$RBB
RBB Bancorp Stock $rbb

$rbb Overview Financials Valuation SEC Filings Company Website

2021 Q2 Form 10-Q Financial Statement

#000143774921018932 Filed on August 06, 2021

Income Statement

Concept	2021 Q2	2020 Q2
Revenue	$35.97M	$34.10M
YoY Change	5.48%	-5.12%
Cost Of Revenue
YoY Change
Gross Profit
YoY Change
Gross Profit Margin
Selling, General & Admin
YoY Change
% of Gross Profit
Research & Development
YoY Change
% of Gross Profit
Depreciation & Amortization	$2.200M	$1.800M
YoY Change	22.22%	-25.0%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$5.914M	$9.069M
YoY Change	-34.79%	-21.99%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$18.92M	$9.414M
YoY Change	100.98%	-35.33%
Income Tax	$5.500M	$2.901M
% Of Pretax Income	29.07%	30.82%
Net Earnings	$13.38M	$6.513M
YoY Change	105.44%	-35.78%
Net Earnings / Revenue	37.2%	19.1%
Basic Earnings Per Share	$0.69	$0.33
Diluted Earnings Per Share	$0.67	$0.33
COMMON SHARES
Basic Shares Outstanding	19.36M	19.71M
Diluted Shares Outstanding	19.87M	19.81M

Balance Sheet

Concept	2021 Q2	2020 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$603.7M	$151.8M
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	$27.04M	$23.97M
YoY Change	12.83%	39.33%
Goodwill	$69.20M	$69.20M
YoY Change	0.0%
Intangibles
YoY Change
Long-Term Investments
YoY Change
Other Assets
YoY Change
Total Long-Term Assets
YoY Change
TOTAL ASSETS
Total Short-Term Assets
Total Long-Term Assets
Total Assets	$3.900B	$3.100B
YoY Change	25.81%	10.64%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$14.30M	$15.60M
YoY Change	-8.33%	-8.77%
Accrued Expenses	$25.80M
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$40.10M	$15.60M
YoY Change	157.05%	-16.58%
LONG-TERM LIABILITIES
Long-Term Debt	$187.1M	$118.4M
YoY Change	58.02%	4.32%
Other Long-Term Liabilities	$1.200M	$1.000M
YoY Change	20.0%	66.67%
Total Long-Term Liabilities	$188.3M	$119.4M
YoY Change	57.71%	4.65%
TOTAL LIABILITIES
Total Short-Term Liabilities	$40.10M	$15.60M
Total Long-Term Liabilities	$188.3M	$119.4M
Total Liabilities	$3.448B	$2.722B
YoY Change	26.68%	13.04%
SHAREHOLDERS EQUITY
Retained Earnings	$156.6M	$121.5M
YoY Change	28.88%
Common Stock	$285.5M	$291.3M
YoY Change	-2.0%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$442.3M	$414.0M
YoY Change
Total Liabilities & Shareholders Equity	$3.891B	$3.136B
YoY Change	24.06%	11.93%

Cashflow Statement

Concept	2021 Q2	2020 Q2
OPERATING ACTIVITIES
Net Income	$13.38M	$6.513M
YoY Change	105.44%	-35.78%
Depreciation, Depletion And Amortization	$2.200M	$1.800M
YoY Change	22.22%	-25.0%
Cash From Operating Activities	$23.10M	-$8.100M
YoY Change	-385.19%	-105.65%
INVESTING ACTIVITIES
Capital Expenditures	-$400.0K	$0.00
YoY Change		-100.0%
Acquisitions
YoY Change
Other Investing Activities	-$80.30M	-$200.5M
YoY Change	-59.95%	12431.25%
Cash From Investing Activities	-$80.70M	-$200.4M
YoY Change	-59.73%	10447.37%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	241.3M	-600.0K
YoY Change	-40316.67%	-99.68%
NET CHANGE
Cash From Operating Activities	23.10M	-8.100M
Cash From Investing Activities	-80.70M	-200.4M
Cash From Financing Activities	241.3M	-600.0K
Net Change In Cash	183.7M	-209.1M
YoY Change	-187.85%	369.89%
FREE CASH FLOW
Cash From Operating Activities	$23.10M	-$8.100M
Capital Expenditures	-$400.0K	$0.00
Free Cash Flow	$23.50M	-$8.100M
YoY Change	-390.12%	-105.64%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
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CY2020Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	19565921
CY2020Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	19565921
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	USD
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	rbb	Write Down On Other Real Estate Owned WriteDownOnOtherRealEstateOwned	0	USD
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	rbb	Dividend Income On Federal Home Loan Bank Stock DividendIncomeOnFederalHomeLoanBankStock	417000	USD
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	us-gaap	Interest Expense Time Deposits InterestExpenseTimeDeposits	5374000	USD
	us-gaap	Interest Expense Time Deposits InterestExpenseTimeDeposits	13019000	USD
CY2021Q2	us-gaap	Interest Expense Long Term Debt And Capital Securities InterestExpenseLongTermDebtAndCapitalSecurities	2356000	USD
CY2020Q2	us-gaap	Interest Expense Long Term Debt And Capital Securities InterestExpenseLongTermDebtAndCapitalSecurities	1915000	USD
	us-gaap	Interest Expense Long Term Debt And Capital Securities InterestExpenseLongTermDebtAndCapitalSecurities	4314000	USD
	us-gaap	Interest Expense Long Term Debt And Capital Securities InterestExpenseLongTermDebtAndCapitalSecurities	3871000	USD
CY2021Q2	rbb	Interest On Other Borrowed Fnuds InterestOnOtherBorrowedFnuds	440000	USD
CY2020Q2	rbb	Interest On Other Borrowed Fnuds InterestOnOtherBorrowedFnuds	439000	USD
	rbb	Interest On Other Borrowed Fnuds InterestOnOtherBorrowedFnuds	875000	USD
	rbb	Interest On Other Borrowed Fnuds InterestOnOtherBorrowedFnuds	589000	USD
CY2021Q2	us-gaap	Interest Expense InterestExpense	5914000	USD
CY2020Q2	us-gaap	Interest Expense InterestExpense	9069000	USD
	us-gaap	Interest Expense InterestExpense	11969000	USD
	us-gaap	Interest Expense InterestExpense	19504000	USD
CY2021Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	30057000	USD
CY2020Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	25034000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	59542000	USD
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	48627000	USD
CY2021Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	628000	USD
CY2020Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	3009000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	2128000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	4954000	USD
CY2021Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	29429000	USD
CY2020Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	22025000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	57414000	USD
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	43673000	USD
CY2021Q2	rbb	Service Charges Fees And Other Income ServiceChargesFeesAndOtherIncome	1374000	USD
CY2020Q2	rbb	Service Charges Fees And Other Income ServiceChargesFeesAndOtherIncome	1065000	USD
	rbb	Service Charges Fees And Other Income ServiceChargesFeesAndOtherIncome	2784000	USD
	rbb	Service Charges Fees And Other Income ServiceChargesFeesAndOtherIncome	2144000	USD
CY2021Q2	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	2572000	USD
CY2020Q2	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	81000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	6413000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	2792000	USD
CY2021Q2	rbb	Loan Servicing Fees Net Of Amortization LoanServicingFeesNetOfAmortization	118000	USD
CY2020Q2	rbb	Loan Servicing Fees Net Of Amortization LoanServicingFeesNetOfAmortization	708000	USD
	rbb	Loan Servicing Fees Net Of Amortization LoanServicingFeesNetOfAmortization	364000	USD
	rbb	Loan Servicing Fees Net Of Amortization LoanServicingFeesNetOfAmortization	1300000	USD
CY2021Q2	rbb	Recoveries On Loans Acquired In Business Combinations RecoveriesOnLoansAcquiredInBusinessCombinations	5000	USD
CY2020Q2	rbb	Recoveries On Loans Acquired In Business Combinations RecoveriesOnLoansAcquiredInBusinessCombinations	5000	USD
	rbb	Recoveries On Loans Acquired In Business Combinations RecoveriesOnLoansAcquiredInBusinessCombinations	10000	USD
	rbb	Recoveries On Loans Acquired In Business Combinations RecoveriesOnLoansAcquiredInBusinessCombinations	47000	USD
CY2021Q2	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-35000	USD
CY2020Q2	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	0	USD
	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-55000	USD
	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	0	USD
CY2021Q2	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	-80000	USD
CY2020Q2	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	0	USD
	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	145000	USD
	us-gaap	Gain Loss On Derivative Instruments Net Pretax GainLossOnDerivativeInstrumentsNetPretax	0	USD
CY2021Q2	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	217000	USD
CY2020Q2	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	191000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	404000	USD
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	382000	USD
CY2021Q2	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	0	USD
CY2020Q2	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	158000	USD
	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	0	USD
	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	158000	USD
CY2021Q2	us-gaap	Noninterest Income NoninterestIncome	4171000	USD
CY2020Q2	us-gaap	Noninterest Income NoninterestIncome	2208000	USD
	us-gaap	Noninterest Income NoninterestIncome	10065000	USD
	us-gaap	Noninterest Income NoninterestIncome	6823000	USD
CY2021Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	8742000	USD
CY2020Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	8103000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	17984000	USD
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	17608000	USD
CY2021Q2	us-gaap	Occupancy Net OccupancyNet	2135000	USD
CY2020Q2	us-gaap	Occupancy Net OccupancyNet	2527000	USD
	us-gaap	Occupancy Net OccupancyNet	4377000	USD
	us-gaap	Occupancy Net OccupancyNet	4931000	USD
CY2021Q2	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	1231000	USD
CY2020Q2	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	882000	USD
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	2671000	USD
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	2024000	USD
CY2021Q2	rbb	Legal And Professional Fees And Fees Reversal LegalAndProfessionalFeesAndFeesReversal	536000	USD
CY2020Q2	rbb	Legal And Professional Fees And Fees Reversal LegalAndProfessionalFeesAndFeesReversal	670000	USD
	rbb	Legal And Professional Fees And Fees Reversal LegalAndProfessionalFeesAndFeesReversal	1341000	USD
	rbb	Legal And Professional Fees And Fees Reversal LegalAndProfessionalFeesAndFeesReversal	1274000	USD
CY2021Q2	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	272000	USD
CY2020Q2	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	337000	USD
	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	527000	USD
	us-gaap	Supplies And Postage Expense SuppliesAndPostageExpense	660000	USD
CY2021Q2	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	231000	USD
CY2020Q2	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	111000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	415000	USD
	us-gaap	Marketing And Advertising Expense MarketingAndAdvertisingExpense	325000	USD
CY2021Q2	rbb	Insurance And Regulatory Assessments InsuranceAndRegulatoryAssessments	354000	USD
CY2020Q2	rbb	Insurance And Regulatory Assessments InsuranceAndRegulatoryAssessments	234000	USD
	rbb	Insurance And Regulatory Assessments InsuranceAndRegulatoryAssessments	702000	USD
	rbb	Insurance And Regulatory Assessments InsuranceAndRegulatoryAssessments	411000	USD
CY2021Q2	rbb	Core Deposit Premium Expense CoreDepositPremiumExpense	287000	USD
CY2020Q2	rbb	Core Deposit Premium Expense CoreDepositPremiumExpense	357000	USD
	rbb	Core Deposit Premium Expense CoreDepositPremiumExpense	588000	USD
	rbb	Core Deposit Premium Expense CoreDepositPremiumExpense	714000	USD
CY2021Q2	rbb	Foreclosed Real Estate Expense Income ForeclosedRealEstateExpenseIncome	4000	USD
CY2020Q2	rbb	Foreclosed Real Estate Expense Income ForeclosedRealEstateExpenseIncome	14000	USD
	rbb	Foreclosed Real Estate Expense Income ForeclosedRealEstateExpenseIncome	9000	USD
	rbb	Foreclosed Real Estate Expense Income ForeclosedRealEstateExpenseIncome	28000	USD
CY2021Q2	us-gaap	Business Combination Integration Related Costs BusinessCombinationIntegrationRelatedCosts	17000	USD
CY2020Q2	us-gaap	Business Combination Integration Related Costs BusinessCombinationIntegrationRelatedCosts	276000	USD
	us-gaap	Business Combination Integration Related Costs BusinessCombinationIntegrationRelatedCosts	59000	USD
	us-gaap	Business Combination Integration Related Costs BusinessCombinationIntegrationRelatedCosts	679000	USD
CY2021Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	871000	USD
CY2020Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1308000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1799000	USD
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	2428000	USD
CY2021Q2	us-gaap	Noninterest Expense NoninterestExpense	14680000	USD
CY2020Q2	us-gaap	Noninterest Expense NoninterestExpense	14819000	USD
	us-gaap	Noninterest Expense NoninterestExpense	30472000	USD
	us-gaap	Noninterest Expense NoninterestExpense	31082000	USD
CY2021Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	18920000	USD
CY2020Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	9414000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	37007000	USD
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	19414000	USD
CY2021Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5540000	USD
CY2020Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2901000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	11171000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6153000	USD
CY2021Q2	us-gaap	Profit Loss ProfitLoss	13380000	USD
CY2020Q2	us-gaap	Profit Loss ProfitLoss	6513000	USD
	us-gaap	Profit Loss ProfitLoss	25836000	USD
	us-gaap	Profit Loss ProfitLoss	13261000	USD
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.69
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.33
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.32
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.67
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.67
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.33
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.30
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.66
	us-gaap	Profit Loss ProfitLoss	25836000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	602000	USD
	us-gaap	Stock Issued During Period Value Restricted Stock Award Net Of Forfeitures StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures	0	USD
	us-gaap	Dividends Cash DividendsCash	4887000	USD
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	806000	USD
	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	7559000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-962000	USD
CY2021Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.13
CY2020Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.06
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.25
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.12
CY2021Q2	us-gaap	Profit Loss ProfitLoss	13380000	USD
CY2020Q2	us-gaap	Profit Loss ProfitLoss	6513000	USD
	us-gaap	Profit Loss ProfitLoss	25836000	USD
	us-gaap	Profit Loss ProfitLoss	13261000	USD
CY2021Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	448000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	919000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-1368000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	1417000	USD
CY2021Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-0	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	158000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	-0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	158000	USD
CY2021Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	448000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	761000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	-1368000	USD
	us-gaap	Other Comprehensive Income Loss Available For Sale Securities Adjustment Before Tax OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentBeforeTax	1259000	USD
CY2021Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	131000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	271000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	-406000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodTax	419000	USD
CY2021Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	0	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	47000	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	0	USD
	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesTax	47000	USD
CY2021Q2	us-gaap	Other Comprehensive Income Availableforsale Securities Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent	131000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Availableforsale Securities Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent	224000	USD
	us-gaap	Other Comprehensive Income Availableforsale Securities Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent	-406000	USD
	us-gaap	Other Comprehensive Income Availableforsale Securities Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent	372000	USD
CY2021Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	317000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	537000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	-962000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	887000	USD
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	13697000	USD
CY2020Q2	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	7050000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	24874000	USD
	us-gaap	Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest	14148000	USD
CY2021Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	435668000	USD
CY2021Q2	us-gaap	Profit Loss ProfitLoss	13380000	USD
CY2021Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	315000	USD
CY2021Q2	us-gaap	Dividends Cash DividendsCash	2540000	USD
CY2021Q2	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	466000	USD
CY2021Q2	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	5281000	USD
CY2021Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	317000	USD
CY2021Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	442325000	USD
CY2020Q1	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	407993000	USD
CY2020Q2	us-gaap	Profit Loss ProfitLoss	6513000	USD
CY2020Q2	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	166000	USD
CY2020Q2	us-gaap	Dividends Cash DividendsCash	1184000	USD
CY2020Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	537000	USD
CY2020Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	414025000	USD
CY2020Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	428488000	USD
CY2021Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	442325000	USD
CY2019Q4	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	407690000	USD
	us-gaap	Profit Loss ProfitLoss	13261000	USD
	us-gaap	Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue	327000	USD
	us-gaap	Dividends Cash DividendsCash	3598000	USD
	us-gaap	Stock Issued During Period Value Stock Options Exercised StockIssuedDuringPeriodValueStockOptionsExercised	712000	USD
	us-gaap	Stock Repurchased During Period Value StockRepurchasedDuringPeriodValue	5254000	USD
	us-gaap	Other Comprehensive Income Loss Net Of Tax OtherComprehensiveIncomeLossNetOfTax	887000	USD
CY2020Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	414025000	USD
	us-gaap	Profit Loss ProfitLoss	25836000	USD
	us-gaap	Profit Loss ProfitLoss	13261000	USD
	rbb	Depreciation And Amortization Of Premises And Equipment DepreciationAndAmortizationOfPremisesAndEquipment	980000	USD
	rbb	Depreciation And Amortization Of Premises And Equipment DepreciationAndAmortizationOfPremisesAndEquipment	1032000	USD
	rbb	Net Accretion Of Securities Loans Deposits And Other NetAccretionOfSecuritiesLoansDepositsAndOther	369000	USD
	rbb	Net Accretion Of Securities Loans Deposits And Other NetAccretionOfSecuritiesLoansDepositsAndOther	2121000	USD
	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-55000	USD
	us-gaap	Equity Securities Fv Ni Unrealized Gain Loss EquitySecuritiesFvNiUnrealizedGainLoss	-0	USD
	rbb	Amortization Of Investment In Affordable Housing Tax Credits AmortizationOfInvestmentInAffordableHousingTaxCredits	519000	USD
	rbb	Amortization Of Investment In Affordable Housing Tax Credits AmortizationOfInvestmentInAffordableHousingTaxCredits	494000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	3411000	USD
	us-gaap	Amortization Of Intangible Assets AmortizationOfIntangibleAssets	2734000	USD
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	2618000	USD
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	0	USD
	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-2512000	USD
	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	0	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	2128000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	4954000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	602000	USD
	us-gaap	Share Based Compensation ShareBasedCompensation	327000	USD
	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	-0	USD
	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	158000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	6413000	USD
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	2792000	USD
	rbb	Increase Decrease In Cash Surrender Value Of Life Insurance IncreaseDecreaseInCashSurrenderValueOfLifeInsurance	404000	USD
	rbb	Increase Decrease In Cash Surrender Value Of Life Insurance IncreaseDecreaseInCashSurrenderValueOfLifeInsurance	382000	USD
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	108425000	USD
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	51561000	USD
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	216770000	USD
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	111047000	USD
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-2469000	USD
	us-gaap	Other Operating Activities Cash Flow Statement OtherOperatingActivitiesCashFlowStatement	-6734000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	132327000	USD
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	70101000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	372303000	USD
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	339790000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	242162000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	274209000	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	USD
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	7911000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	500000	USD
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	705000	USD
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	43000	USD
	us-gaap	Payments To Acquire Other Investments PaymentsToAcquireOtherInvestments	-0	USD
	rbb	Proceeds From Redemption Of Federal Home Loan Bank Stock ProceedsFromRedemptionOfFederalHomeLoanBankStock	641000	USD
	rbb	Proceeds From Redemption Of Federal Home Loan Bank Stock ProceedsFromRedemptionOfFederalHomeLoanBankStock	0	USD
	us-gaap	Payments For Proceeds From Federal Home Loan Bank Stock PaymentsForProceedsFromFederalHomeLoanBankStock	-0	USD
	us-gaap	Payments For Proceeds From Federal Home Loan Bank Stock PaymentsForProceedsFromFederalHomeLoanBankStock	26000	USD
	rbb	Purchase Of Investment In Qualified Affordable Housing Projects PurchaseOfInvestmentInQualifiedAffordableHousingProjects	453000	USD
	rbb	Purchase Of Investment In Qualified Affordable Housing Projects PurchaseOfInvestmentInQualifiedAffordableHousingProjects	2036000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	64521000	USD
	us-gaap	Payments For Proceeds From Loans And Leases PaymentsForProceedsFromLoansAndLeases	188693000	USD
	us-gaap	Payments To Acquire Life Insurance Policies PaymentsToAcquireLifeInsurancePolicies	19800000	USD
	us-gaap	Payments To Acquire Life Insurance Policies PaymentsToAcquireLifeInsurancePolicies	-0	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	-0	USD
	us-gaap	Payments To Acquire Businesses Net Of Cash Acquired PaymentsToAcquireBusinessesNetOfCashAcquired	-6634000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	895000	USD
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	121000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-214712000	USD
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-241207000	USD
	rbb	Increase Decrease In Demand Deposits And Savings Accounts IncreaseDecreaseInDemandDepositsAndSavingsAccounts	450349000	USD
	rbb	Increase Decrease In Demand Deposits And Savings Accounts IncreaseDecreaseInDemandDepositsAndSavingsAccounts	-8120000	USD
	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	-15436000	USD
	us-gaap	Increase Decrease In Time Deposits IncreaseDecreaseInTimeDeposits	7447000	USD
	rbb	Increase In Long Term Advances From Federal Home Loan Bank IncreaseInLongTermAdvancesFromFederalHomeLoanBank	0	USD
	rbb	Increase In Long Term Advances From Federal Home Loan Bank IncreaseInLongTermAdvancesFromFederalHomeLoanBank	150000000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	4887000	USD
	us-gaap	Payments Of Dividends PaymentsOfDividends	3598000	USD
	us-gaap	Repayments Of Subordinated Debt RepaymentsOfSubordinatedDebt	50000000	USD
	us-gaap	Repayments Of Subordinated Debt RepaymentsOfSubordinatedDebt	-0	USD
	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	118111000	USD
	us-gaap	Proceeds From Issuance Of Subordinated Long Term Debt ProceedsFromIssuanceOfSubordinatedLongTermDebt	0	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	7559000	USD
	us-gaap	Payments For Repurchase Of Common Stock PaymentsForRepurchaseOfCommonStock	5254000	USD
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	806000	USD
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	712000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	491384000	USD
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	141187000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	408999000	USD
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Excluding Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect	-29919000	USD
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	194654000	USD
CY2019Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	181763000	USD
CY2021Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	603653000	USD
CY2020Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations	151844000	USD
	us-gaap	Interest Paid Net InterestPaidNet	11357000	USD
	us-gaap	Interest Paid Net InterestPaidNet	20294000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	15100000	USD
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	0	USD
	rbb	Transfer From Transfer To Loans Held For Sale Net TransferFromTransferToLoansHeldForSaleNet	61215000	USD
	rbb	Transfer From Transfer To Loans Held For Sale Net TransferFromTransferToLoansHeldForSaleNet	-36021000	USD
	rbb	Loan To Facilitate Other Real Estate Owned LoanToFacilitateOtherRealEstateOwned	0	USD
	rbb	Loan To Facilitate Other Real Estate Owned LoanToFacilitateOtherRealEstateOwned	1020000	USD
	rbb	Additions To Servicing Asset AdditionsToServicingAsset	1416000	USD
	rbb	Additions To Servicing Asset AdditionsToServicingAsset	897000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	962000	USD
	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Net Of Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax	887000	USD
	rbb	Recognition Of Operating Lease Right Of Use Assets RecognitionOfOperatingLeaseRightOfUseAssets	27668000	USD
	rbb	Recognition Of Operating Lease Right Of Use Assets RecognitionOfOperatingLeaseRightOfUseAssets	-0	USD
	rbb	Recognition Of Operating Lease Liabilities RecognitionOfOperatingLeaseLiabilities	27668000	USD
	rbb	Recognition Of Operating Lease Liabilities RecognitionOfOperatingLeaseLiabilities	0	USD
	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	0	USD
	us-gaap	Fair Value Of Assets Acquired FairValueOfAssetsAcquired	183475000	USD
	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	0	USD
	us-gaap	Liabilities Assumed1 LiabilitiesAssumed1	200755000	USD
	us-gaap	Other Significant Noncash Transaction Value Of Consideration Given1 OtherSignificantNoncashTransactionValueOfConsiderationGiven1	0	USD
	us-gaap	Other Significant Noncash Transaction Value Of Consideration Given1 OtherSignificantNoncashTransactionValueOfConsiderationGiven1	32885000	USD
	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	0	USD
	us-gaap	Goodwill Acquired During Period GoodwillAcquiredDuringPeriod	10646000	USD
	us-gaap	Nature Of Operations NatureOfOperations	<p style="font-family: Times New Roman; font-size: 10pt; font-variant: normal; text-align: justify; margin: 0pt;"><b>NOTE <em style="font: inherit;">1</em> - BUSINESS DESCRIPTION</b></p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p> <p style="font-family: Times New Roman; font-size: 10pt; font-variant: normal; text-align: justify; margin: 0pt; text-indent: 27pt;">RBB Bancorp (“RBB”) is a financial holding company registered under the Bank Holding Company Act of <em style="font: inherit;">1956,</em> as amended. RBB Bancorp’s principal business is to serve as the holding company for its wholly-owned banking subsidiaries, Royal Business Bank ("Bank") and RBB Asset Management Company ("RAM"), collectively referred to herein as "the Company". RAM was formed to hold and manage problem assets acquired in business combinations.</p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p> <p style="font-family: Times New Roman; font-size: 10pt; font-variant: normal; text-align: justify; margin: 0pt; text-indent: 27pt;">At <em style="font: inherit;"> June </em><em style="font: inherit;">30,</em> <em style="font: inherit;">2021,</em> the Company had total consolidated assets of $3.9 billion, gross consolidated loans (held for investment and held for sale) of $2.7 billion, total consolidated deposits of $3.1 billion and total consolidated stockholders' equity of $442.3 million. RBB’s common stock trades on the Nasdaq Global Select Market under the symbol “RBB”.</p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p> <p style="font-family: Times New Roman; font-size: 10pt; font-variant: normal; text-align: justify; margin: 0pt; text-indent: 27pt;">The Bank provides business-banking services to the Chinese-American communities in Los Angeles County, Orange County and Ventura County in California, in Las Vegas, Nevada, the New York City, New York metropolitan area, including Edison, New Jersey, and Chicago, Illinois. Specific services include remote deposit, E-banking, mobile banking, commercial and investor real estate loans, business loans and lines of credit, Small Business Administration (“SBA”) <em style="font: inherit;">7A</em> and <em style="font: inherit;">504</em> loans, mortgage loans, trade finance and a full range of depository accounts.</p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p> <p style="font-family: Times New Roman; font-size: 10pt; font-variant: normal; text-align: justify; margin: 0pt; text-indent: 27pt;">The Company operates full-service banking offices in Arcadia, Cerritos, Diamond Bar, Irvine, Los Angeles, Monterey Park, Oxnard, Rowland Heights, San Gabriel, Silver Lake, Torrance, and Westlake Village, California; Las Vegas, Nevada; Manhattan, Brooklyn, Flushing, and Elmhurst, New York; the Chinatown and Bridgeport neighborhoods of Chicago, Illinois; and Edison, New Jersey. The Company’s primary source of revenue is providing loans to customers, who are predominantly small and middle-market businesses and individuals.</p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p> <p style="font-family: Times New Roman; font-size: 10pt; font-variant: normal; text-align: justify; margin: 0pt; text-indent: 27pt;">The Company generates its revenue primarily from interest received on loans and leases and, to a lesser extent, from interest received on investment securities. The Company also derives income from noninterest sources, such as fees received in connection with various lending and deposit services, loan servicing, gain on sales of loans and wealth management services. The Company’s principle expenses include interest expense on deposits and subordinated debentures, and operating expenses, such as salaries and employee benefits, occupancy and equipment, data processing, and income tax expense.</p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p> <p style="font-family: Times New Roman; font-size: 10pt; font-variant: normal; text-align: justify; margin: 0pt; text-indent: 27pt;">The Company has completed six acquisitions from <em style="font: inherit;"> July 2011 </em>through <em style="font: inherit;"> January 2020, </em>including the acquisition of Pacific Global Bank Holdings, Inc. (“PGBH”) and its wholly-owned subsidiary, Pacific Global Bank (“PGB”), in which the PGBH acquisition closed on <em style="font: inherit;"> January 10, 2020. </em>PGB operated branches in the Chicago neighborhoods of Chinatown and Bridgeport. See Note <em style="font: inherit;">3</em> – Acquisition, for more information about the PGBH acquisition transaction. All of the Company’s acquisitions have been accounted for using the acquisition method of accounting and, accordingly, the operating results of the acquired entities have been included in the consolidated financial statements from their respective acquisition dates.</p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"/>
CY2021Q2	us-gaap	Assets Assets	3900000000	USD
CY2021Q2	rbb	Loans Held For Investment And Held For Sale Gross LoansHeldForInvestmentAndHeldForSaleGross	2700000000	USD
CY2021Q2	us-gaap	Deposits Deposits	3100000000	USD
CY2021Q2	us-gaap	Stockholders Equity Including Portion Attributable To Noncontrolling Interest StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest	442300000	USD
	us-gaap	Number Of Businesses Acquired NumberOfBusinessesAcquired	6	pure
	us-gaap	Use Of Estimates UseOfEstimates	<p style="font-family: Times New Roman; font-size: 10pt; font-variant: normal; text-align: justify; margin: 0pt;"><span style="text-decoration: underline; ">Use of Estimates in the Preparation of Financial Statements</span></p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p> <p style="font-family: Times New Roman; font-size: 10pt; font-variant: normal; text-align: justify; margin: 0pt; text-indent: 27pt;">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, 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. It is reasonably possible our estimate of the allowance for loan losses and the fair value of mortgage servicing rights could change as actual results could differ from those estimates. Actual results could differ from those estimates.</p> <p style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;"> </p>
CY2021Q2	rbb	Loans Held For Investment And Held For Sale Gross LoansHeldForInvestmentAndHeldForSaleGross	2700000000	USD
CY2021Q2	rbb	Loans Held For Investment And Held For Sale Gross Percentage With Alibor Based Reference Rate LoansHeldForInvestmentAndHeldForSaleGrossPercentageWithALIBORBasedReferenceRate	0.11	pure
CY2020Q1	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Cash And Equivalents BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents	17033000	USD
CY2020Q1	rbb	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Federal Funds Sold BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFederalFundsSold	8300000	USD
CY2020Q1	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Financial Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialAssets	14186000	USD
CY2020Q1	rbb	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Loans Receivable BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoansReceivable	173109000	USD
CY2020Q1	rbb	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Financial Assets Allowance For Losses BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialAssetsAllowanceForLosses	0	USD
CY2020Q1	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment	8033000	USD
CY2020Q1	rbb	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Core Deposit Premium BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCoreDepositPremium	491000	USD
CY2020Q1	rbb	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Investments In Trust BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInvestmentsInTrust	155000	USD
CY2020Q1	rbb	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherAssets	1107000	USD
CY2020Q1	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Assets BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets	222414000	USD
CY2020Q1	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Financial Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedFinancialLiabilities	188362000	USD
CY2020Q1	rbb	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Escrow Payable BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEscrowPayable	4277000	USD
CY2020Q1	rbb	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Subordinated Debentures BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedSubordinatedDebentures	4392000	USD
CY2020Q1	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Deferred Tax Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities	2351000	USD
CY2020Q1	rbb	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Other Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherLiabilities	827000	USD
CY2020Q1	us-gaap	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Liabilities BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities	200209000	USD
CY2020Q1	rbb	Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Excess Of Assets Acquired Over Liabilities Assumed BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedExcessOfAssetsAcquiredOverLiabilitiesAssumed	22205000	USD
CY2020Q1	us-gaap	Payments To Acquire Businesses Gross PaymentsToAcquireBusinessesGross	32885000	USD
CY2020Q1	us-gaap	Goodwill Goodwill	10680000	USD
CY2021Q2	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	339332000	USD
CY2021Q2	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	1336000	USD
CY2021Q2	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	1100000	USD
CY2021Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	339568000	USD
CY2021Q2	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	6664000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	378000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	0	USD
CY2021Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	7042000	USD
CY2020Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	209263000	USD
CY2020Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	1731000	USD
CY2020Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	127000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	210867000	USD
CY2020Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	7174000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	429000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	0	USD
CY2020Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	7603000	USD
CY2021Q2	us-gaap	Security Owned And Pledged As Collateral Fair Value SecurityOwnedAndPledgedAsCollateralFairValue	203000	USD
CY2020Q4	us-gaap	Security Owned And Pledged As Collateral Fair Value SecurityOwnedAndPledgedAsCollateralFairValue	320000	USD
CY2021Q2	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	USD
CY2020Q2	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	7900000	USD
CY2020Q2	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	158000	USD
CY2021Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	120470000	USD
CY2021Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	120482000	USD
CY2021Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	120733000	USD
CY2021Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	120790000	USD
CY2021Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	82715000	USD
CY2021Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	83040000	USD
CY2021Q2	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	15414000	USD
CY2021Q2	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	15256000	USD
CY2021Q2	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	339332000	USD
CY2021Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	339568000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	900000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	902000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	1007000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	1108000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	1747000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	1832000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	3010000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	3200000	USD
CY2021Q2	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	6664000	USD
CY2021Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	7042000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	115445000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	115464000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	34869000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	35607000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	53328000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	54128000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	5621000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	5668000	USD
CY2020Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	209263000	USD
CY2020Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	210867000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	899000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	910000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	1508000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	1636000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	874000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	925000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	3893000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	4132000	USD
CY2020Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	7174000	USD
CY2020Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	7603000	USD
CY2021Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	1100000	USD
CY2021Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	212130000	USD
CY2021Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	53	pure
CY2021Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	0	USD
CY2021Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	0	USD
CY2021Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	0	pure
CY2021Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	1100000	USD
CY2021Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	212130000	USD
CY2021Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	53	pure
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	127000	USD
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	60571000	USD
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	17	pure
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	-0	USD
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	0	USD
CY2020Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	0	pure
CY2020Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	127000	USD
CY2020Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	60571000	USD
CY2020Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	17	pure
CY2021Q2	us-gaap	Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount	35000	USD
	us-gaap	Equity Securities Without Readily Determinable Fair Value Upward Price Adjustment Annual Amount EquitySecuritiesWithoutReadilyDeterminableFairValueUpwardPriceAdjustmentAnnualAmount	55000	USD
CY2021Q2	us-gaap	Equity Securities Without Readily Determinable Fair Value Amount EquitySecuritiesWithoutReadilyDeterminableFairValueAmount	14800000	USD
CY2020Q4	us-gaap	Equity Securities Without Readily Determinable Fair Value Amount EquitySecuritiesWithoutReadilyDeterminableFairValueAmount	14900000	USD
CY2021Q1	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	30795000	USD
CY2020Q1	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	20130000	USD
CY2021Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	628000	USD
CY2020Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	3009000	USD
CY2021Q2	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	157000	USD
CY2020Q2	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	319000	USD
CY2021Q2	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	86000	USD
CY2020Q2	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	0	USD
CY2021Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	31352000	USD
CY2020Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	22820000	USD
CY2020Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	29337000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	18816000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	2128000	USD
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	4954000	USD
	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	199000	USD
	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	950000	USD
	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	86000	USD
	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	0	USD
CY2021Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	31352000	USD
CY2020Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	22820000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	18816000	USD
CY2020	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	11823000	USD
CY2020	us-gaap	Allowance For Loan And Lease Losses Write Offs AllowanceForLoanAndLeaseLossesWriteOffs	1303000	USD
CY2020	us-gaap	Allowance For Loan And Lease Loss Recovery Of Bad Debts AllowanceForLoanAndLeaseLossRecoveryOfBadDebts	1000	USD
CY2020Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	29337000	USD
CY2021Q2	rbb	Allowance For Credit Losses Reserve Change In Method Of Calculating Impairment AllowanceForCreditLossesReserveChangeInMethodOfCalculatingImpairment	31352000	USD
CY2021Q2	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	19243000	USD
CY2021Q2	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	2689963000	USD
CY2021Q2	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	2709206000	USD
CY2020Q2	rbb	Allowance For Credit Losses Reserve Change In Method Of Calculating Impairment AllowanceForCreditLossesReserveChangeInMethodOfCalculatingImpairment	22820000	USD
CY2020Q2	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	17217000	USD
CY2020Q2	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	2577403000	USD
CY2020Q2	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	2594620000	USD
CY2020Q4	rbb	Allowance For Credit Losses Reserve Change In Method Of Calculating Impairment AllowanceForCreditLossesReserveChangeInMethodOfCalculatingImpairment	29337000	USD
CY2020Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	19554000	USD
CY2020Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	2687212000	USD
CY2020Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	2706766000	USD
CY2021Q2	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	2709206000	USD
CY2020Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	2706766000	USD
CY2021Q2	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	2709206000	USD
CY2021Q2	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	17386000	USD
CY2020Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	2706766000	USD
CY2020Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	17584000	USD
CY2021Q2	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	19686000	USD
CY2021Q2	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	19243000	USD
CY2021Q2	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	440000	USD
CY2020Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	19751000	USD
CY2020Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	19554000	USD
	rbb	Loan Servicing Fees Net Of Amortization LoanServicingFeesNetOfAmortization	1300000	USD
CY2020Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	525000	USD
CY2021Q2	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	20610000	USD
CY2021Q2	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	40000	USD
CY2020Q2	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	18877000	USD
CY2020Q2	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	48000	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	20722000	USD
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	83000	USD
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	19594000	USD
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	110000	USD
CY2021Q2	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	2700000	USD
CY2020Q4	us-gaap	Financing Receivable Modifications Recorded Investment FinancingReceivableModificationsRecordedInvestment	3100000	USD
CY2021Q2	rbb	Financing Receivable Nonaccrual Troubled Debt Restructuring FinancingReceivableNonaccrualTroubledDebtRestructuring	815000	USD
CY2020Q4	rbb	Financing Receivable Nonaccrual Troubled Debt Restructuring FinancingReceivableNonaccrualTroubledDebtRestructuring	1100000	USD
	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	1300000	USD
CY2021Q2	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	2	pure
CY2021Q2	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	403000	USD
CY2021Q2	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	403000	USD
	us-gaap	Financing Receivable Modifications Number Of Contracts2 FinancingReceivableModificationsNumberOfContracts2	2	pure
	us-gaap	Financing Receivable Modifications Pre Modification Recorded Investment2 FinancingReceivableModificationsPreModificationRecordedInvestment2	403000	USD
	us-gaap	Financing Receivable Modifications Post Modification Recorded Investment2 FinancingReceivableModificationsPostModificationRecordedInvestment2	403000	USD
CY2021Q2	rbb	Loan Servicing Fees Net Of Amortization LoanServicingFeesNetOfAmortization	118000	USD
	rbb	Loan Servicing Fees Net Of Amortization LoanServicingFeesNetOfAmortization	364000	USD
CY2020Q2	rbb	Loan Servicing Fees Net Of Amortization LoanServicingFeesNetOfAmortization	708000	USD
CY2020Q2	us-gaap	Servicing Asset At Amortized Cost Other Than Temporary Impairments ServicingAssetAtAmortizedCostOtherThanTemporaryImpairments	366000	USD
CY2021Q2	us-gaap	Goodwill Goodwill	69200000	USD
CY2020Q4	us-gaap	Goodwill Goodwill	69200000	USD
CY2021Q2	us-gaap	Finite Lived Core Deposits Gross FiniteLivedCoreDepositsGross	4600000	USD
CY2020Q4	us-gaap	Finite Lived Core Deposits Gross FiniteLivedCoreDepositsGross	5200000	USD
CY2021Q2	us-gaap	Time Deposit Maturities Year One TimeDepositMaturitiesYearOne	1215491000	USD
CY2021Q2	us-gaap	Time Deposit Maturities Year Three TimeDepositMaturitiesYearThree	52030000	USD
CY2021Q2	rbb	Time Deposit Maturities Over Three Years TimeDepositMaturitiesOverThreeYears	3766000	USD
CY2021Q2	us-gaap	Time Deposits TimeDeposits	1271287000	USD
CY2021Q2	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	175000000	USD
CY2020Q4	us-gaap	Debt Instrument Face Amount DebtInstrumentFaceAmount	105000000	USD
CY2021Q2	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	2282000	USD
CY2020Q4	us-gaap	Unamortized Debt Issuance Expense UnamortizedDebtIssuanceExpense	609000	USD
CY2021Q2	us-gaap	Interest Expense Debt InterestExpenseDebt	2050000	USD
CY2020Q2	us-gaap	Interest Expense Debt InterestExpenseDebt	1662000	USD
	us-gaap	Interest Expense Debt InterestExpenseDebt	3779000	USD
	us-gaap	Interest Expense Debt InterestExpenseDebt	3324000	USD
CY2021Q2	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	157000	USD
CY2020Q2	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	85000	USD
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	236000	USD
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	171000	USD
CY2021Q2	us-gaap	Interest Expense Loans From Other Federal Home Loan Banks InterestExpenseLoansFromOtherFederalHomeLoanBanks	440000	USD
CY2020Q2	us-gaap	Interest Expense Loans From Other Federal Home Loan Banks InterestExpenseLoansFromOtherFederalHomeLoanBanks	439000	USD
	us-gaap	Interest Expense Loans From Other Federal Home Loan Banks InterestExpenseLoansFromOtherFederalHomeLoanBanks	875000	USD
	us-gaap	Interest Expense Loans From Other Federal Home Loan Banks InterestExpenseLoansFromOtherFederalHomeLoanBanks	589000	USD
CY2021Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	5500000	USD
CY2020Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2900000	USD
CY2021Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.293	pure
CY2020Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.308	pure
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	11200000	USD
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	6200000	USD
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.302	pure
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.317	pure
CY2021Q2	rbb	Employee Service Share Based Compensation Tax Charge Benefit From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxChargeBenefitFromExerciseOfStockOptions	-68000	USD
CY2020Q2	rbb	Employee Service Share Based Compensation Tax Charge Benefit From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxChargeBenefitFromExerciseOfStockOptions	1000	USD
	rbb	Employee Service Share Based Compensation Tax Charge Benefit From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxChargeBenefitFromExerciseOfStockOptions	124000	USD
	rbb	Employee Service Share Based Compensation Tax Charge Benefit From Exercise Of Stock Options EmployeeServiceShareBasedCompensationTaxChargeBenefitFromExerciseOfStockOptions	26000	USD
CY2021Q2	us-gaap	Fair Value Disclosure Offbalance Sheet Risks Face Amount Liability FairValueDisclosureOffbalanceSheetRisksFaceAmountLiability	464737000	USD
CY2020Q4	us-gaap	Fair Value Disclosure Offbalance Sheet Risks Face Amount Liability FairValueDisclosureOffbalanceSheetRisksFaceAmountLiability	562440000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	2245000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	4890000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	3925000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	2866000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	2718000	USD
CY2021Q2	rbb	Lessee Operating Lease Liability To Be Paid After Year Four LesseeOperatingLeaseLiabilityToBePaidAfterYearFour	9572000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	26216000	USD
CY2021Q2	us-gaap	Lessee Operating Lease Liability Undiscounted Excess Amount LesseeOperatingLeaseLiabilityUndiscountedExcessAmount	418000	USD
CY2021Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	25798000	USD
CY2021Q2	us-gaap	Operating Lease Expense OperatingLeaseExpense	1300000	USD
CY2020Q2	us-gaap	Operating Lease Expense OperatingLeaseExpense	1400000	USD
	us-gaap	Operating Lease Expense OperatingLeaseExpense	2600000	USD
	us-gaap	Operating Lease Expense OperatingLeaseExpense	3000000.0	USD
CY2021Q2	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	98000	USD
CY2020Q2	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	97000	USD
	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	203000	USD
	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	181000	USD
CY2021Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	25050000	USD
CY2021Q1	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	26770000	USD
CY2021Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	25798000	USD
CY2021Q1	us-gaap	Operating Lease Liability OperatingLeaseLiability	27412000	USD
CY2021Q2	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P7Y21D
CY2021Q1	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P7Y4M17D
CY2021Q2	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0097	pure
CY2021Q1	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0094	pure
CY2020Q4	us-gaap	Loans And Leases Receivable Related Parties LoansAndLeasesReceivableRelatedParties	1243000	USD
CY2019Q4	us-gaap	Loans And Leases Receivable Related Parties LoansAndLeasesReceivableRelatedParties	4000000	USD
	us-gaap	Loans And Leases Receivable Related Parties Additions LoansAndLeasesReceivableRelatedPartiesAdditions	1850000	USD
CY2020	us-gaap	Loans And Leases Receivable Related Parties Additions LoansAndLeasesReceivableRelatedPartiesAdditions	11498000	USD
	us-gaap	Loans And Leases Receivable Related Parties Proceeds LoansAndLeasesReceivableRelatedPartiesProceeds	3093000	USD
CY2020	us-gaap	Loans And Leases Receivable Related Parties Proceeds LoansAndLeasesReceivableRelatedPartiesProceeds	14255000	USD
CY2021Q2	us-gaap	Loans And Leases Receivable Related Parties LoansAndLeasesReceivableRelatedParties	0	USD
CY2020Q4	us-gaap	Loans And Leases Receivable Related Parties LoansAndLeasesReceivableRelatedParties	1243000	USD
CY2021Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.308	pure
CY2020Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.318	pure
CY2020Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate	0.285	pure
CY2021Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0186	pure
CY2020Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0248	pure
CY2020Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate	0.0199	pure
CY2021Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0026	pure
CY2020Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0029	pure
CY2020Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate	0.0131	pure
CY2021Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	4.14
CY2020Q3	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	2.97
CY2020Q1	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue	4.61
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1106470
CY2020Q4	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	13.30
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross	135000
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Grants In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice	17.74
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	76265
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice	10.58
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod	-0
	us-gaap	Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice	0
CY2021Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber	1165205
CY2021Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice	14.01
CY2021Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue	11892000	USD
CY2021Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber	919705
CY2021Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice	13.18
CY2021Q2	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1	10157000	USD
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested In Period Fair Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	860000	USD
	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Vested In Period Fair Value1 SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedInPeriodFairValue1	321000	USD
CY2021Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	19874969
CY2020Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.33
CY2021Q2	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares	245500
CY2020Q2	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Number Of Shares SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedNumberOfShares	90000
CY2021Q2	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Weighted Average Grant Date Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue	4.11
CY2020Q2	us-gaap	Sharebased Compensation Arrangement By Sharebased Payment Award Options Nonvested Weighted Average Grant Date Fair Value SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue	5.35
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	76265
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	806000	USD
	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	56498
	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	712000	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	748000	USD
	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	389000	USD
CY2021Q2	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	43976
CY2021Q2	us-gaap	Proceeds From Stock Options Exercised ProceedsFromStockOptionsExercised	466000	USD
CY2020Q2	us-gaap	Stock Issued During Period Shares Stock Options Exercised StockIssuedDuringPeriodSharesStockOptionsExercised	0
CY2021Q2	us-gaap	Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue	443000	USD
CY2015Q1	rbb	Tier One Risk Based Common Equity Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCommonEquityCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.045	pure
CY2015Q1	rbb	Tier One Risk Based Common Equity Capital Required To Be Well Capitalized To Risk Weighted Assets TierOneRiskBasedCommonEquityCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.065	pure
CY2015Q1	us-gaap	Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.040	pure
CY2015Q1	us-gaap	Tier One Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets TierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.060	pure
CY2015Q1	rbb	Increased Tier One Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets IncreasedTierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets	0.060	pure
CY2015Q1	rbb	Increased Tier One Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets IncreasedTierOneRiskBasedCapitalRequiredToBeWellCapitalizedToRiskWeightedAssets	0.080	pure
	rbb	Capital Conservation Buffer CapitalConservationBuffer	0.025	pure
CY2016Q1	rbb	Capital Conservation Buffer CapitalConservationBuffer	0.00625	pure
CY2019Q1	rbb	Capital Conservation Buffer CapitalConservationBuffer	0.025	pure
CY2021Q2	rbb	Required Assets To Liabilities Ratio After Dividend Effect RequiredAssetsToLiabilitiesRatioAfterDividendEffect	1.25	pure
CY2021Q2	us-gaap	Profit Loss ProfitLoss	13380000	USD
CY2020Q2	us-gaap	Profit Loss ProfitLoss	6513000	USD
CY2021Q2	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	51000	USD
CY2020Q2	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	10000	USD
CY2021Q2	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	19349802
CY2020Q2	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	19739280
CY2021Q2	rbb	Weighted Average Number Of Shares Impact WeightedAverageNumberOfSharesImpact	11111
CY2020Q2	rbb	Weighted Average Number Of Shares Impact WeightedAverageNumberOfSharesImpact	-28950
CY2021Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	13329000	USD
CY2021Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	19360913
CY2020Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	6503000	USD
CY2020Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	19710330
CY2021Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	514056
CY2020Q2	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	95974
CY2021Q2	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	13329000	USD
CY2020Q2	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	6503000	USD
CY2020Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	19806304
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.69
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.67
CY2020Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.33
	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	91000	USD
	us-gaap	Undistributed Earnings Loss Allocated To Participating Securities Basic UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic	19000	USD
	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	19349802
	us-gaap	Weighted Average Number Of Shares Issued Basic WeightedAverageNumberOfSharesIssuedBasic	19739280
	rbb	Weighted Average Number Of Shares Impact WeightedAverageNumberOfSharesImpact	104087
	us-gaap	Profit Loss ProfitLoss	25836000	USD
	us-gaap	Profit Loss ProfitLoss	13261000	USD
	us-gaap	Amortization Method Qualified Affordable Housing Project Investments Amortization AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization	519000	USD
	rbb	Weighted Average Number Of Shares Impact WeightedAverageNumberOfSharesImpact	101813
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	25745000	USD
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	19453889
	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	13242000	USD
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	19841093
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	390188
	us-gaap	Incremental Common Shares Attributable To Share Based Payment Arrangements IncrementalCommonSharesAttributableToShareBasedPaymentArrangements	195223
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	25745000	USD
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	19844077
	us-gaap	Net Income Loss Available To Common Stockholders Diluted NetIncomeLossAvailableToCommonStockholdersDiluted	13242000	USD
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	20036316
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.32
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.67
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.30
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.66
CY2021Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1291000	USD
CY2020Q2	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	1034000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2743000	USD
	us-gaap	Revenue From Contract With Customer Excluding Assessed Tax RevenueFromContractWithCustomerExcludingAssessedTax	2086000	USD
CY2021Q2	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	2880000	USD
CY2020Q2	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	1174000	USD
	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	7322000	USD
	us-gaap	Revenue Not From Contract With Customer RevenueNotFromContractWithCustomer	4737000	USD
CY2021Q2	us-gaap	Noninterest Income NoninterestIncome	4171000	USD
CY2020Q2	us-gaap	Noninterest Income NoninterestIncome	2208000	USD
	us-gaap	Noninterest Income NoninterestIncome	10065000	USD
	us-gaap	Noninterest Income NoninterestIncome	6823000	USD
CY2021Q2	us-gaap	Amortization Method Qualified Affordable Housing Project Investments AmortizationMethodQualifiedAffordableHousingProjectInvestments	7100000	USD
CY2020Q4	us-gaap	Amortization Method Qualified Affordable Housing Project Investments AmortizationMethodQualifiedAffordableHousingProjectInvestments	7600000	USD
CY2021Q2	us-gaap	Qualified Affordable Housing Project Investments Commitment QualifiedAffordableHousingProjectInvestmentsCommitment	1100000	USD
CY2020Q4	us-gaap	Qualified Affordable Housing Project Investments Commitment QualifiedAffordableHousingProjectInvestmentsCommitment	1600000	USD
CY2021Q2	us-gaap	Amortization Method Qualified Affordable Housing Project Investments Amortization AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization	259000	USD
CY2020Q2	us-gaap	Amortization Method Qualified Affordable Housing Project Investments Amortization AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization	247000	USD
	us-gaap	Amortization Method Qualified Affordable Housing Project Investments Amortization AmortizationMethodQualifiedAffordableHousingProjectInvestmentsAmortization	494000	USD

Files In Submission

Name	View Source	Status
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$RBB
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2021 Q2 Form 10-Q Financial Statement

#000143774921018932 Filed on August 06, 2021

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$RBB RBB Bancorp Stock $rbb

2021 Q2 Form 10-Q Financial Statement

#000143774921018932 Filed on August 06, 2021

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$RBB
RBB Bancorp Stock $rbb