsale Securities And Heldto Maturity Continuous Unrealized Loss Position Fair Value AvailableforsaleSecuritiesAndHeldtoMaturityContinuousUnrealizedLossPositionFairValue	315643000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	105	investment_security
CY2019Q4	ppbi	Availableforsale Securities And Heldtomaturity Continuous Unrealized Loss Position Accumulated Loss AvailableforsaleSecuritiesAndHeldtomaturityContinuousUnrealizedLossPositionAccumulatedLoss	4092000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	190770000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	1609000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	244	investment_security
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	442464000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	12600000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	349	investment_security
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	633234000	USD
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	14209000	USD
CY2018Q4	ppbi	Heldtomaturity Securitiesin Unrealized Loss Positions Less Than Twelve Months Qualitative Disclosure Numberof Positions HeldtomaturitySecuritiesinUnrealizedLossPositionsLessThanTwelveMonthsQualitativeDisclosureNumberofPositions	3	investment_security
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	11256000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	81000	USD
CY2018Q4	ppbi	Heldtomaturity Securitiesin Unrealized Loss Positions Twelve Months Or Longer Qualitative Disclosure Numberof Positions HeldtomaturitySecuritiesinUnrealizedLossPositionsTwelveMonthsOrLongerQualitativeDisclosureNumberofPositions	3	investment_security
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	15741000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	605000	USD
CY2018Q4	us-gaap	Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions	6	investment_security
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	26997000	USD
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	686000	USD
CY2018Q4	ppbi	Availableforsale And Heldtomaturity Securitiesin Unrealized Loss Positions Qualitative Disclosure Numberof Positions Lessthan One Year AvailableforsaleAndHeldtomaturitySecuritiesinUnrealizedLossPositionsQualitativeDisclosureNumberofPositionsLessthanOneYear	108	investment_security
CY2018Q4	ppbi	Availableforsale Securities And Heldtomaturity Continuous Unrealized Loss Position Lessthan Twelve Months Fair Value AvailableforsaleSecuritiesAndHeldtomaturityContinuousUnrealizedLossPositionLessthanTwelveMonthsFairValue	202026000	USD
CY2018Q4	ppbi	Availableforsale Securities And Held To Maturity Continuous Unrealized Loss Position Lessthan12 Months Accumulated Loss AvailableforsaleSecuritiesAndHeldToMaturityContinuousUnrealizedLossPositionLessthan12MonthsAccumulatedLoss	1690000	USD
CY2018Q4	ppbi	Availableforsale And Heldtomaturity Securitiesin Unrealized Loss Positions Qualitative Disclosure Numberof Positions Greaterthanor Equalto One Year AvailableforsaleAndHeldtomaturitySecuritiesinUnrealizedLossPositionsQualitativeDisclosureNumberofPositionsGreaterthanorEqualtoOneYear	247	investment_security
CY2018Q4	ppbi	Availableforsale Securities And Heldtomaturity Continuous Unrealized Loss Position Twelve Monthsor Longer Fair Value AvailableforsaleSecuritiesAndHeldtomaturityContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue	458205000	USD
CY2018Q4	ppbi	Availableforsale Securities And Heldtomaturity Continuous Unrealized Loss Position12 Monthsor Longer Accumulated Loss AvailableforsaleSecuritiesAndHeldtomaturityContinuousUnrealizedLossPosition12MonthsorLongerAccumulatedLoss	13205000	USD
CY2018Q4	ppbi	Availableforsale And Heldtomaturity Securitiesin Unrealized Loss Positions Qualitative Disclosure Numberof Positions AvailableforsaleAndHeldtomaturitySecuritiesinUnrealizedLossPositionsQualitativeDisclosureNumberofPositions	355	investment_security
CY2018Q4	ppbi	Availableforsale Securities And Heldto Maturity Continuous Unrealized Loss Position Fair Value AvailableforsaleSecuritiesAndHeldtoMaturityContinuousUnrealizedLossPositionFairValue	660231000	USD
CY2018Q4	ppbi	Availableforsale Securities And Heldtomaturity Continuous Unrealized Loss Position Accumulated Loss AvailableforsaleSecuritiesAndHeldtomaturityContinuousUnrealizedLossPositionAccumulatedLoss	14895000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	1499000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	1514000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	64910000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	67052000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	561851000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	572589000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	710000000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	727229000	USD
CY2019Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	1338260000	USD
CY2019Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	1368384000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	0	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	0	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	908000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	942000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	0	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	0	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	36930000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	37818000	USD
CY2019Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	37838000	USD
CY2019Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	38760000	USD
CY2019Q4	ppbi	Availableforsale And Heldtomaturity Securities Debt Maturities Next Twelve Months Amortized Cost Basis AvailableforsaleAndHeldtomaturitySecuritiesDebtMaturitiesNextTwelveMonthsAmortizedCostBasis	1499000	USD
CY2019Q4	ppbi	Availableforsale And Heldtomaturity Securities Debt Maturities Next Twelve Months Fair Value AvailableforsaleAndHeldtomaturitySecuritiesDebtMaturitiesNextTwelveMonthsFairValue	1514000	USD
CY2019Q4	ppbi	Availableforsale And Heldtomaturity Securities Debt Maturities Year Two Through Five Amortized Cost Basis AvailableforsaleAndHeldtomaturitySecuritiesDebtMaturitiesYearTwoThroughFiveAmortizedCostBasis	65818000	USD
CY2019Q4	ppbi	Availableforsale And Heldtomaturity Securities Debt Maturities Year Two Through Five Fair Value AvailableforsaleAndHeldtomaturitySecuritiesDebtMaturitiesYearTwoThroughFiveFairValue	67994000	USD
CY2019Q4	ppbi	Availableforsale And Heldtomaturity Securities Debt Maturities Year Six Through Ten Amortized Cost Basis AvailableforsaleAndHeldtomaturitySecuritiesDebtMaturitiesYearSixThroughTenAmortizedCostBasis	561851000	USD
CY2019Q4	ppbi	Availableforsale And Heldtomaturity Securities Debt Maturities Year Six Through Ten Fair Value AvailableforsaleAndHeldtomaturitySecuritiesDebtMaturitiesYearSixThroughTenFairValue	572589000	USD
CY2019Q4	ppbi	Availableforsale And Heldtomaturity Securities Debt Maturitiesafter Ten Years Amortized Cost Basis AvailableforsaleAndHeldtomaturitySecuritiesDebtMaturitiesafterTenYearsAmortizedCostBasis	746930000	USD
CY2019Q4	ppbi	Availableforsale And Heldtomaturity Securities Debt Maturitiesafter Ten Years Fair Value AvailableforsaleAndHeldtomaturitySecuritiesDebtMaturitiesafterTenYearsFairValue	765047000	USD
CY2019Q4	ppbi	Availableforsale And Heldtomaturity Debt Securities Amortized Cost Basis AvailableforsaleAndHeldtomaturityDebtSecuritiesAmortizedCostBasis	1376098000	USD
CY2019Q4	ppbi	Debt Securities Availableforsaleand Heldtomaturity Fair Value Disclosure DebtSecuritiesAvailableforsaleandHeldtomaturityFairValueDisclosure	1407144000	USD
CY2019	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	10300000	USD
CY2018	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	1600000	USD
CY2017	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	3100000	USD
CY2019	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	1800000	USD
CY2018	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	208000	USD
CY2017	us-gaap	Debt Securities Available For Sale Realized Loss DebtSecuritiesAvailableForSaleRealizedLoss	386000	USD
CY2019	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	551800000	USD
CY2018	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	407000000.0	USD
CY2017	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	268600000	USD
CY2019Q4	us-gaap	Security Owned And Pledged As Collateral Fair Value SecurityOwnedAndPledgedAsCollateralFairValue	125700000	USD
CY2018Q4	us-gaap	Security Owned And Pledged As Collateral Fair Value SecurityOwnedAndPledgedAsCollateralFairValue	215300000	USD
CY2019Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	17300000	USD
CY2019Q4	us-gaap	Federal Reserve Bank Stock FederalReserveBankStock	51700000	USD
CY2019Q4	ppbi	Stock Other Than Federal Home Loan Bank And Federal Reserve Bank Stock StockOtherThanFederalHomeLoanBankAndFederalReserveBankStock	24100000	USD
CY2019	ppbi	Excess Federal Home Loan Bank Stock With Entity Repurchased By Federal Home Loan Bank ExcessFederalHomeLoanBankStockWithEntityRepurchasedByFederalHomeLoanBank	18300000	USD
CY2018	ppbi	Excess Federal Home Loan Bank Stock With Entity Repurchased By Federal Home Loan Bank ExcessFederalHomeLoanBankStockWithEntityRepurchasedByFederalHomeLoanBank	24900000	USD
CY2017	ppbi	Excess Federal Home Loan Bank Stock With Entity Repurchased By Federal Home Loan Bank ExcessFederalHomeLoanBankStockWithEntityRepurchasedByFederalHomeLoanBank	10300000	USD
CY2019Q4	ppbi	Loans Receivable Gross Excluding Loans Receivable Held For Sale LoansReceivableGrossExcludingLoansReceivableHeldForSale	8731898000	USD
CY2018Q4	ppbi	Loans Receivable Gross Excluding Loans Receivable Held For Sale LoansReceivableGrossExcludingLoansReceivableHeldForSale	8846286000	USD
CY2019Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	-9587000	USD
CY2018Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	-9468000	USD
CY2019Q4	ppbi	Loansand Leases Receivable Netof Unaccreted Fair Value Purchase Discounts LoansandLeasesReceivableNetofUnaccretedFairValuePurchaseDiscounts	8722311000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	36072000	USD
CY2018Q4	ppbi	Loansand Leases Receivable Netof Unaccreted Fair Value Purchase Discounts LoansandLeasesReceivableNetofUnaccretedFairValuePurchaseDiscounts	8836818000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	35698000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	36072000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	8686613000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	8800746000	USD
CY2019Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	1672000	USD
CY2018Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	5719000	USD
CY2019Q4	us-gaap	Servicing Asset ServicingAsset	7700000	USD
CY2018Q4	us-gaap	Servicing Asset ServicingAsset	8500000	USD
CY2019Q4	ppbi	Loans To Others Outstanding Balance LoansToOthersOutstandingBalance	633800000	USD
CY2018Q4	ppbi	Loans To Others Outstanding Balance LoansToOthersOutstandingBalance	635300000	USD
CY2019Q4	ppbi	Secured Loans To One Borrower Limit SecuredLoansToOneBorrowerLimit	563400000	USD
CY2019Q4	ppbi	Unsecured Loans To One Borrower Limit UnsecuredLoansToOneBorrowerLimit	338000000.0	USD
CY2019Q4	ppbi	Secured Loans To One Borrower Outstanding Balance SecuredLoansToOneBorrowerOutstandingBalance	126300000	USD
CY2019	ppbi	Financing Receivable Credit Quality And Credit Risk Management Area Number FinancingReceivableCreditQualityAndCreditRiskManagementAreaNumber	2	area
CY2019	ppbi	Financing Receivable Credit Quality Pass Grade Number FinancingReceivableCreditQualityPassGradeNumber	6	grade
CY2019Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	8733570000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	8852005000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	8733570000	USD
CY2019Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	8650000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	8852005000	USD
CY2018Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	4857000	USD
CY2019	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	3000000.0	USD
CY2019	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	2	loan
CY2018	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	0	USD
CY2019	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	2	loan
CY2019Q4	ppbi	Impaired Financing Receivable Unpaid Principal Balance Nonaccrual Status ImpairedFinancingReceivableUnpaidPrincipalBalanceNonaccrualStatus	8700000	USD
CY2018Q4	ppbi	Impaired Financing Receivable Unpaid Principal Balance Nonaccrual Status ImpairedFinancingReceivableUnpaidPrincipalBalanceNonaccrualStatus	4900000	USD
CY2019Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	0	USD
CY2018Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	213000	USD
CY2019Q4	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	0	USD
CY2019	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	7853000	USD
CY2019	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	344000	USD
CY2019	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	7135000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	35698000	USD
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	0	USD
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	35698000	USD
CY2019Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	22989000	USD
CY2019	ppbi	Financing Receivable Individually Evaluated For Impairment Allowance For Credit Losses To Carrying Amount Percentage FinancingReceivableIndividuallyEvaluatedForImpairmentAllowanceForCreditLossesToCarryingAmountPercentage	0
CY2019Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	8708909000	USD
CY2019	ppbi	Financing Receivable Collectively Evaluated For Impairment Allowance For Credit Losses To Carrying Amount Percentage FinancingReceivableCollectivelyEvaluatedForImpairmentAllowanceForCreditLossesToCarryingAmountPercentage	0.0041
CY2019Q4	ppbi	Loans Receivable Gross LoansReceivableGross	8731898000	USD
CY2019	ppbi	Loans And Leases Receivable Allowance To Gross Carrying Amount Percentage LoansAndLeasesReceivableAllowanceToGrossCarryingAmountPercentage	0.0041
CY2017Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	28936000	USD
CY2018	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	1955000	USD
CY2018	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	935000	USD
CY2018	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	8156000	USD
CY2018Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	36072000	USD
CY2018Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	584000	USD
CY2018Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	35488000	USD
CY2018Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	12458000	USD
CY2018	ppbi	Financing Receivable Individually Evaluated For Impairment Allowance For Credit Losses To Carrying Amount Percentage FinancingReceivableIndividuallyEvaluatedForImpairmentAllowanceForCreditLossesToCarryingAmountPercentage	0.0469
CY2018Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	8833828000	USD
CY2018	ppbi	Financing Receivable Collectively Evaluated For Impairment Allowance For Credit Losses To Carrying Amount Percentage FinancingReceivableCollectivelyEvaluatedForImpairmentAllowanceForCreditLossesToCarryingAmountPercentage	0.0040
CY2018Q4	ppbi	Loans Receivable Gross LoansReceivableGross	8846286000	USD
CY2018	ppbi	Loans And Leases Receivable Allowance To Gross Carrying Amount Percentage LoansAndLeasesReceivableAllowanceToGrossCarryingAmountPercentage	0.0041
CY2016Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	21296000	USD
CY2017	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	1362000	USD
CY2017	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	362000	USD
CY2017	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	8640000	USD
CY2017Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	28936000	USD
CY2017Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	55000	USD
CY2017Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	28881000	USD
CY2017Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	3284000	USD
CY2017	ppbi	Financing Receivable Individually Evaluated For Impairment Allowance For Credit Losses To Carrying Amount Percentage FinancingReceivableIndividuallyEvaluatedForImpairmentAllowanceForCreditLossesToCarryingAmountPercentage	0.0167
CY2017Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	6195343000	USD
CY2017	ppbi	Financing Receivable Collectively Evaluated For Impairment Allowance For Credit Losses To Carrying Amount Percentage FinancingReceivableCollectivelyEvaluatedForImpairmentAllowanceForCreditLossesToCarryingAmountPercentage	0.0047
CY2017Q4	ppbi	Loans Receivable Gross LoansReceivableGross	6198627000	USD
CY2017	ppbi	Loans And Leases Receivable Allowance To Gross Carrying Amount Percentage LoansAndLeasesReceivableAllowanceToGrossCarryingAmountPercentage	0.0047
CY2018Q4	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	147000	USD
CY2017Q4	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	326000	USD
CY2016Q4	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	460000	USD
CY2019	us-gaap	Other Real Estate Additions OtherRealEstateAdditions	0	USD
CY2018	us-gaap	Other Real Estate Additions OtherRealEstateAdditions	524000	USD
CY2017	us-gaap	Other Real Estate Additions OtherRealEstateAdditions	326000	USD
CY2019	ppbi	Other Real Estate Additions Foreclosures OtherRealEstateAdditionsForeclosures	644000	USD
CY2018	ppbi	Other Real Estate Additions Foreclosures OtherRealEstateAdditionsForeclosures	15000	USD
CY2017	ppbi	Other Real Estate Additions Foreclosures OtherRealEstateAdditionsForeclosures	0	USD
CY2019	us-gaap	Other Real Estate Disposals OtherRealEstateDisposals	329000	USD
CY2018	us-gaap	Other Real Estate Disposals OtherRealEstateDisposals	1055000	USD
CY2017	us-gaap	Other Real Estate Disposals OtherRealEstateDisposals	507000	USD
CY2019	ppbi	Other Real Estate Gain Loss On Disposals OtherRealEstateGainLossOnDisposals	-20000	USD
CY2018	ppbi	Other Real Estate Gain Loss On Disposals OtherRealEstateGainLossOnDisposals	346000	USD
CY2017	ppbi	Other Real Estate Gain Loss On Disposals OtherRealEstateGainLossOnDisposals	47000	USD
CY2019	ppbi	Other Real Estate Increase Decrease Due To Write Downs And Sales OtherRealEstateIncreaseDecreaseDueToWriteDownsAndSales	1000	USD
CY2018	ppbi	Other Real Estate Increase Decrease Due To Write Downs And Sales OtherRealEstateIncreaseDecreaseDueToWriteDownsAndSales	9000	USD
CY2017	ppbi	Other Real Estate Increase Decrease Due To Write Downs And Sales OtherRealEstateIncreaseDecreaseDueToWriteDownsAndSales	0	USD
CY2019Q4	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	441000	USD
CY2018Q4	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	147000	USD
CY2017Q4	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	326000	USD
CY2019Q4	us-gaap	Mortgage Loans In Process Of Foreclosure Amount MortgageLoansInProcessOfForeclosureAmount	0	USD
CY2019Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	59001000	USD
CY2019	us-gaap	Depreciation Depreciation	9800000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	64691000	USD
CY2019Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	90445000	USD
CY2018Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	89254000	USD
CY2019Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	31444000	USD
CY2018Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	24563000	USD
CY2018	us-gaap	Depreciation Depreciation	7700000	USD
CY2017	us-gaap	Depreciation Depreciation	4900000	USD
CY2019Q4	us-gaap	Goodwill Goodwill	808300000	USD
CY2019	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	-404000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	808726000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	493329000	USD
CY2016Q4	us-gaap	Goodwill Goodwill	102490000	USD
CY2019	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	0	USD
CY2018	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	313043000	USD
CY2017Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	0	USD
CY2019Q4	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	83300000	USD
CY2019Q4	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2017	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	390839000	USD
CY2019	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	-404000	USD
CY2018	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	2354000	USD
CY2017	us-gaap	Goodwill Purchase Accounting Adjustments GoodwillPurchaseAccountingAdjustments	0	USD
CY2019	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2018	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2017	us-gaap	Goodwill Impairment Loss GoodwillImpairmentLoss	0	USD
CY2019Q4	us-gaap	Goodwill Goodwill	808322000	USD
CY2018Q4	us-gaap	Goodwill Goodwill	808726000	USD
CY2017Q4	us-gaap	Goodwill Goodwill	493329000	USD
CY2019Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	0	USD
CY2018Q4	us-gaap	Goodwill Impaired Accumulated Impairment Loss GoodwillImpairedAccumulatedImpairmentLoss	0	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	125945000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	54809000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	15102000	USD
CY2019	us-gaap	Finitelived Intangible Assets Acquired1 FinitelivedIntangibleAssetsAcquired1	0	USD
CY2018	us-gaap	Finitelived Intangible Assets Acquired1 FinitelivedIntangibleAssetsAcquired1	71136000	USD
CY2017	us-gaap	Finitelived Intangible Assets Acquired1 FinitelivedIntangibleAssetsAcquired1	39707000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	125945000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	125945000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Gross FiniteLivedIntangibleAssetsGross	54809000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	25389000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	11795000	USD
CY2016Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	5651000	USD
CY2018	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	13594000	USD
CY2017	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	6144000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	42633000	USD
CY2018	ppbi	Bank Owned Life Insurance Noninterest Income BankOwnedLifeInsuranceNoninterestIncome	3400000	USD
CY2017	ppbi	Bank Owned Life Insurance Noninterest Income BankOwnedLifeInsuranceNoninterestIncome	2300000	USD
CY2019	ppbi	Affordable Housing Projects Tax Credit Period AffordableHousingProjectsTaxCreditPeriod	P10Y
CY2018Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	25389000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Accumulated Amortization FiniteLivedIntangibleAssetsAccumulatedAmortization	11795000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	83312000	USD
CY2018Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	100556000	USD
CY2017Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	43014000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	15400000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	13400000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	11700000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	10200000	USD
CY2019Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Five FiniteLivedIntangibleAssetsAmortizationExpenseYearFive	9200000	USD
CY2019Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	113400000	USD
CY2018Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	110900000	USD
CY2019	ppbi	Bank Owned Life Insurance Noninterest Income BankOwnedLifeInsuranceNoninterestIncome	3500000	USD
CY2019Q4	us-gaap	Amortization Method Qualified Affordable Housing Project Investments AmortizationMethodQualifiedAffordableHousingProjectInvestments	53900000	USD
CY2018Q4	us-gaap	Amortization Method Qualified Affordable Housing Project Investments AmortizationMethodQualifiedAffordableHousingProjectInvestments	39400000	USD
CY2019Q4	us-gaap	Qualified Affordable Housing Project Investments Commitment QualifiedAffordableHousingProjectInvestmentsCommitment	21400000	USD
CY2018Q4	us-gaap	Qualified Affordable Housing Project Investments Commitment QualifiedAffordableHousingProjectInvestmentsCommitment	13400000	USD
CY2019Q4	ppbi	Qualified Affordable Housing Project Investments Due Next Fiscal Year QualifiedAffordableHousingProjectInvestmentsDueNextFiscalYear	9776000	USD
CY2019Q4	ppbi	Qualified Affordable Housing Project Investments Due Year Two QualifiedAffordableHousingProjectInvestmentsDueYearTwo	6596000	USD
CY2019Q4	ppbi	Qualified Affordable Housing Project Investments Due Year Three QualifiedAffordableHousingProjectInvestmentsDueYearThree	3806000	USD
CY2019Q4	ppbi	Qualified Affordable Housing Project Investments Due Year Four QualifiedAffordableHousingProjectInvestmentsDueYearFour	187000	USD
CY2019Q4	ppbi	Qualified Affordable Housing Project Investments Due Year Five QualifiedAffordableHousingProjectInvestmentsDueYearFive	182000	USD
CY2019Q4	ppbi	Qualified Affordable Housing Project Investments Due Thereafter QualifiedAffordableHousingProjectInvestmentsDueThereafter	867000	USD
CY2019Q4	us-gaap	Qualified Affordable Housing Project Investments Commitment QualifiedAffordableHousingProjectInvestmentsCommitment	21414000	USD
CY2019	us-gaap	Affordable Housing Tax Credits And Other Tax Benefits Amount AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount	6506000	USD
CY2018	us-gaap	Affordable Housing Tax Credits And Other Tax Benefits Amount AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount	4748000	USD
CY2017	us-gaap	Affordable Housing Tax Credits And Other Tax Benefits Amount AffordableHousingTaxCreditsAndOtherTaxBenefitsAmount	1719000	USD
CY2019	us-gaap	Amortization Method Qualified Affordable Housing Project Investments Amortization AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization	5527000	USD
CY2018	us-gaap	Amortization Method Qualified Affordable Housing Project Investments Amortization AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization	4574000	USD
CY2017	us-gaap	Amortization Method Qualified Affordable Housing Project Investments Amortization AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization	1599000	USD
CY2019	us-gaap	Affordable Housing Project Investment Write Down Amount AffordableHousingProjectInvestmentWriteDownAmount	0	USD
CY2019Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	3857660000	USD
CY2019Q4	ppbi	Noninterest Bearing Deposit Liabilities Weighted Average Interest Rate NoninterestBearingDepositLiabilitiesWeightedAverageInterestRate	0
CY2018Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	3495737000	USD
CY2018Q4	ppbi	Noninterest Bearing Deposit Liabilities Weighted Average Interest Rate NoninterestBearingDepositLiabilitiesWeightedAverageInterestRate	0
CY2019Q4	us-gaap	Interest Bearing Domestic Deposit Checking InterestBearingDomesticDepositChecking	586019000	USD
CY2019Q4	ppbi	Interest Bearing Deposit Liabilities Weighted Average Interest Rate InterestBearingDepositLiabilitiesWeightedAverageInterestRate	0.0043
CY2018Q4	us-gaap	Interest Bearing Domestic Deposit Checking InterestBearingDomesticDepositChecking	526088000	USD
CY2018Q4	ppbi	Interest Bearing Deposit Liabilities Weighted Average Interest Rate InterestBearingDepositLiabilitiesWeightedAverageInterestRate	0.0038
CY2019Q4	us-gaap	Deposits Money Market Deposits DepositsMoneyMarketDeposits	3171164000	USD
CY2019Q4	ppbi	Deposits Money Market Deposits Weighted Average Interest Rate DepositsMoneyMarketDepositsWeightedAverageInterestRate	0.0083
CY2018Q4	us-gaap	Deposits Money Market Deposits DepositsMoneyMarketDeposits	2975578000	USD
CY2018Q4	ppbi	Deposits Money Market Deposits Weighted Average Interest Rate DepositsMoneyMarketDepositsWeightedAverageInterestRate	0.0089
CY2019Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	235824000	USD
CY2019Q4	ppbi	Deposits Savings Deposits Weighted Average Interest Rate DepositsSavingsDepositsWeightedAverageInterestRate	0.0016
CY2018Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	250271000	USD
CY2018Q4	ppbi	Deposits Savings Deposits Weighted Average Interest Rate DepositsSavingsDepositsWeightedAverageInterestRate	0.0014
CY2019Q4	ppbi	Time Deposits Lessthan Dollars250000 TimeDepositsLessthanDollars250000	500331000	USD
CY2019Q4	ppbi	Time Deposits Lessthan Dollars250000 Weighted Average Interest Rate TimeDepositsLessthanDollars250000WeightedAverageInterestRate	0.0159
CY2018Q4	ppbi	Time Deposits Lessthan Dollars250000 TimeDepositsLessthanDollars250000	569877000	USD
CY2018Q4	ppbi	Time Deposits Lessthan Dollars250000 Weighted Average Interest Rate TimeDepositsLessthanDollars250000WeightedAverageInterestRate	0.0144
CY2019Q4	ppbi	Time Deposits Over Dollars250000 TimeDepositsOverDollars250000	547511000	USD
CY2019Q4	ppbi	Time Deposits Over Dollars250000 Weighted Average Interest Rate TimeDepositsOverDollars250000WeightedAverageInterestRate	0.0177
CY2018Q4	ppbi	Time Deposits Over Dollars250000 TimeDepositsOverDollars250000	840800000	USD
CY2018Q4	ppbi	Time Deposits Over Dollars250000 Weighted Average Interest Rate TimeDepositsOverDollars250000WeightedAverageInterestRate	0.0212
CY2019Q4	us-gaap	Time Deposits TimeDeposits	1047842000	USD
CY2019Q4	ppbi	Time Deposits Weighted Average Interest Rate TimeDepositsWeightedAverageInterestRate	0.0169
CY2018Q4	us-gaap	Time Deposits TimeDeposits	1410677000	USD
CY2018Q4	ppbi	Time Deposits Weighted Average Interest Rate TimeDepositsWeightedAverageInterestRate	0.0184
CY2019Q4	us-gaap	Deposits Deposits	8898509000	USD
CY2019Q4	ppbi	Deposits Weighted Average Interest Rate DepositsWeightedAverageInterestRate	0.0053
CY2018Q4	us-gaap	Deposits Deposits	8658351000	USD
CY2018Q4	ppbi	Deposits Weighted Average Interest Rate DepositsWeightedAverageInterestRate	0.0063
CY2019Q4	ppbi	Time Deposit Maturities Within Three Months TimeDepositMaturitiesWithinThreeMonths	571143000	USD
CY2019Q4	ppbi	Time Deposits Weighted Average Interest Rate Maturities Within Three Months TimeDepositsWeightedAverageInterestRateMaturitiesWithinThreeMonths	0.0170
CY2019Q4	ppbi	Time Deposit Maturities Four To Six Months TimeDepositMaturitiesFourToSixMonths	240132000	USD
CY2019Q4	ppbi	Time Deposits Weighted Average Interest Rate Maturities Four To Six Months TimeDepositsWeightedAverageInterestRateMaturitiesFourToSixMonths	0.0187
CY2019Q4	ppbi	Time Deposit Maturities Seven To Twelve Months TimeDepositMaturitiesSevenToTwelveMonths	138515000	USD
CY2019Q4	ppbi	Time Deposits Weighted Average Interest Rate Maturities Seven To Twelve Months TimeDepositsWeightedAverageInterestRateMaturitiesSevenToTwelveMonths	0.0146
CY2019Q4	us-gaap	Time Deposit Maturities Year Two TimeDepositMaturitiesYearTwo	76617000	USD
CY2019Q4	us-gaap	Time Deposits Weighted Average Interest Rate Maturities Year Two TimeDepositsWeightedAverageInterestRateMaturitiesYearTwo	0.0149
CY2019Q4	us-gaap	Time Deposit Maturities Year Three TimeDepositMaturitiesYearThree	11182000	USD
CY2019Q4	us-gaap	Time Deposits Weighted Average Interest Rate Maturities Year Three TimeDepositsWeightedAverageInterestRateMaturitiesYearThree	0.0124
CY2019Q4	ppbi	Time Deposit Maturities Years Four And Five TimeDepositMaturitiesYearsFourAndFive	9644000	USD
CY2019Q4	ppbi	Time Deposits Weighted Average Interest Rate Maturities Years Four And Five TimeDepositsWeightedAverageInterestRateMaturitiesYearsFourAndFive	0.0171
CY2019Q4	us-gaap	Time Deposit Maturities After Year Five TimeDepositMaturitiesAfterYearFive	609000	USD
CY2019Q4	us-gaap	Time Deposits Weighted Average Interest Rate Maturities Greater Than Five Years TimeDepositsWeightedAverageInterestRateMaturitiesGreaterThanFiveYears	0.0208
CY2019Q4	us-gaap	Time Deposits TimeDeposits	1047842000	USD
CY2019Q4	ppbi	Time Deposits Weighted Average Interest Rate TimeDepositsWeightedAverageInterestRate	0.0169
CY2019	us-gaap	Interest Expense Demand Deposit Accounts InterestExpenseDemandDepositAccounts	2340000	USD
CY2018	us-gaap	Interest Expense Demand Deposit Accounts InterestExpenseDemandDepositAccounts	1167000	USD
CY2017	us-gaap	Interest Expense Demand Deposit Accounts InterestExpenseDemandDepositAccounts	365000	USD
CY2019	us-gaap	Interest Expense Savings Deposits InterestExpenseSavingsDeposits	28279000	USD
CY2018	us-gaap	Interest Expense Savings Deposits InterestExpenseSavingsDeposits	19567000	USD
CY2017	us-gaap	Interest Expense Savings Deposits InterestExpenseSavingsDeposits	6720000	USD
CY2019	us-gaap	Interest Expense Money Market Deposits InterestExpenseMoneyMarketDeposits	382000	USD
CY2018	us-gaap	Interest Expense Money Market Deposits InterestExpenseMoneyMarketDeposits	357000	USD
CY2017	us-gaap	Interest Expense Money Market Deposits InterestExpenseMoneyMarketDeposits	251000	USD
CY2019	us-gaap	Interest Expense Time Deposits InterestExpenseTimeDeposits	27296000	USD
CY2018	us-gaap	Interest Expense Time Deposits InterestExpenseTimeDeposits	16562000	USD
CY2017	us-gaap	Interest Expense Time Deposits InterestExpenseTimeDeposits	6035000	USD
CY2019	us-gaap	Interest Expense Deposits InterestExpenseDeposits	58297000	USD
CY2018	us-gaap	Interest Expense Deposits InterestExpenseDeposits	37653000	USD
CY2017	us-gaap	Interest Expense Deposits InterestExpenseDeposits	13371000	USD
CY2019Q4	us-gaap	Deposit Liabilities Accrued Interest DepositLiabilitiesAccruedInterest	590000	USD
CY2018Q4	us-gaap	Deposit Liabilities Accrued Interest DepositLiabilitiesAccruedInterest	1700000	USD
CY2019Q4	ppbi	Federal Home Loan Bank Advances General Debt Obligations Maximum Percentage Of Assets Up To Which Advances Provided FederalHomeLoanBankAdvancesGeneralDebtObligationsMaximumPercentageOfAssetsUpToWhichAdvancesProvided	0.40
CY2019Q4	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Maximum Amount Available FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable	4720000000	USD
CY2019Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	517026000	USD
CY2018Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	667606000	USD
CY2019	us-gaap	Federal Home Loan Bank Advances Activity For Year Average Interest Rate For Year FederalHomeLoanBankAdvancesActivityForYearAverageInterestRateForYear	0.0169
CY2018	us-gaap	Federal Home Loan Bank Advances Activity For Year Average Interest Rate For Year FederalHomeLoanBankAdvancesActivityForYearAverageInterestRateForYear	0.0251
CY2019Q4	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Amount Of Available Unused Funds FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds	2240000000	USD
CY2019Q4	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Collateral Pledged1 FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresCollateralPledged1	3900000000	USD
CY2019Q4	ppbi	Advancesfrom Federal Home Loan Banks Overnight AdvancesfromFederalHomeLoanBanksOvernight	491000000.0	USD
CY2019Q4	ppbi	Term Advances Activity For Year Maximum Outstanding At Any Month End TermAdvancesActivityForYearMaximumOutstandingAtAnyMonthEnd	26000000.0	USD
CY2018Q4	ppbi	Advancesfrom Federal Home Loan Banks Overnight AdvancesfromFederalHomeLoanBanksOvernight	506000000.0	USD
CY2018Q4	ppbi	Term Advances Activity For Year Maximum Outstanding At Any Month End TermAdvancesActivityForYearMaximumOutstandingAtAnyMonthEnd	161500000	USD
CY2019	us-gaap	Federal Home Loan Bank Advances Activity For Year Average Balance Of Agreements Outstanding FederalHomeLoanBankAdvancesActivityForYearAverageBalanceOfAgreementsOutstanding	404959000	USD
CY2018	us-gaap	Federal Home Loan Bank Advances Activity For Year Average Balance Of Agreements Outstanding FederalHomeLoanBankAdvancesActivityForYearAverageBalanceOfAgreementsOutstanding	529278000	USD
CY2019Q4	us-gaap	Federal Home Loan Bank Advances Weighted Average Interest Rate FederalHomeLoanBankAdvancesWeightedAverageInterestRate	0.0243
CY2018Q4	us-gaap	Federal Home Loan Bank Advances Weighted Average Interest Rate FederalHomeLoanBankAdvancesWeightedAverageInterestRate	0.0206
CY2019Q4	us-gaap	Federal Home Loan Bank Advances Activity For Year Maximum Outstanding At Any Month End FederalHomeLoanBankAdvancesActivityForYearMaximumOutstandingAtAnyMonthEnd	1091596000	USD
CY2018Q4	us-gaap	Federal Home Loan Bank Advances Activity For Year Maximum Outstanding At Any Month End FederalHomeLoanBankAdvancesActivityForYearMaximumOutstandingAtAnyMonthEnd	883612000	USD
CY2019Q4	us-gaap	Subordinated Debt SubordinatedDebt	215100000	USD
CY2018Q4	us-gaap	Subordinated Debt SubordinatedDebt	110300000	USD
CY2019Q4	ppbi	Debt Instrument Increaseto Aggregate Carrying Valueof Debt DebtInstrumentIncreasetoAggregateCarryingValueofDebt	104800000	USD
CY2019	ppbi	Debt Instrument Increaseto Aggregate Carrying Valueof Debt Percentage DebtInstrumentIncreasetoAggregateCarryingValueofDebtPercentage	0.950
CY2019	ppbi	Tier One Leverage Capital Reductionfor Redemptionof Capital Instruments TierOneLeverageCapitalReductionforRedemptionofCapitalInstruments	17600000	USD
CY2019Q4	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	220403000	USD
CY2019Q4	us-gaap	Subordinated Debt SubordinatedDebt	215145000	USD
CY2018Q4	us-gaap	Subordinated Debt SubordinatedDebt	110313000	USD
CY2019	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	34124000	USD
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	19787000	USD
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	18644000	USD
CY2019	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	16415000	USD
CY2018	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	13178000	USD
CY2017	us-gaap	Current State And Local Tax Expense Benefit CurrentStateAndLocalTaxExpenseBenefit	7062000	USD
CY2019	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	50539000	USD
CY2018	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	32965000	USD
CY2017	us-gaap	Current Income Tax Expense Benefit CurrentIncomeTaxExpenseBenefit	25706000	USD
CY2019	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	4645000	USD
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	8142000	USD
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	8294000	USD
CY2019	us-gaap	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Asset Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense	0	USD
CY2018	us-gaap	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Asset Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense	-1441000	USD
CY2017	us-gaap	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Asset Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense	5633000	USD
CY2019	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	2851000	USD
CY2018	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	2574000	USD
CY2017	us-gaap	Deferred State And Local Income Tax Expense Benefit DeferredStateAndLocalIncomeTaxExpenseBenefit	2493000	USD
CY2019	ppbi	Deferred Income Tax Expense Benefit Net DeferredIncomeTaxExpenseBenefitNet	7496000	USD
CY2018	ppbi	Deferred Income Tax Expense Benefit Net DeferredIncomeTaxExpenseBenefitNet	9275000	USD
CY2017	ppbi	Deferred Income Tax Expense Benefit Net DeferredIncomeTaxExpenseBenefitNet	16420000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	58035000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	42240000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	42126000	USD
CY2019	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	45729000	USD
CY2018	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	34803000	USD
CY2017	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	35778000	USD
CY2019	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	15764000	USD
CY2017Q4	us-gaap	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Asset Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense	5600000	USD
CY2018	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	12724000	USD
CY2017	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	6720000	USD
CY2019	ppbi	Effective Income Tax Rate Reconciliation Cash Surrender Life Insurance EffectiveIncomeTaxRateReconciliationCashSurrenderLifeInsurance	565000	USD
CY2018	ppbi	Effective Income Tax Rate Reconciliation Cash Surrender Life Insurance EffectiveIncomeTaxRateReconciliationCashSurrenderLifeInsurance	582000	USD
CY2017	ppbi	Effective Income Tax Rate Reconciliation Cash Surrender Life Insurance EffectiveIncomeTaxRateReconciliationCashSurrenderLifeInsurance	645000	USD
CY2019	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	1503000	USD
CY2018	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	1135000	USD
CY2017	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	1660000	USD
CY2019	ppbi	Effective Income Tax Rate Reconciliation Acquisitionof Business Amount EffectiveIncomeTaxRateReconciliationAcquisitionofBusinessAmount	0	USD
CY2018	ppbi	Effective Income Tax Rate Reconciliation Acquisitionof Business Amount EffectiveIncomeTaxRateReconciliationAcquisitionofBusinessAmount	375000	USD
CY2017	ppbi	Effective Income Tax Rate Reconciliation Acquisitionof Business Amount EffectiveIncomeTaxRateReconciliationAcquisitionofBusinessAmount	824000	USD
CY2019	us-gaap	Income Tax Reconciliation Deductions Qualified Production Activities IncomeTaxReconciliationDeductionsQualifiedProductionActivities	1570000	USD
CY2018	us-gaap	Income Tax Reconciliation Deductions Qualified Production Activities IncomeTaxReconciliationDeductionsQualifiedProductionActivities	761000	USD
CY2017	us-gaap	Income Tax Reconciliation Deductions Qualified Production Activities IncomeTaxReconciliationDeductionsQualifiedProductionActivities	1031000	USD
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Amount EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Amount	0	USD
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Amount EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Amount	-1441000	USD
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Tax Cuts And Jobs Act Of2017 Amount EffectiveIncomeTaxRateReconciliationTaxCutsAndJobsActOf2017Amount	5633000	USD
CY2019	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	-728000	USD
CY2018	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	-1811000	USD
CY2017	us-gaap	Effective Income Tax Rate Reconciliation Share Based Compensation Excess Tax Benefit Amount EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount	-1995000	USD
CY2019	ppbi	Effective Income Tax Rate Reconciliation Prior Year True Up Amount EffectiveIncomeTaxRateReconciliationPriorYearTrueUpAmount	0	USD
CY2018	ppbi	Effective Income Tax Rate Reconciliation Prior Year True Up Amount EffectiveIncomeTaxRateReconciliationPriorYearTrueUpAmount	0	USD
CY2017	ppbi	Effective Income Tax Rate Reconciliation Prior Year True Up Amount EffectiveIncomeTaxRateReconciliationPriorYearTrueUpAmount	1108000	USD
CY2019	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	908000	USD
CY2018	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	68000	USD
CY2017	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	-390000	USD
CY2019	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	58035000	USD
CY2018	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	42240000	USD
CY2017	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	42126000	USD
CY2018	us-gaap	Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Asset Provisional Income Tax Expense TaxCutsAndJobsActOf2017IncompleteAccountingChangeInTaxRateDeferredTaxAssetProvisionalIncomeTaxExpense	-1400000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	2126000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	3239000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	4765000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	6115000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	10415000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Provision For Loan Losses DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsProvisionForLoanLosses	10709000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	3616000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Employee Compensation DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation	3649000	USD
CY2019Q4	us-gaap	Deferred Tax Assets State Taxes DeferredTaxAssetsStateTaxes	3746000	USD
CY2018Q4	us-gaap	Deferred Tax Assets State Taxes DeferredTaxAssetsStateTaxes	2707000	USD
CY2019Q4	ppbi	Deferred Tax Assets Loan Discount DeferredTaxAssetsLoanDiscount	11634000	USD
CY2018Q4	ppbi	Deferred Tax Assets Loan Discount DeferredTaxAssetsLoanDiscount	17677000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	3535000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	3234000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Unrealized Losses On Availablefor Sale Securities Gross DeferredTaxAssetsUnrealizedLossesOnAvailableforSaleSecuritiesGross	0	USD
CY2018Q4	us-gaap	Deferred Tax Assets Unrealized Losses On Availablefor Sale Securities Gross DeferredTaxAssetsUnrealizedLossesOnAvailableforSaleSecuritiesGross	2308000	USD
CY2019Q4	ppbi	Deferred Tax Assets Operating Lease Liability DeferredTaxAssetsOperatingLeaseLiability	13334000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Alternative Minimum Tax DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax	416000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Tax Credit Carryforwards Alternative Minimum Tax DeferredTaxAssetsTaxCreditCarryforwardsAlternativeMinimumTax	96000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	53587000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	49734000	USD
CY2019Q4	ppbi	Deferred Tax Liabilities Operating Lease Rightof Use Asset DeferredTaxLiabilitiesOperatingLeaseRightofUseAsset	12382000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Tax Deferred Income DeferredTaxLiabilitiesTaxDeferredIncome	228000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Tax Deferred Income DeferredTaxLiabilitiesTaxDeferredIncome	364000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	22415000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets	27388000	USD
CY2019Q4	ppbi	Deferred Tax Liabilities Loan Origination Costs DeferredTaxLiabilitiesLoanOriginationCosts	4828000	USD
CY2018Q4	ppbi	Deferred Tax Liabilities Loan Origination Costs DeferredTaxLiabilitiesLoanOriginationCosts	4760000	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	1814000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	1192000	USD
CY2019Q4	ppbi	Deferred Tax Liabilities Unrealized Losseson Availablefor Sale Securities Gross DeferredTaxLiabilitiesUnrealizedLossesonAvailableforSaleSecuritiesGross	8639000	USD
CY2018Q4	ppbi	Deferred Tax Liabilities Unrealized Losseson Availablefor Sale Securities Gross DeferredTaxLiabilitiesUnrealizedLossesonAvailableforSaleSecuritiesGross	0	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	4652000	USD
CY2018Q4	us-gaap	Deferred Tax Liabilities Other DeferredTaxLiabilitiesOther	403000	USD
CY2019Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	54958000	USD
CY2018Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	34107000	USD
CY2019Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	0	USD
CY2018Q4	us-gaap	Deferred Tax Assets Valuation Allowance DeferredTaxAssetsValuationAllowance	0	USD
CY2019Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	1371000	USD
CY2018Q4	us-gaap	Deferred Tax Assets Liabilities Net DeferredTaxAssetsLiabilitiesNet	15627000	USD
CY2019	ppbi	Minimum Cumulative Change In Ownership Resulting In Section382 Ownership Change MinimumCumulativeChangeInOwnershipResultingInSection382OwnershipChange	0.50
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2906000	USD
CY2017Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2906000	USD
CY2017	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	927000	USD
CY2019	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2018	us-gaap	Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions	0	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2906000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2906000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2900000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits UnrecognizedTaxBenefits	2900000	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits That Would Impact Effective Tax Rate UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate	0	USD
CY2019Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	424000000	USD
CY2018Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	246000000	USD
CY2019	ppbi	Defined Contribution Plan Employers Match Level One DefinedContributionPlanEmployersMatchLevelOne	1
CY2019	ppbi	Defined Contribution Plan Employers Match For Employees Contribution Level One DefinedContributionPlanEmployersMatchForEmployeesContributionLevelOne	0.03
CY2019	ppbi	Defined Contribution Plan Employers Match Level Two DefinedContributionPlanEmployersMatchLevelTwo	0.50
CY2019	ppbi	Defined Contribution Plan Employers Match For Employees Contribution Level Two DefinedContributionPlanEmployersMatchForEmployeesContributionLevelTwo	0.02
CY2019	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	2900000	USD
CY2018	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	2500000	USD
CY2017	us-gaap	Defined Contribution Plan Cost Recognized DefinedContributionPlanCostRecognized	1400000	USD
CY2019	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	4200000	USD
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	8400000	USD
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	7700000	USD
CY2019	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	132000	USD
CY2018	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	571000	USD
CY2019Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	0	USD
CY2019	us-gaap	Net Income Loss NetIncomeLoss	159718000	USD
CY2018	us-gaap	Net Income Loss NetIncomeLoss	123340000	USD
CY2017	us-gaap	Net Income Loss NetIncomeLoss	60100000	USD
CY2019	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	1650000	USD
CY2018	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	0	USD
CY2017	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	0	USD
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	158068000	USD
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	123340000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	60100000	USD
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	60339714	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	53963047	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	37705556	shares
CY2019	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.62
CY2018	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	2.29
CY2017	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.59
CY2019	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	158068000	USD
CY2018	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	123340000	USD
CY2017	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	60100000	USD
CY2019	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	60339714	shares
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	53963047	shares
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	37705556	shares
CY2019	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	352567	shares
CY2018	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	650010	shares
CY2017	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	805705	shares
CY2019	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	60692281	shares
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	54613057	shares
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	38511261	shares
CY2019	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.60
CY2018	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	2.26
CY2017	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.56
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	2103000	USD
CY2019Q4	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	0	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral	2103000	USD
CY2019Q4	us-gaap	Derivative Collateral Obligation To Return Securities DerivativeCollateralObligationToReturnSecurities	0	USD
CY2019Q4	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	0	USD
CY2019Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	2103000	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	2107000	USD
CY2019Q4	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	4000	USD
CY2019Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral	2103000	USD
CY2019Q4	us-gaap	Derivative Collateral Right To Reclaim Securities DerivativeCollateralRightToReclaimSecurities	0	USD
CY2019Q4	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	1678000	USD
CY2019Q4	us-gaap	Derivative Liability Fair Value Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election DerivativeLiabilityFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	425000	USD
CY2018Q4	us-gaap	Derivative Fair Value Of Derivative Asset DerivativeFairValueOfDerivativeAsset	2177000	USD
CY2018Q4	us-gaap	Derivative Asset Fair Value Gross Liability DerivativeAssetFairValueGrossLiability	496000	USD
CY2018Q4	us-gaap	Derivative Fair Value Of Derivative Asset Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral	1681000	USD
CY2018Q4	us-gaap	Derivative Collateral Obligation To Return Securities DerivativeCollateralObligationToReturnSecurities	0	USD
CY2018Q4	us-gaap	Derivative Collateral Obligation To Return Cash DerivativeCollateralObligationToReturnCash	0	USD
CY2018Q4	us-gaap	Derivative Asset Securities Purchased Under Agreements To Resell Securities Borrowed Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election DerivativeAssetSecuritiesPurchasedUnderAgreementsToResellSecuritiesBorrowedOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	1681000	USD
CY2018Q4	us-gaap	Derivative Fair Value Of Derivative Liability DerivativeFairValueOfDerivativeLiability	1681000	USD
CY2018Q4	us-gaap	Derivative Liability Fair Value Gross Asset DerivativeLiabilityFairValueGrossAsset	0	USD
CY2018Q4	us-gaap	Derivative Fair Value Of Derivative Liability Amount Not Offset Against Collateral DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral	1681000	USD
CY2018Q4	us-gaap	Derivative Collateral Right To Reclaim Securities DerivativeCollateralRightToReclaimSecurities	0	USD
CY2018Q4	us-gaap	Derivative Collateral Right To Reclaim Cash DerivativeCollateralRightToReclaimCash	0	USD
CY2018Q4	us-gaap	Derivative Liability Fair Value Offset Against Collateral Net Of Not Subject To Master Netting Arrangement Policy Election DerivativeLiabilityFairValueOffsetAgainstCollateralNetOfNotSubjectToMasterNettingArrangementPolicyElection	1681000	USD
CY2019	us-gaap	Lease Cost LeaseCost	14100000	USD
CY2019	us-gaap	Operating Lease Cost OperatingLeaseCost	11700000	USD
CY2019	us-gaap	Short Term Lease Cost ShortTermLeaseCost	2400000	USD
CY2019Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	43177000	USD
CY2019Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	46498000	USD
CY2019	us-gaap	Operating Lease Payments OperatingLeasePayments	11747000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	10138000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	10602000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	10137000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	9055000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due Year Five LesseeOperatingLeaseLiabilityPaymentsDueYearFive	7318000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due After Year Five LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive	7265000	USD
CY2019Q4	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	54515000	USD
CY2019Q4	ppbi	Lessee Operating Lease Liability Shortterm Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityShorttermPaymentsDueNextTwelveMonths	143000	USD
CY2019Q4	ppbi	Lessee Operating Lease Liability Shortterm Payments Due Year Two LesseeOperatingLeaseLiabilityShorttermPaymentsDueYearTwo	7000	USD
CY2019Q4	ppbi	Lessee Operating Lease Liability Shortterm Payments Due Year Three LesseeOperatingLeaseLiabilityShorttermPaymentsDueYearThree	0	USD
CY2019Q4	ppbi	Lessee Operating Lease Liability Shortterm Payments Due Year Four LesseeOperatingLeaseLiabilityShorttermPaymentsDueYearFour	0	USD
CY2019Q4	ppbi	Lessee Operating Lease Liability Shortterm Payments Due Year Five LesseeOperatingLeaseLiabilityShorttermPaymentsDueYearFive	0	USD
CY2019Q4	ppbi	Lessee Operating Lease Liability Shortterm Payments Dueafter Year Five LesseeOperatingLeaseLiabilityShorttermPaymentsDueafterYearFive	0	USD
CY2019Q4	ppbi	Lessee Operating Lease Liability Shortterm Payments Due LesseeOperatingLeaseLiabilityShorttermPaymentsDue	150000	USD
CY2019Q4	ppbi	Lessee Operating Lease Liability Contractual Base Rents Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityContractualBaseRentsPaymentsDueNextTwelveMonths	10281000	USD
CY2019Q4	ppbi	Lessee Operating Lease Liability Contractual Base Rents Payments Due Year Two LesseeOperatingLeaseLiabilityContractualBaseRentsPaymentsDueYearTwo	10609000	USD
CY2019Q4	ppbi	Lessee Operating Lease Liability Contractual Base Rents Payments Due Year Three LesseeOperatingLeaseLiabilityContractualBaseRentsPaymentsDueYearThree	10137000	USD
CY2019Q4	ppbi	Lessee Operating Lease Liability Contractual Base Rents Payments Due Year Four LesseeOperatingLeaseLiabilityContractualBaseRentsPaymentsDueYearFour	9055000	USD
CY2019Q4	ppbi	Lessee Operating Lease Liability Contractual Base Rents Payments Due Year Five LesseeOperatingLeaseLiabilityContractualBaseRentsPaymentsDueYearFive	7318000	USD
CY2019Q4	ppbi	Lessee Operating Lease Liability Contractual Base Rents Payments Dueafter Year Five LesseeOperatingLeaseLiabilityContractualBaseRentsPaymentsDueafterYearFive	7265000	USD
CY2019Q4	ppbi	Lessee Operating Lease Liability Contractual Base Rents Payments Due LesseeOperatingLeaseLiabilityContractualBaseRentsPaymentsDue	54665000	USD
CY2019Q4	ppbi	Operating Lease Longtermand Shortterm Liability OperatingLeaseLongtermandShorttermLiability	46498000	USD
CY2019Q4	ppbi	Lessee Operating Lease Longtermand Shortterm Liability Undiscounted Excess Amount LesseeOperatingLeaseLongtermandShorttermLiabilityUndiscountedExcessAmount	8167000	USD
CY2019Q4	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0613
CY2019Q4	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y4M24D
CY2019	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	142000	USD
CY2018	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	480000	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	11468000	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	10869000	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	10133000	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	9296000	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	8124000	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	10518000	USD
CY2019Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	60408000	USD
CY2019Q4	us-gaap	Related Party Deposit Liabilities RelatedPartyDepositLiabilities	510200000	USD
CY2018Q4	us-gaap	Related Party Deposit Liabilities RelatedPartyDepositLiabilities	471900000	USD
CY2019Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	131243000	USD
CY2019Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	132414000	USD
CY2019Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	132604000	USD
CY2019Q4	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	129846000	USD
CY2019Q1	us-gaap	Interest Expense InterestExpense	19837000	USD
CY2018Q3	us-gaap	Interest Expense InterestExpense	16163000	USD
CY2018Q2	us-gaap	Interest Expense InterestExpense	11528000	USD
CY2019Q2	us-gaap	Interest Expense InterestExpense	21773000	USD
CY2019Q3	us-gaap	Interest Expense InterestExpense	20269000	USD
CY2019Q4	us-gaap	Interest Expense InterestExpense	16927000	USD
CY2019Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	1526000	USD
CY2019Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	334000	USD
CY2019Q3	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	1562000	USD
CY2019Q4	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	2297000	USD
CY2019Q1	us-gaap	Noninterest Income NoninterestIncome	7681000	USD
CY2019Q2	us-gaap	Noninterest Income NoninterestIncome	6324000	USD
CY2019Q3	us-gaap	Noninterest Income NoninterestIncome	11430000	USD
CY2019Q4	us-gaap	Noninterest Income NoninterestIncome	9801000	USD
CY2019Q1	us-gaap	Noninterest Expense NoninterestExpense	63577000	USD
CY2019Q2	us-gaap	Noninterest Expense NoninterestExpense	63936000	USD
CY2019Q3	us-gaap	Noninterest Expense NoninterestExpense	65336000	USD
CY2019Q4	us-gaap	Noninterest Expense NoninterestExpense	66216000	USD
CY2019Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	15266000	USD
CY2019Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	14168000	USD
CY2019Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	15492000	USD
CY2019Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	13109000	USD
CY2019Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	38718000	USD
CY2019Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	38527000	USD
CY2019Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	41375000	USD
CY2019Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	41098000	USD
CY2019Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.62
CY2019Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.62
CY2019Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.69
CY2019Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.69
CY2019Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.62
CY2019Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.62
CY2019Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.69
CY2019Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.69
CY2018Q1	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	90827000	USD
CY2018Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	92699000	USD
CY2018Q3	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	128876000	USD
CY2018Q4	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	136021000	USD
CY2018Q1	us-gaap	Interest Expense InterestExpense	9546000	USD
CY2018Q4	us-gaap	Interest Expense InterestExpense	18475000	USD
CY2018Q1	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	2253000	USD
CY2018Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	1761000	USD
CY2018Q3	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	1981000	USD
CY2018Q4	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	2258000	USD
CY2018Q1	us-gaap	Noninterest Income NoninterestIncome	7666000	USD
CY2018Q2	us-gaap	Noninterest Income NoninterestIncome	8151000	USD
CY2018Q3	us-gaap	Noninterest Income NoninterestIncome	8240000	USD
CY2018Q4	us-gaap	Noninterest Income NoninterestIncome	6970000	USD
CY2018Q1	us-gaap	Noninterest Expense NoninterestExpense	49808000	USD
CY2018Q2	us-gaap	Noninterest Expense NoninterestExpense	50076000	USD
CY2018Q3	us-gaap	Noninterest Expense NoninterestExpense	82782000	USD
CY2018Q4	us-gaap	Noninterest Expense NoninterestExpense	67239000	USD
CY2018Q1	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	8884000	USD
CY2018Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	10182000	USD
CY2018Q3	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7798000	USD
CY2018Q4	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	15376000	USD
CY2018Q1	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	28002000	USD
CY2018Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	27303000	USD
CY2018Q3	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	28392000	USD
CY2018Q4	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	39643000	USD
CY2018Q1	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.61
CY2018Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.59
CY2018Q3	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.46
CY2018Q4	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.64
CY2018Q1	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.60
CY2018Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.58
CY2018Q3	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.46
CY2018Q4	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.63
CY2019	us-gaap	Subsidiary Or Equity Method Investee Cumulative Percentage Ownership After All Transactions SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions	1
CY2018	ppbi	Business Acquisitions Pro Forma Net Interest And Other Income BusinessAcquisitionsProFormaNetInterestAndOtherIncome	473748000	USD
CY2017	ppbi	Business Acquisitions Pro Forma Net Interest And Other Income BusinessAcquisitionsProFormaNetInterestAndOtherIncome	465400000	USD
CY2018	us-gaap	Business Acquisitions Pro Forma Net Income Loss BusinessAcquisitionsProFormaNetIncomeLoss	133565000	USD
CY2017	us-gaap	Business Acquisitions Pro Forma Net Income Loss BusinessAcquisitionsProFormaNetIncomeLoss	96758000	USD
CY2018	us-gaap	Business Acquisition Pro Forma Earnings Per Share Basic BusinessAcquisitionProFormaEarningsPerShareBasic	2.16
CY2017	us-gaap	Business Acquisition Pro Forma Earnings Per Share Basic BusinessAcquisitionProFormaEarningsPerShareBasic	1.58
CY2018	us-gaap	Business Acquisition Pro Forma Earnings Per Share Diluted BusinessAcquisitionProFormaEarningsPerShareDiluted	2.14
CY2017	us-gaap	Business Acquisition Pro Forma Earnings Per Share Diluted BusinessAcquisitionProFormaEarningsPerShareDiluted	1.56

Files In Submission

Name	View Source	Status
0001028918-20-000049-index-headers.html	Edgar Link	pending
0001028918-20-000049-index.html	Edgar Link	pending
0001028918-20-000049.txt	Edgar Link	pending
0001028918-20-000049-xbrl.zip	Edgar Link	pending
chart-c8c7823066e7529aa9d.jpg	Edgar Link	pending
FilingSummary.xml	Edgar Link	unprocessable
Financial_Report.xlsx	Edgar Link	pending
MetaLinks.json	Edgar Link	pending
ppbi-20191231.xsd	Edgar Link	pending
ppbi-20191231_cal.xml	Edgar Link	unprocessable
ppbi-20191231_def.xml	Edgar Link	unprocessable
ppbi-20191231_lab.xml	Edgar Link	unprocessable
ppbi-20191231_pre.xml	Edgar Link	unprocessable
ppbi201910-kex231.htm	Edgar Link	pending
ppbi201910-kex311.htm	Edgar Link	pending
ppbi201910-kex312.htm	Edgar Link	pending
ppbi201910-kex32.htm	Edgar Link	pending
ppbi201910-kex42.htm	Edgar Link	pending
ppbi201910k.htm	Edgar Link	pending
ppbi201910k_htm.xml	Edgar Link	completed
ppbilogo15.jpg	Edgar Link	pending
R1.htm	Edgar Link	pending
R10.htm	Edgar Link	pending
R100.htm	Edgar Link	pending
R101.htm	Edgar Link	pending
R102.htm	Edgar Link	pending
R103.htm	Edgar Link	pending
R104.htm	Edgar Link	pending
R105.htm	Edgar Link	pending
R106.htm	Edgar Link	pending
R107.htm	Edgar Link	pending
R108.htm	Edgar Link	pending
R109.htm	Edgar Link	pending
R11.htm	Edgar Link	pending
R110.htm	Edgar Link	pending
R111.htm	Edgar Link	pending
R112.htm	Edgar Link	pending
R113.htm	Edgar Link	pending
R114.htm	Edgar Link	pending
R115.htm	Edgar Link	pending
R116.htm	Edgar Link	pending
R117.htm	Edgar Link	pending
R118.htm	Edgar Link	pending
R119.htm	Edgar Link	pending
R12.htm	Edgar Link	pending
R120.htm	Edgar Link	pending
R121.htm	Edgar Link	pending
R122.htm	Edgar Link	pending
R13.htm	Edgar Link	pending
R14.htm	Edgar Link	pending
R15.htm	Edgar Link	pending
R16.htm	Edgar Link	pending
R17.htm	Edgar Link	pending
R18.htm	Edgar Link	pending
R19.htm	Edgar Link	pending
R2.htm	Edgar Link	pending
R20.htm	Edgar Link	pending
R21.htm	Edgar Link	pending
R22.htm	Edgar Link	pending
R23.htm	Edgar Link	pending
R24.htm	Edgar Link	pending
R25.htm	Edgar Link	pending
R26.htm	Edgar Link	pending
R27.htm	Edgar Link	pending
R28.htm	Edgar Link	pending
R29.htm	Edgar Link	pending
R3.htm	Edgar Link	pending
R30.htm	Edgar Link	pending
R31.htm	Edgar Link	pending
R32.htm	Edgar Link	pending
R33.htm	Edgar Link	pending
R34.htm	Edgar Link	pending
R35.htm	Edgar Link	pending
R36.htm	Edgar Link	pending
R37.htm	Edgar Link	pending
R38.htm	Edgar Link	pending
R39.htm	Edgar Link	pending
R4.htm	Edgar Link	pending
R40.htm	Edgar Link	pending
R41.htm	Edgar Link	pending
R42.htm	Edgar Link	pending
R43.htm	Edgar Link	pending
R44.htm	Edgar Link	pending
R45.htm	Edgar Link	pending
R46.htm	Edgar Link	pending
R47.htm	Edgar Link	pending
R48.htm	Edgar Link	pending
R49.htm	Edgar Link	pending
R5.htm	Edgar Link	pending
R50.htm	Edgar Link	pending
R51.htm	Edgar Link	pending
R52.htm	Edgar Link	pending
R53.htm	Edgar Link	pending
R54.htm	Edgar Link	pending
R55.htm	Edgar Link	pending
R56.htm	Edgar Link	pending
R57.htm	Edgar Link	pending
R58.htm	Edgar Link	pending
R59.htm	Edgar Link	pending
R6.htm	Edgar Link	pending
R60.htm	Edgar Link	pending
R61.htm	Edgar Link	pending
R62.htm	Edgar Link	pending
R63.htm	Edgar Link	pending
R64.htm	Edgar Link	pending
R65.htm	Edgar Link	pending
R66.htm	Edgar Link	pending
R67.htm	Edgar Link	pending
R68.htm	Edgar Link	pending
R69.htm	Edgar Link	pending
R7.htm	Edgar Link	pending
R70.htm	Edgar Link	pending
R71.htm	Edgar Link	pending
R72.htm	Edgar Link	pending
R73.htm	Edgar Link	pending
R74.htm	Edgar Link	pending
R75.htm	Edgar Link	pending
R76.htm	Edgar Link	pending
R77.htm	Edgar Link	pending
R78.htm	Edgar Link	pending
R79.htm	Edgar Link	pending
R8.htm	Edgar Link	pending
R80.htm	Edgar Link	pending
R81.htm	Edgar Link	pending
R82.htm	Edgar Link	pending
R83.htm	Edgar Link	pending
R84.htm	Edgar Link	pending
R85.htm	Edgar Link	pending
R86.htm	Edgar Link	pending
R87.htm	Edgar Link	pending
R88.htm	Edgar Link	pending
R89.htm	Edgar Link	pending
R9.htm	Edgar Link	pending
R90.htm	Edgar Link	pending
R91.htm	Edgar Link	pending
R92.htm	Edgar Link	pending
R93.htm	Edgar Link	pending
R94.htm	Edgar Link	pending
R95.htm	Edgar Link	pending
R96.htm	Edgar Link	pending
R97.htm	Edgar Link	pending
R98.htm	Edgar Link	pending
R99.htm	Edgar Link	pending
report.css	Edgar Link	pending
Show.js	Edgar Link	pending

Create your account

Find Stocks Worth Researching

Deeply Understand Businesses

Value Businesses Intelligently

$PPBI
PACIFIC PREMIER BANCORP INC Stock $ppbi

2018 Q4 Form 10-K Financial Statement

#000102891820000049 Filed on February 28, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$PPBI PACIFIC PREMIER BANCORP INC Stock $ppbi

2018 Q4 Form 10-K Financial Statement

#000102891820000049 Filed on February 28, 2020

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$PPBI
PACIFIC PREMIER BANCORP INC Stock $ppbi