$PB
PROSPERITY BANCSHARES INC Stock $pb

$pb Overview Financials Valuation SEC Filings Company Website

2018 Form 10-K Financial Statement

#000156459019005001 Filed on February 27, 2019

Income Statement

Concept	2018	2017 Q4	2017
Revenue	$727.2M		$677.4M
YoY Change	7.36%		0.23%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development	$4.658M		$4.398M
YoY Change	5.91%		-1.28%
% of Gross Profit
Depreciation & Amortization	$18.30M	$4.700M	$19.20M
YoY Change	-4.69%	-12.96%	-13.9%
% of Gross Profit
Operating Expenses	$4.658M		$4.398M
YoY Change	5.91%		-1.28%
Operating Profit
YoY Change
Interest Expense	$97.62M		$60.49M
YoY Change	61.37%		40.16%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$403.0M	$102.2M	$406.1M
YoY Change	-0.75%	0.0%	-0.63%
Income Tax	$81.22M	$33.60M	$133.9M
% Of Pretax Income	20.15%	32.88%	32.98%
Net Earnings	$321.8M	$67.10M	$272.2M
YoY Change	18.24%	-2.47%	-0.84%
Net Earnings / Revenue	44.25%		40.18%
Basic Earnings Per Share	$4.61		$3.92
Diluted Earnings Per Share	$4.61	$965.5K	$3.92
COMMON SHARES
Basic Shares Outstanding	69.82M		69.48M
Diluted Shares Outstanding	69.82M		69.48M

Balance Sheet

Concept	2018	2017 Q4	2017
SHORT-TERM ASSETS
Cash & Short-Term Investments		$10.06B
YoY Change		-0.97%
Cash & Equivalents		$392.3M
Short-Term Investments		$9.672B
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$257.0M	$257.1M	$257.0M
YoY Change	0.0%	-1.91%	-1.91%
Goodwill		$1.901B
YoY Change		0.0%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets	-$7.000M		$0.00
YoY Change			-100.0%
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$22.69B	$22.59B	$22.59B
YoY Change	0.47%	1.15%	1.15%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$4.000M	$3.000M	$3.000M
YoY Change	33.33%	50.0%	50.0%
Accrued Expenses
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt	$285.0M	$324.0M	$324.0M
YoY Change	-12.04%	1.25%	1.25%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$4.000M	$3.000M	$3.000M
YoY Change	33.33%	50.0%	50.0%
LONG-TERM LIABILITIES
Long-Term Debt	$0.00	$0.00	$0.00
YoY Change
Other Long-Term Liabilities	$64.00M	$109.0M	$109.0M
YoY Change	-41.28%	60.29%	60.29%
Total Long-Term Liabilities	$64.00M	$109.0M	$109.0M
YoY Change	-41.28%	60.29%	60.29%
TOTAL LIABILITIES
Total Short-Term Liabilities	$4.000M	$3.000M	$3.000M
Total Long-Term Liabilities	$64.00M	$109.0M	$109.0M
Total Liabilities	$18.64B	$18.76B	$18.76B
YoY Change	-0.65%	0.4%	0.4%
SHAREHOLDERS EQUITY
Retained Earnings		$1.720B
YoY Change		11.42%
Common Stock		$2.105B
YoY Change		0.34%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$4.053B	$3.824B	$3.824B
YoY Change
Total Liabilities & Shareholders Equity	$22.69B	$22.59B	$22.59B
YoY Change	0.47%	1.15%	1.15%

Cashflow Statement

Concept	2018	2017 Q4	2017
OPERATING ACTIVITIES
Net Income	$321.8M	$67.10M	$272.2M
YoY Change	18.24%	-2.47%	-0.84%
Depreciation, Depletion And Amortization	$18.30M	$4.700M	$19.20M
YoY Change	-4.69%	-12.96%	-13.9%
Cash From Operating Activities	$320.1M	$44.30M	$390.7M
YoY Change	-18.06%	-347.49%	16.86%
INVESTING ACTIVITIES
Capital Expenditures	$15.12M	-$4.600M	$11.23M
YoY Change	34.61%	318.18%	124.27%
Acquisitions
YoY Change
Other Investing Activities	-$103.8M	-$374.3M	-$361.4M
YoY Change	-71.28%	-54.06%	-885.65%
Cash From Investing Activities	-$119.0M	-$378.9M	-$372.6M
YoY Change	-68.07%	-53.55%	-1008.61%
FINANCING ACTIVITIES
Cash Dividend Paid	$104.1M		$95.89M
YoY Change	8.52%		11.21%
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net	$4.097M		$558.0K
YoY Change	634.23%		-9.71%
Cash From Financing Activities	-182.4M	423.4M	-63.20M
YoY Change	188.58%	-54.43%	-87.41%
NET CHANGE
Cash From Operating Activities	320.1M	44.30M	390.7M
Cash From Investing Activities	-119.0M	-378.9M	-372.6M
Cash From Financing Activities	-182.4M	423.4M	-63.20M
Net Change In Cash	18.81M	88.80M	-45.07M
YoY Change	-141.75%	-6.92%	-64.4%
FREE CASH FLOW
Cash From Operating Activities	$320.1M	$44.30M	$390.7M
Capital Expenditures	$15.12M	-$4.600M	$11.23M
Free Cash Flow	$305.0M	$48.90M	$379.5M
YoY Change	-19.62%	-391.07%	15.23%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value
CY2018	dei	Document Type DocumentType	10-K
CY2018	dei	Document Period End Date DocumentPeriodEndDate	2018-12-31
CY2018	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2018
CY2018	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	FY
CY2018	dei	Amendment Flag AmendmentFlag	false
CY2018	dei	Entity Well Known Seasoned Issuer EntityWellKnownSeasonedIssuer	Yes
CY2018	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
CY2018	dei	Entity Voluntary Filers EntityVoluntaryFilers	No
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CY2018Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	10340946000
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CY2018	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	-976000
CY2017	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	-4678000
CY2018	pb	Net Accretion Of Discount On Deposits NetAccretionOfDiscountOnDeposits	106000
CY2018	pb	Net Accretion Of Discount On Loans NetAccretionOfDiscountOnLoans	13909000
CY2017	pb	Net Accretion Of Discount On Loans NetAccretionOfDiscountOnLoans	21906000
CY2016	pb	Net Accretion Of Discount On Loans NetAccretionOfDiscountOnLoans	38970000
CY2016	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	278259000
CY2017	us-gaap	Share Based Compensation ShareBasedCompensation	6942000
CY2016	us-gaap	Share Based Compensation ShareBasedCompensation	9547000
CY2018	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	14811000
CY2017	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-24598000
CY2016	us-gaap	Increase Decrease In Other Operating Assets IncreaseDecreaseInOtherOperatingAssets	-15615000
CY2018	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	-58051000
CY2017	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	31519000
CY2016	us-gaap	Increase Decrease In Accrued Liabilities And Other Operating Liabilities IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities	-26987000
CY2018	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	320146000
CY2017	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	390725000
CY2016	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	334355000
CY2018	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	1728087000
CY2017	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	1763089000
CY2016	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	1916701000
CY2018	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	1629244000
CY2017	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	1747126000
CY2016	us-gaap	Payments To Acquire Held To Maturity Securities PaymentsToAcquireHeldToMaturitySecurities	1820346000
CY2018	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	8132901000
CY2017	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	7253433000
CY2016	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	8133829000
CY2018	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	7999686000
CY2017	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	7253392000
CY2016	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	8253214000
CY2018	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	351952000
CY2017	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	387499000
CY2018	us-gaap	Proceeds From Life Insurance Policies ProceedsFromLifeInsurancePolicies	3008000
CY2016	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	8963000
CY2018	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-118952000
CY2017	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-372594000
CY2016	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	41007000
CY2018	us-gaap	Net Change Noninterest Bearing Deposits Domestic NetChangeNoninterestBearingDepositsDomestic	42793000
CY2017	us-gaap	Net Change Noninterest Bearing Deposits Domestic NetChangeNoninterestBearingDepositsDomestic	432349000
CY2016	us-gaap	Net Change Noninterest Bearing Deposits Domestic NetChangeNoninterestBearingDepositsDomestic	-67958000
CY2018	us-gaap	Net Change Interest Bearing Deposits Domestic NetChangeInterestBearingDepositsDomestic	-607589000
CY2017	us-gaap	Net Change Interest Bearing Deposits Domestic NetChangeInterestBearingDepositsDomestic	82026000
CY2018	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	530000000
CY2018	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	4097000
CY2017	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	558000
CY2016	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	618000
CY2017	us-gaap	Proceeds From Payments For In Securities Sold Under Agreements To Repurchase ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase	3724000
CY2016	us-gaap	Proceeds From Payments For In Securities Sold Under Agreements To Repurchase ProceedsFromPaymentsForInSecuritiesSoldUnderAgreementsToRepurchase	5177000
CY2016	us-gaap	Repayments Of Subordinated Debt RepaymentsOfSubordinatedDebt	7217000
CY2016	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	5007000
CY2017	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	10130000
CY2016	us-gaap	Proceeds From Sale Of Productive Assets ProceedsFromSaleOfProductiveAssets	13617000
CY2016	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	778000
CY2016	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	51057000
CY2017	us-gaap	Payments Of Dividends PaymentsOfDividends	95888000
CY2016	us-gaap	Payments Of Dividends PaymentsOfDividends	86226000
CY2018	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-182380000
CY2017	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-63199000
CY2016	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	-501943000
CY2018	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	18814000
CY2017	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-45068000
CY2016	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-126581000
CY2017Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	392313000
CY2016Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	437381000
CY2015Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	563962000
CY2018Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	411127000
CY2016	us-gaap	Other Significant Noncash Transaction Value Of Consideration Given1 OtherSignificantNoncashTransactionValueOfConsiderationGiven1	32522000
CY2018	us-gaap	Real Estate Acquisitions Through Foreclosures RealEstateAcquisitionsThroughForeclosures	1606000
CY2017	us-gaap	Real Estate Acquisitions Through Foreclosures RealEstateAcquisitionsThroughForeclosures	1644000
CY2016	us-gaap	Real Estate Acquisitions Through Foreclosures RealEstateAcquisitionsThroughForeclosures	14816000
CY2018	us-gaap	Income Taxes Paid IncomeTaxesPaid	134360000
CY2017	us-gaap	Income Taxes Paid IncomeTaxesPaid	64152000
CY2016	us-gaap	Income Taxes Paid IncomeTaxesPaid	122418000
CY2018	us-gaap	Interest Paid Net InterestPaidNet	96360000
CY2017	us-gaap	Interest Paid Net InterestPaidNet	59866000
CY2016	us-gaap	Interest Paid Net InterestPaidNet	42736000
CY2018	us-gaap	Use Of Estimates UseOfEstimates	<p style="margin-top:12pt;margin-bottom:0pt;text-indent:4.54%;font-weight:bold;font-family:Times New Roman;font-size:10pt;font-style:normal;text-transform:none;font-variant: normal;">Use of Estimates<font style="font-weight:normal;">—The preparation of financial statements in conformity with 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 and the reported amounts of revenues and expenses during the reporting period. Such estimates include, but are not limited to certain fair value measures including the calculation of stock-based compensation, the valuation of goodwill and available for sale and held to maturity securities and the calculation of allowance for credit losses. Actual results could differ from these estimates.</font></p>
CY2018	pb	Number Of Operating Banking Offices NumberOfOperatingBankingOffices	242
CY2018	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1
CY2018Q4	pb	Minimum Percentage Likelihood Of Tax Benefit To Be Realized Upon Final Settlement MinimumPercentageLikelihoodOfTaxBenefitToBeRealizedUponFinalSettlement	0.50
CY2018	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	69821000
CY2017	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	69484000
CY2016	us-gaap	Incremental Common Shares Attributable To Call Options And Warrants IncrementalCommonSharesAttributableToCallOptionsAndWarrants	6000
CY2018	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	69821000
CY2017	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	69484000
CY2018	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0
CY2017	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0
CY2016	us-gaap	Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount	0
CY2016Q4	us-gaap	Goodwill Goodwill	1900845000
CY2016Q4	us-gaap	Finite Lived Intangible Assets Net FiniteLivedIntangibleAssetsNet	45784000
CY2018	us-gaap	Goodwill And Intangible Asset Impairment GoodwillAndIntangibleAssetImpairment	0
CY2018Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Next Twelve Months FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths	5051000
CY2018Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Two FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo	4483000
CY2018Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Three FiniteLivedIntangibleAssetsAmortizationExpenseYearThree	4022000
CY2018Q4	us-gaap	Finite Lived Intangible Assets Amortization Expense Year Four FiniteLivedIntangibleAssetsAmortizationExpenseYearFour	3664000
CY2018Q4	pb	Finite Lived Intangible Assets Amortization Expense After Year Four FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFour	15663000
CY2018Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	83763000
CY2018Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	629000
CY2018Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	237000
CY2018Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	9239000
CY2018Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	252814000
CY2017Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	218013000
CY2017Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	1342000
CY2017Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	1485000
CY2017Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	13797000
CY2017Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	144561000
CY2018	pb	Number Of Investment Securities Segments NumberOfInvestmentSecuritiesSegments	2
CY2018	us-gaap	Impairment Of Investments ImpairmentOfInvestments	0
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	50962000
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	197000
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	4187000
CY2018Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	40000
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	55149000
CY2018Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	237000
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	1113216000
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	8805000
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	6937459000
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	244009000
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	8050675000
CY2018Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	252814000
CY2017Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	49678000
CY2017Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	1437000
CY2017Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	4598000
CY2017Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	48000
CY2017Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	54276000
CY2017Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	1485000
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	4105774000
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	34939000
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	3887052000
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	109622000
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	7992826000
CY2017Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	144561000
CY2018Q4	pb	Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions Greater Than Or Equal To One Year SecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositionsGreaterThanOrEqualToOneYear	731
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	45031000
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	145000000
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	82039000
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	6906000
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities Single Maturity Date Amortized Cost Basis HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	278976000
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount	9045835000
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	45047000
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesSingleMaturityDateFairValue	281539000
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities Without Single Maturity Date Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	8799697000
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	84581000
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	7047000
CY2018Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	144864000
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	535000
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	624000
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	1159000
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost	82604000
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	536000
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	630000
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate	1166000
CY2018Q4	us-gaap	Available For Sale Securities Debt Maturities Without Single Maturity Date Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue	82989000
CY2018	pb	Sale Of Debt Security Percentage Of Principal Outstanding SaleOfDebtSecurityPercentageOfPrincipalOutstanding	0.85
CY2018	pb	Sale Of Debt Security Description SaleOfDebtSecurityDescription	selling a debt security after 85% of the principal outstanding has been collected is considered the equivalent to holding the security to maturity. The Company sold these securities, which had paid down over 85% of their principal, because they no longer represented an efficient investment due to the safekeeping and administrative cost required to maintain them.
CY2018Q4	us-gaap	Unamortized Loan Commitment And Origination Fees And Unamortized Discounts Or Premiums UnamortizedLoanCommitmentAndOriginationFeesAndUnamortizedDiscountsOrPremiums	17700000
CY2018Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group Mortgage LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage	29400000
CY2018Q4	pb	Loans Receivable Before Allowance Excluding Pp And Discount LoansReceivableBeforeAllowanceExcludingPpAndDiscount	10358610000
CY2018Q4	us-gaap	Loans Receivable With Fixed Rates Of Interest1 LoansReceivableWithFixedRatesOfInterest1	4075249000
CY2018Q4	us-gaap	Loans Receivable With Variable Rates Of Interest1 LoansReceivableWithVariableRatesOfInterest1	6283361000
CY2018Q4	pb	Percentage Of Real Estate Loans Aggregating To Company Loan Portfolio PercentageOfRealEstateLoansAggregatingToCompanyLoanPortfolio	0.756
CY2018Q4	pb	Percentage Of Loans Related To Single Industry On Loans PercentageOfLoansRelatedToSingleIndustryOnLoans	0.10
CY2017Q4	pb	Percentage Of Loans Related To Single Industry On Loans PercentageOfLoansRelatedToSingleIndustryOnLoans	0.10
CY2018Q4	us-gaap	Loans And Leases Receivable Related Parties LoansAndLeasesReceivableRelatedParties	1923000
CY2017Q4	us-gaap	Loans And Leases Receivable Related Parties LoansAndLeasesReceivableRelatedParties	2694000
CY2016Q4	us-gaap	Loans And Leases Receivable Related Parties LoansAndLeasesReceivableRelatedParties	4493000
CY2018	us-gaap	Loans And Leases Receivable Related Parties Additions LoansAndLeasesReceivableRelatedPartiesAdditions	5000
CY2017	us-gaap	Loans And Leases Receivable Related Parties Additions LoansAndLeasesReceivableRelatedPartiesAdditions	175000
CY2018	us-gaap	Loans And Leases Receivable Related Parties Proceeds LoansAndLeasesReceivableRelatedPartiesProceeds	776000
CY2017	us-gaap	Loans And Leases Receivable Related Parties Proceeds LoansAndLeasesReceivableRelatedPartiesProceeds	1974000
CY2018Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	38278000
CY2018Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	13147000
CY2018Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	10318888000
CY2017Q4	us-gaap	Financing Receivable Recorded Investment Past Due FinancingReceivableRecordedInvestmentPastDue	42490000
CY2017Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	25264000
CY2017Q4	us-gaap	Financing Receivable Recorded Investment Current FinancingReceivableRecordedInvestmentCurrent	9953019000
CY2018Q4	pb	Non Performing Assets To Loans And Other Real Estate NonPerformingAssetsToLoansAndOtherRealEstate	0.0018
CY2017Q4	pb	Non Performing Assets To Loans And Other Real Estate NonPerformingAssetsToLoansAndOtherRealEstate	0.0037
CY2016Q4	pb	Non Performing Assets To Loans And Other Real Estate NonPerformingAssetsToLoansAndOtherRealEstate	0.0050
CY2015Q4	pb	Non Performing Assets To Loans And Other Real Estate NonPerformingAssetsToLoansAndOtherRealEstate	0.0046
CY2014Q4	pb	Non Performing Assets To Loans And Other Real Estate NonPerformingAssetsToLoansAndOtherRealEstate	0.0040
CY2018Q4	pb	Financing Receivable Ratio Of Nonperforming Loans To All Loans And Other Real Estate FinancingReceivableRatioOfNonperformingLoansToAllLoansAndOtherRealEstate	0.0018
CY2017Q4	pb	Financing Receivable Ratio Of Nonperforming Loans To All Loans And Other Real Estate FinancingReceivableRatioOfNonperformingLoansToAllLoansAndOtherRealEstate	0.0037
CY2016Q4	pb	Financing Receivable Ratio Of Nonperforming Loans To All Loans And Other Real Estate FinancingReceivableRatioOfNonperformingLoansToAllLoansAndOtherRealEstate	0.0050
CY2018	us-gaap	Loans And Leases Receivable Impaired Interest Lost On Nonaccrual Loans LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans	1700000
CY2017	us-gaap	Loans And Leases Receivable Impaired Interest Lost On Nonaccrual Loans LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans	2700000
CY2016	us-gaap	Loans And Leases Receivable Impaired Interest Lost On Nonaccrual Loans LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans	3200000
CY2018Q4	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	13100000
CY2017Q4	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	25300000
CY2016Q4	us-gaap	Loans And Leases Receivable Impaired Nonperforming Nonaccrual Of Interest LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest	31600000
CY2018Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	11071000
CY2018Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	12943000
CY2018	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	12998000
CY2018Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	1985000
CY2018Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	2012000
CY2018	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	5407000
CY2018Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	13056000
CY2018	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	2
CY2018Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	14955000
CY2018	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	18405000
CY2018Q4	pb	Impaired Financing Receivable With Allowance Recorded Related Allowance ImpairedFinancingReceivableWithAllowanceRecordedRelatedAllowance	685000
CY2018Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	685000
CY2017Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	14925000
CY2017Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	17942000
CY2017	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	14812000
CY2017Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	8829000
CY2017Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	9085000
CY2017	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	11520000
CY2017Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	23754000
CY2017Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	27027000
CY2017	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	26332000
CY2017Q4	pb	Impaired Financing Receivable With Allowance Recorded Related Allowance ImpairedFinancingReceivableWithAllowanceRecordedRelatedAllowance	3579000
CY2017Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	3579000
CY2018	pb	Cash Flows Discount Rate CashFlowsDiscountRate	0.10
CY2018Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	86400000
CY2017Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	84000000
CY2016Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	85300000
CY2018Q4	pb	Allowance For Credit Losses As Percentage Of Loans AllowanceForCreditLossesAsPercentageOfLoans	0.0083
CY2017Q4	pb	Allowance For Credit Losses As Percentage Of Loans AllowanceForCreditLossesAsPercentageOfLoans	0.0084
CY2016Q4	pb	Allowance For Credit Losses As Percentage Of Loans AllowanceForCreditLossesAsPercentageOfLoans	0.0089
CY2017	us-gaap	Allowance For Loan And Lease Losses Period Increase Decrease AllowanceForLoanAndLeaseLossesPeriodIncreaseDecrease	2400000
CY2017	pb	Increase Decrease In Allowance For Credit Losses Percent IncreaseDecreaseInAllowanceForCreditLossesPercent	0.029
CY2017Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group Mortgage LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage	31400000
CY2016Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group Mortgage LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage	27000000
CY2018	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	17773000
CY2018	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	3822000
CY2018	us-gaap	Allowance For Loan And Lease Losses Writeoffs Net AllowanceForLoanAndLeaseLossesWriteoffsNet	13951000
CY2018Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	685000
CY2018Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	85755000
CY2018Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	13056000
CY2018Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	10319302000
CY2018Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	8588000
CY2016Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	85326000
CY2017	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	18934000
CY2017	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	3324000
CY2017	us-gaap	Allowance For Loan And Lease Losses Writeoffs Net AllowanceForLoanAndLeaseLossesWriteoffsNet	15610000
CY2017Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	23754000
CY2017Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	9943646000
CY2017Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	21984000
CY2016	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	27513000
CY2016	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	7455000
CY2016	us-gaap	Allowance For Loan And Lease Losses Writeoffs Net AllowanceForLoanAndLeaseLossesWriteoffsNet	20058000
CY2016Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	3166000
CY2016Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	82129000
CY2016Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Allowance For Loan Losses CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesAllowanceForLoanLosses	31000
CY2016Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	28878000
CY2016Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	9538574000
CY2016Q4	us-gaap	Certain Loans Acquired In Transfer Not Accounted For As Debt Securities Carrying Amount Net CertainLoansAcquiredInTransferNotAccountedForAsDebtSecuritiesCarryingAmountNet	27633000
CY2016Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	9595085000
CY2018	pb	Real Estate Owned Outstanding RealEstateOwnedOutstanding	1600000
CY2018Q4	us-gaap	Weighted Average Interest Rate Of Time Deposits100000 Or More Six Months Through12 Months WeightedAverageInterestRateOfTimeDeposits100000OrMoreSixMonthsThrough12Months	0.308
CY2018	pb	Additions To Impaired Loans AdditionsToImpairedLoans	16400000
CY2018Q4	us-gaap	Weighted Average Interest Rate Of Time Deposits100000 Or More After12 Months WeightedAverageInterestRateOfTimeDeposits100000OrMoreAfter12Months	0.207
CY2018Q4	us-gaap	Weighted Average Interest Rate Of Time Deposits100000 Or More WeightedAverageInterestRateOfTimeDeposits100000OrMore	1.000
CY2018	us-gaap	Interest Expense Time Deposits100000 Or More InterestExpenseTimeDeposits100000OrMore	13400000
CY2017	us-gaap	Interest Expense Time Deposits100000 Or More InterestExpenseTimeDeposits100000OrMore	10300000
CY2018	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	198000
CY2018	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	12000
CY2017	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	3
CY2017	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	8656000
CY2017Q1	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	2
CY2018Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	12000
CY2017Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	0
CY2018	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	0
CY2017	us-gaap	Financing Receivable Modifications Subsequent Default Number Of Contracts1 FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1	2
CY2018	pb	Loan To Be Considered As Payment Default In Period LoanToBeConsideredAsPaymentDefaultInPeriod	P90D
CY2018	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	0
CY2017	us-gaap	Financing Receivables Impaired Troubled Debt Restructuring Write Down FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown	4300000
CY2018	us-gaap	Other Real Estate Additions OtherRealEstateAdditions	1600000
CY2018	pb	Impaired Loans Outstanding ImpairedLoansOutstanding	7200000
CY2018Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	377593000
CY2017Q4	us-gaap	Property Plant And Equipment Gross PropertyPlantAndEquipmentGross	368357000
CY2018Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	120547000
CY2017Q4	us-gaap	Accumulated Depreciation Depletion And Amortization Property Plant And Equipment AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment	111292000
CY2018	us-gaap	Depreciation And Amortization DepreciationAndAmortization	12400000
CY2017	us-gaap	Depreciation And Amortization DepreciationAndAmortization	12200000
CY2016	us-gaap	Depreciation And Amortization DepreciationAndAmortization	13100000
CY2018Q4	us-gaap	Contractual Maturities Time Deposits100000 Or More Three Months Or Less ContractualMaturitiesTimeDeposits100000OrMoreThreeMonthsOrLess	365118000
CY2018Q4	us-gaap	Contractual Maturities Time Deposits100000 Or More Three Months Through Six Months ContractualMaturitiesTimeDeposits100000OrMoreThreeMonthsThroughSixMonths	248246000
CY2018Q4	us-gaap	Contractual Maturities Time Deposits100000 Or More Six Months Through12 Months ContractualMaturitiesTimeDeposits100000OrMoreSixMonthsThrough12Months	388610000
CY2018Q4	us-gaap	Contractual Maturities Time Deposits100000 Or More After12 Months ContractualMaturitiesTimeDeposits100000OrMoreAfter12Months	261485000
CY2018Q4	us-gaap	Time Deposits100000 Or More TimeDeposits100000OrMore	1263459000
CY2018Q4	us-gaap	Weighted Average Interest Rate Of Time Deposits100000 Or More Three Months Or Less WeightedAverageInterestRateOfTimeDeposits100000OrMoreThreeMonthsOrLess	0.289
CY2018Q4	us-gaap	Weighted Average Interest Rate Of Time Deposits100000 Or More Three Months Through Six Months WeightedAverageInterestRateOfTimeDeposits100000OrMoreThreeMonthsThroughSixMonths	0.196
CY2016	us-gaap	Interest Expense Time Deposits100000 Or More InterestExpenseTimeDeposits100000OrMore	9700000
CY2018Q4	us-gaap	Interest Bearing Domestic Deposit Brokered InterestBearingDomesticDepositBrokered	0
CY2018Q4	us-gaap	Federal Home Loan Bank Advances Branch Of Fhlb Bank Amount Of Advances By Branch FederalHomeLoanBankAdvancesBranchOfFHLBBankAmountOfAdvancesByBranch	1030000000
CY2017Q4	us-gaap	Federal Home Loan Bank Advances Branch Of Fhlb Bank Amount Of Advances By Branch FederalHomeLoanBankAdvancesBranchOfFHLBBankAmountOfAdvancesByBranch	500000000
CY2018Q4	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	1126000
CY2017Q4	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	5223000
CY2018Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	1315846000
CY2017Q4	us-gaap	Debt And Capital Lease Obligations DebtAndCapitalLeaseObligations	829377000
CY2018Q4	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Maximum Amount Available FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresMaximumAmountAvailable	5920000000
CY2018Q4	us-gaap	Federal Home Loan Bank Advances Activity For Year Maximum Outstanding At Any Month End FederalHomeLoanBankAdvancesActivityForYearMaximumOutstandingAtAnyMonthEnd	1030000000
CY2018	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	74346000
CY2017	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	123371000
CY2016	us-gaap	Current Federal Tax Expense Benefit CurrentFederalTaxExpenseBenefit	115145000
CY2018	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	6877000
CY2017	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	10534000
CY2016	us-gaap	Deferred Federal Income Tax Expense Benefit DeferredFederalIncomeTaxExpenseBenefit	19047000
CY2017	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2016	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.35
CY2018	us-gaap	Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate	0.21
CY2018	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	84637000
CY2017	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	142125000
CY2018	pb	Income Tax Reconciliation Qualified School Construction Bond Credit IncomeTaxReconciliationQualifiedSchoolConstructionBondCredit	1608000
CY2017	pb	Income Tax Reconciliation Qualified School Construction Bond Credit IncomeTaxReconciliationQualifiedSchoolConstructionBondCredit	1239000
CY2016	pb	Income Tax Reconciliation Qualified School Construction Bond Credit IncomeTaxReconciliationQualifiedSchoolConstructionBondCredit	1218000
CY2018	pb	Income Tax Reconciliation Non Taxable Death Benefits IncomeTaxReconciliationNonTaxableDeathBenefits	56000
CY2017	pb	Income Tax Reconciliation Non Taxable Death Benefits IncomeTaxReconciliationNonTaxableDeathBenefits	5000
CY2016	pb	Income Tax Reconciliation Non Taxable Death Benefits IncomeTaxReconciliationNonTaxableDeathBenefits	295000
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	18009000
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts	16897000
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	1502000
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities	1476000
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	4036000
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost	5640000
CY2018Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	2421000
CY2017Q4	us-gaap	Deferred Tax Assets Tax Deferred Expense Compensation And Benefits DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits	2433000
CY2017Q4	pb	Deferred Tax Assets Certificate Of Deposits DeferredTaxAssetsCertificateOfDeposits	22000
CY2016	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	143030000
CY2018	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-418000
CY2017	us-gaap	Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost IncomeTaxReconciliationNondeductibleExpenseShareBasedCompensationCost	-442000
CY2018	pb	Tax Cuts And Jobs Act Of2017 Change In Tax Rate Compensation Greater Than One Million TaxCutsAndJobsActOf2017ChangeInTaxRateCompensationGreaterThanOneMillion	651000
CY2018	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	3504000
CY2017	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	6724000
CY2016	us-gaap	Income Tax Reconciliation Tax Exempt Income IncomeTaxReconciliationTaxExemptIncome	7234000
CY2018	pb	Income Tax Reconciliation Bank Owned Life Insurance Income IncomeTaxReconciliationBankOwnedLifeInsuranceIncome	1110000
CY2017	pb	Income Tax Reconciliation Bank Owned Life Insurance Income IncomeTaxReconciliationBankOwnedLifeInsuranceIncome	1901000
CY2016	pb	Income Tax Reconciliation Bank Owned Life Insurance Income IncomeTaxReconciliationBankOwnedLifeInsuranceIncome	1982000
CY2017	us-gaap	Income Tax Reconciliation Nondeductible Expense Leases IncomeTaxReconciliationNondeductibleExpenseLeases	-549000
CY2018	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1482000
CY2017	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	106000
CY2016	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1188000
CY2018	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	1149000
CY2017	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	1103000
CY2016	us-gaap	Income Tax Reconciliation Other Reconciling Items IncomeTaxReconciliationOtherReconcilingItems	703000
CY2017	pb	Tax Cuts And Jobs Act Of2017 Change In Tax Rate Provisional Income Tax Expense Benefit TaxCutsAndJobsActOf2017ChangeInTaxRateProvisionalIncomeTaxExpenseBenefit	1431000
CY2018	pb	Minimum Restricted Stock Compensation For Income Tax Reconciliation As Per Tax Cuts And Jobs Act MinimumRestrictedStockCompensationForIncomeTaxReconciliationAsPerTaxCutsAndJobsAct	1000000
CY2018Q4	pb	Deferred Tax Assets Loan Purchase Discounts DeferredTaxAssetsLoanPurchaseDiscounts	3709000
CY2017Q4	pb	Deferred Tax Assets Loan Purchase Discounts DeferredTaxAssetsLoanPurchaseDiscounts	7297000
CY2018Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	86000
CY2017Q4	us-gaap	Deferred Tax Assets Operating Loss Carryforwards DeferredTaxAssetsOperatingLossCarryforwards	129000
CY2018Q4	pb	Deferred Tax Assets Tax Deferred Expense Other Real Estate Properties Write Downs DeferredTaxAssetsTaxDeferredExpenseOtherRealEstatePropertiesWriteDowns	22000
CY2017Q4	pb	Deferred Tax Assets Tax Deferred Expense Other Real Estate Properties Write Downs DeferredTaxAssetsTaxDeferredExpenseOtherRealEstatePropertiesWriteDowns	710000
CY2017Q4	us-gaap	Deferred Tax Assets Investments DeferredTaxAssetsInvestments	106000
CY2017Q4	us-gaap	Deferred Tax Assets Unrealized Losses On Availablefor Sale Securities Gross DeferredTaxAssetsUnrealizedLossesOnAvailableforSaleSecuritiesGross	30000
CY2018Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	13000
CY2017Q4	us-gaap	Deferred Tax Assets Other DeferredTaxAssetsOther	19000
CY2018Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	29798000
CY2017Q4	us-gaap	Deferred Tax Assets Net DeferredTaxAssetsNet	34759000
CY2018Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	23926000
CY2017Q4	us-gaap	Deferred Tax Liabilities Goodwill And Intangible Assets DeferredTaxLiabilitiesGoodwillAndIntangibleAssets	22664000
CY2018Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	7379000
CY2017Q4	us-gaap	Deferred Tax Liabilities Property Plant And Equipment DeferredTaxLiabilitiesPropertyPlantAndEquipment	7252000
CY2018Q4	us-gaap	Deferred Tax Liabilities Investments DeferredTaxLiabilitiesInvestments	232000
CY2017Q4	us-gaap	Deferred Tax Liabilities Investments DeferredTaxLiabilitiesInvestments	494000
CY2018Q4	us-gaap	Deferred Tax Liabilities Unrealized Gains On Trading Securities DeferredTaxLiabilitiesUnrealizedGainsOnTradingSecurities	82000
CY2018Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	658000
CY2017Q4	us-gaap	Deferred Tax Liabilities Prepaid Expenses DeferredTaxLiabilitiesPrepaidExpenses	566000
CY2018Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Deferred Financing Costs DeferredTaxLiabilitiesDeferredExpenseDeferredFinancingCosts	4784000
CY2017Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	35067000
CY2018Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	7292000
CY2017Q4	us-gaap	Deferred Tax Liabilities DeferredTaxLiabilities	308000
CY2018Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	0
CY2017Q4	us-gaap	Deferred Tax Liabilities Deferred Expense Deferred Financing Costs DeferredTaxLiabilitiesDeferredExpenseDeferredFinancingCosts	4091000
CY2018Q4	pb	Deferred Tax Assets Investments Credit DeferredTaxAssetsInvestmentsCredit	29000
CY2018Q4	us-gaap	Deferred Income Tax Liabilities DeferredIncomeTaxLiabilities	37090000
CY2017Q4	us-gaap	Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued	0
CY2017	pb	Tax Cuts And Jobs Act Of2017 Change In Tax Rate Non Cash Income Tax Expense Benefit TaxCutsAndJobsActOf2017ChangeInTaxRateNonCashIncomeTaxExpenseBenefit	1400000
CY2018Q4	pb	Number Of Stock Based Employee Compensation Plans NumberOfStockBasedEmployeeCompensationPlans	2
CY2018Q4	pb	Number Of Stock Based Employee Compensation Plans Expired NumberOfStockBasedEmployeeCompensationPlansExpired	1
CY2018	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	10500000
CY2017	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	6900000
CY2016	us-gaap	Allocated Share Based Compensation Expense AllocatedShareBasedCompensationExpense	9500000
CY2018	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	2000000
CY2017	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	2400000
CY2016	us-gaap	Employee Service Share Based Compensation Tax Benefit From Compensation Expense EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense	3300000
CY2018	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0
CY2017	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0
CY2016	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	0
CY2018Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	0
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	29000
CY2016	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	24000
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	5000
CY2017	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	5000
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	32.14
CY2016	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	32.65
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	29.69
CY2017	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	29.69
CY2015	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P2Y7M6D
CY2016	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2	P2Y9M
CY2015Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	453000
CY2016Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	210000
CY2018	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	0
CY2018	us-gaap	Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions	0
CY2017	us-gaap	Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions	0
CY2016	us-gaap	Employee Service Share Based Compensation Tax Benefit From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxBenefitFromExerciseOfStockOptions	0
CY2018Q4	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized	18800000
CY2018	us-gaap	Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1	P1Y6M
CY2018	pb	Banking Related Service Fees Income BankingRelatedServiceFeesIncome	6143000
CY2017	pb	Banking Related Service Fees Income BankingRelatedServiceFeesIncome	6107000
CY2016	pb	Banking Related Service Fees Income BankingRelatedServiceFeesIncome	4825000
CY2018	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	5284000
CY2017	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	5430000
CY2016	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	5663000
CY2018	us-gaap	Rental Income Nonoperating RentalIncomeNonoperating	1698000
CY2017	us-gaap	Rental Income Nonoperating RentalIncomeNonoperating	1946000
CY2016	us-gaap	Rental Income Nonoperating RentalIncomeNonoperating	2484000
CY2018	us-gaap	Noninterest Income Other NoninterestIncomeOther	8644000
CY2017	us-gaap	Noninterest Income Other NoninterestIncomeOther	8492000
CY2016	us-gaap	Noninterest Income Other NoninterestIncomeOther	7893000
CY2018	us-gaap	Advertising Expense AdvertisingExpense	2838000
CY2017	us-gaap	Advertising Expense AdvertisingExpense	2932000
CY2016	us-gaap	Advertising Expense AdvertisingExpense	2845000
CY2018	us-gaap	Nonoperating Gains Losses NonoperatingGainsLosses	-1805000
CY2017	us-gaap	Nonoperating Gains Losses NonoperatingGainsLosses	-2519000
CY2016	us-gaap	Nonoperating Gains Losses NonoperatingGainsLosses	-2439000
CY2018	pb	Print And Supply Expense PrintAndSupplyExpense	2392000
CY2017	pb	Print And Supply Expense PrintAndSupplyExpense	2035000
CY2016	pb	Print And Supply Expense PrintAndSupplyExpense	2334000
CY2018	us-gaap	Professional Fees ProfessionalFees	6041000
CY2017	us-gaap	Professional Fees ProfessionalFees	4843000
CY2016	us-gaap	Professional Fees ProfessionalFees	4346000
CY2018	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	7779000
CY2017	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	7424000
CY2016	us-gaap	Real Estate Tax Expense RealEstateTaxExpense	7770000
CY2018	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	4658000
CY2017	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	4398000
CY2016	us-gaap	Research And Development Expense ResearchAndDevelopmentExpense	4455000
CY2018	pb	Other Non Interest Expense Other OtherNonInterestExpenseOther	10301000
CY2017	pb	Other Non Interest Expense Other OtherNonInterestExpenseOther	9578000
CY2016	pb	Other Non Interest Expense Other OtherNonInterestExpenseOther	9089000
CY2018	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent Of Match DefinedContributionPlanEmployerMatchingContributionPercentOfMatch	0.50
CY2018	us-gaap	Defined Contribution Plan Employer Matching Contribution Percent DefinedContributionPlanEmployerMatchingContributionPercent	0.15
CY2018	pb	Matching Contribution Amounts MatchingContributionAmounts	4700000
CY2017	pb	Matching Contribution Amounts MatchingContributionAmounts	4300000
CY2016	pb	Matching Contribution Amounts MatchingContributionAmounts	4400000
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Current OperatingLeasesFutureMinimumPaymentsDueCurrent	4897000
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Two Years OperatingLeasesFutureMinimumPaymentsDueInTwoYears	4088000
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Three Years OperatingLeasesFutureMinimumPaymentsDueInThreeYears	3013000
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Four Years OperatingLeasesFutureMinimumPaymentsDueInFourYears	2319000
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due In Five Years OperatingLeasesFutureMinimumPaymentsDueInFiveYears	2025000
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due Thereafter OperatingLeasesFutureMinimumPaymentsDueThereafter	3597000
CY2018Q4	us-gaap	Operating Leases Future Minimum Payments Due OperatingLeasesFutureMinimumPaymentsDue	19939000
CY2018	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	6100000
CY2017	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	6700000
CY2016	us-gaap	Operating Leases Rent Expense Net OperatingLeasesRentExpenseNet	7400000
CY2018	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	112000
CY2018	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	423000
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-790000
CY2017	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-1524000
CY2016	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-338000
CY2016	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	-629000
CY2018	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	535000
CY2018	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	112000
CY2018	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	423000
CY2017	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-2314000
CY2017	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-790000
CY2017	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-1524000
CY2016	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-967000
CY2016	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax	-338000
CY2016	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	-629000
CY2016Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	1411000
CY2015Q4	us-gaap	Accumulated Other Comprehensive Income Loss Available For Sale Securities Adjustment Net Of Tax AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax	2040000
CY2018	pb	Capital Conservation Implementation Term CapitalConservationImplementationTerm	P4Y
CY2018	pb	Percentage Of Capital Conversion Buffer PercentageOfCapitalConversionBuffer	0.025
CY2018	pb	Percentage Of Capital Conversion Buffer Due In Next Twelve Months PercentageOfCapitalConversionBufferDueInNextTwelveMonths	0.01875
CY2018	us-gaap	Cash Dividends Paid To Parent Company CashDividendsPaidToParentCompany	101000000
CY2017	us-gaap	Cash Dividends Paid To Parent Company CashDividendsPaidToParentCompany	95000000
CY2016	us-gaap	Cash Dividends Paid To Parent Company CashDividendsPaidToParentCompany	141500000

Files In Submission

Name	View Source	Status
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0001564590-19-005001-index.html	Edgar Link	pending
0001564590-19-005001.txt	Edgar Link	pending
0001564590-19-005001-xbrl.zip	Edgar Link	pending
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Financial_Report.xlsx	Edgar Link	pending
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pb-10k_20181231.htm	Edgar Link	pending
pb-20181231.xml	Edgar Link	completed
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pb-20181231_cal.xml	Edgar Link	unprocessable
pb-20181231_def.xml	Edgar Link	unprocessable
pb-20181231_lab.xml	Edgar Link	unprocessable
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2018 Form 10-K Financial Statement

#000156459019005001 Filed on February 27, 2019

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$PB PROSPERITY BANCSHARES INC Stock $pb

2018 Form 10-K Financial Statement

#000156459019005001 Filed on February 27, 2019

Income Statement

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