$FSBC
Five Star Bancorp Stock $fsbc

$fsbc Overview Financials Valuation SEC Filings Company Website

2022 Q3 Form 10-Q Financial Statement

#000127516822000026 Filed on August 11, 2022

Income Statement

Concept	2022 Q3	2022 Q2	2022 Q1
Revenue	$31.55M	$25.96M	$22.85M
YoY Change	51.44%	34.46%	19.07%
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	$169.0K	$155.0K	$161.0K
YoY Change	20.71%	10.71%	23.85%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense	$4.123M	$1.470M	$988.0K
YoY Change	346.7%	45.26%	-13.49%
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$16.53M	$14.03M	$13.52M
YoY Change	24.32%	32.86%	26.85%
Income Tax	$4.830M	$4.080M	$3.660M
% Of Pretax Income	29.21%	29.07%	27.07%
Net Earnings	$11.70M	$9.953M	$9.862M
YoY Change	6.11%	1.27%	-4.05%
Net Earnings / Revenue	37.1%	38.34%	43.16%
Basic Earnings Per Share	$0.68	$0.58	$0.58
Diluted Earnings Per Share	$681.7K	$0.58	$0.58
COMMON SHARES
Basic Shares Outstanding	17.25M shares	17.13M shares	17.10M shares
Diluted Shares Outstanding	17.17M shares	17.15M shares	17.16M shares

Balance Sheet

Concept	2022 Q3	2022 Q2	2022 Q1
SHORT-TERM ASSETS
Cash & Short-Term Investments
YoY Change
Cash & Equivalents	$317.7M	$270.8M	$505.0M
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	$5.921M	$1.768M	$1.836M
YoY Change	270.06%	10.5%	14.75%
Goodwill
YoY Change
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	$3.075B	$2.836B	$2.778B
YoY Change	26.29%	21.83%	29.18%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$9.460M	$8.401M	$10.71M
YoY Change	-14.77%	-43.62%	37.26%
Accrued Expenses	$4.492M	$4.739M	$4.987M
YoY Change
Deferred Revenue
YoY Change
Short-Term Debt
YoY Change
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$13.95M	$13.14M	$15.69M
YoY Change	25.69%	-11.81%	101.19%
LONG-TERM LIABILITIES
Long-Term Debt	$102.0M	$28.42M	$28.40M
YoY Change	259.25%	0.07%	0.36%
Other Long-Term Liabilities
YoY Change
Total Long-Term Liabilities	$102.0M	$28.42M	$28.40M
YoY Change	259.25%	0.07%	0.01%
TOTAL LIABILITIES
Total Short-Term Liabilities	$13.95M	$13.14M	$15.69M
Total Long-Term Liabilities	$102.0M	$28.42M	$28.40M
Total Liabilities	$2.835B	$2.603B	$2.547B
YoY Change	28.42%	23.38%	26.14%
SHAREHOLDERS EQUITY
Retained Earnings	$36.04M	$26.92M	$19.56M
YoY Change
Common Stock	$219.3M	$219.0M	$218.7M
YoY Change
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$239.3M	$233.2M	$231.1M
YoY Change
Total Liabilities & Shareholders Equity	$3.075B	$2.836B	$2.778B
YoY Change	26.29%	21.83%	29.18%

Cashflow Statement

Concept	2022 Q3	2022 Q2	2022 Q1
OPERATING ACTIVITIES
Net Income	$11.70M	$9.953M	$9.862M
YoY Change	6.11%	1.27%	-4.05%
Depreciation, Depletion And Amortization	$169.0K	$155.0K	$161.0K
YoY Change	20.71%	10.71%	23.85%
Cash From Operating Activities	$16.17M	$7.846M	$3.486M
YoY Change	453.9%	-40.43%	-59.47%
INVESTING ACTIVITIES
Capital Expenditures	-$95.00K	-$87.00K	$224.0K
YoY Change	-26.92%	-37.86%	98.23%
Acquisitions
YoY Change
Other Investing Activities	-$198.1M	-$297.6M	-$133.3M
YoY Change	83.34%	327.15%	153.88%
Cash From Investing Activities	-$198.2M	-$297.7M	-$133.5M
YoY Change	83.19%	326.48%	153.79%
FINANCING ACTIVITIES
Cash Dividend Paid			$7.540M
YoY Change			-31.47%
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	229.0M	55.63M	$209.7M
YoY Change	130.06%	-64.93%	11.46%
NET CHANGE
Cash From Operating Activities	16.17M	7.846M	$3.486M
Cash From Investing Activities	-198.2M	-297.7M	-$133.5M
Cash From Financing Activities	229.0M	55.63M	$209.7M
Net Change In Cash	46.91M	-234.2M	$79.64M
YoY Change	-913.02%	-329.59%	-44.74%
FREE CASH FLOW
Cash From Operating Activities	$16.17M	$7.846M	$3.486M
Capital Expenditures	-$95.00K	-$87.00K	$224.0K
Free Cash Flow	$16.27M	$7.933M	$3.262M
YoY Change	433.41%	-40.4%	-61.57%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
	dei	Entity Central Index Key EntityCentralIndexKey	0001275168
	dei	Current Fiscal Year End Date CurrentFiscalYearEndDate	--12-31
	dei	Document Fiscal Year Focus DocumentFiscalYearFocus	2022
	dei	Document Fiscal Period Focus DocumentFiscalPeriodFocus	Q2
	dei	Amendment Flag AmendmentFlag	false
CY2021	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	http://fasb.org/us-gaap/2021-01-31#AccountingStandardsUpdate201602Member
CY2022Q2	us-gaap	Operating Lease Expense OperatingLeaseExpense	0	usd
	us-gaap	Operating Lease Expense OperatingLeaseExpense	0	usd
	dei	Document Type DocumentType	10-Q
	dei	Document Quarterly Report DocumentQuarterlyReport	true
	dei	Document Period End Date DocumentPeriodEndDate	2022-06-30
	dei	Document Transition Report DocumentTransitionReport	false
	dei	Entity File Number EntityFileNumber	001-40379
	dei	Entity Registrant Name EntityRegistrantName	FIVE STAR BANCORP
	dei	Entity Incorporation State Country Code EntityIncorporationStateCountryCode	CA
	dei	Entity Tax Identification Number EntityTaxIdentificationNumber	75-3100966
	dei	Entity Address Address Line1 EntityAddressAddressLine1	3100 Zinfandel Drive
	dei	Entity Address Address Line2 EntityAddressAddressLine2	Suite 100
	dei	Entity Address City Or Town EntityAddressCityOrTown	Rancho Cordova
	dei	Entity Address State Or Province EntityAddressStateOrProvince	CA
	dei	Entity Address Postal Zip Code EntityAddressPostalZipCode	95670
	dei	City Area Code CityAreaCode	(916)
	dei	Local Phone Number LocalPhoneNumber	626-5000
	dei	Security12b Title Security12bTitle	Common stock, no par value per share
	dei	Trading Symbol TradingSymbol	FSBC
	dei	Security Exchange Name SecurityExchangeName	NASDAQ
	dei	Entity Current Reporting Status EntityCurrentReportingStatus	Yes
	dei	Entity Interactive Data Current EntityInteractiveDataCurrent	Yes
	dei	Entity Filer Category EntityFilerCategory	Non-accelerated Filer
	dei	Entity Small Business EntitySmallBusiness	true
	dei	Entity Emerging Growth Company EntityEmergingGrowthCompany	true
	dei	Entity Ex Transition Period EntityExTransitionPeriod	false
	dei	Entity Shell Company EntityShellCompany	false
CY2022Q3	dei	Entity Common Stock Shares Outstanding EntityCommonStockSharesOutstanding	17245983	shares
CY2022Q2	us-gaap	Cash And Due From Banks CashAndDueFromBanks	66423000	usd
CY2021Q4	us-gaap	Cash And Due From Banks CashAndDueFromBanks	136074000	usd
CY2022Q2	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	204335000	usd
CY2021Q4	us-gaap	Interest Bearing Deposits In Banks InterestBearingDepositsInBanks	289255000	usd
	fsbc	Number Of Loan Production Offices NumberOfLoanProductionOffices	1	office
CY2022Q2	fsbc	Cash And Cash Equivalents Less Time Deposits At Carrying Value CashAndCashEquivalentsLessTimeDepositsAtCarryingValue	270758000	usd
CY2021Q4	fsbc	Cash And Cash Equivalents Less Time Deposits At Carrying Value CashAndCashEquivalentsLessTimeDepositsAtCarryingValue	425329000	usd
CY2022Q2	us-gaap	Time Deposits At Carrying Value TimeDepositsAtCarryingValue	10841000	usd
CY2021Q4	us-gaap	Time Deposits At Carrying Value TimeDepositsAtCarryingValue	14464000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	122426000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	148807000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	4332000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	5197000	usd
CY2022Q2	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	4477000	usd
CY2021Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	4946000	usd
CY2022Q2	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	12985000	usd
CY2021Q4	us-gaap	Loans Receivable Held For Sale Net Not Part Of Disposal Group LoansReceivableHeldForSaleNetNotPartOfDisposalGroup	10671000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	2380511000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Net Of Deferred Income LoansAndLeasesReceivableNetOfDeferredIncome	1934460000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	25786000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	23243000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	2354725000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	1911217000	usd
CY2022Q2	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	10890000	usd
CY2021Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	6723000	usd
CY2022Q2	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	4472000	usd
CY2021Q4	us-gaap	Operating Lease Right Of Use Asset OperatingLeaseRightOfUseAsset	0	usd
CY2022Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1768000	usd
CY2021Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	1773000	usd
CY2022Q2	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	14444000	usd
CY2021Q4	us-gaap	Bank Owned Life Insurance BankOwnedLifeInsurance	11203000	usd
CY2022Q2	us-gaap	Interest Receivable And Other Assets InterestReceivableAndOtherAssets	28285000	usd
CY2021Q4	us-gaap	Interest Receivable And Other Assets InterestReceivableAndOtherAssets	21628000	usd
CY2022Q2	us-gaap	Assets Assets	2836071000	usd
CY2021Q4	us-gaap	Assets Assets	2556761000	usd
CY2022Q2	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	1006066000	usd
CY2021Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	902118000	usd
CY2022Q2	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	1495245000	usd
CY2021Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	1383772000	usd
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CY2021Q4	us-gaap	Deposits Deposits	2285890000	usd
CY2022Q2	us-gaap	Subordinated Debt SubordinatedDebt	28420000	usd
CY2021Q4	us-gaap	Subordinated Debt SubordinatedDebt	28386000	usd
CY2022Q2	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	60000000	usd
CY2021Q4	us-gaap	Advances From Federal Home Loan Banks AdvancesFromFederalHomeLoanBanks	0	usd
CY2022Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	4739000	usd
CY2021Q4	us-gaap	Operating Lease Liability OperatingLeaseLiability	0	usd
CY2022Q2	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	8401000	usd
CY2021Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	7439000	usd
CY2022Q2	us-gaap	Liabilities Liabilities	2602871000	usd
CY2021Q4	us-gaap	Liabilities Liabilities	2321715000	usd
CY2022Q2	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2021Q4	us-gaap	Commitments And Contingencies CommitmentsAndContingencies		usd
CY2021Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0
CY2022Q2	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	0
CY2022Q2	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2021Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	10000000	shares
CY2022Q2	us-gaap	Common Stock Value CommonStockValue	219023000	usd
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CY2022Q2	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	0	shares
CY2022Q2	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2021Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	0	shares
CY2022Q2	us-gaap	Preferred Stock Value PreferredStockValue	0	usd
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CY2021Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	0
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CY2021Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100000000	shares
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CY2022Q2	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	17245983	shares
CY2021Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	17224848	shares
CY2021Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	17224848	shares
CY2021Q4	us-gaap	Common Stock Value CommonStockValue	218444000	usd
CY2022Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	26924000	usd
CY2021Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	17168000	usd
CY2022Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-12747000	usd
CY2021Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-566000	usd
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CY2022Q2	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	24841000	usd
CY2021Q2	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	18626000	usd
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	46932000	usd
	us-gaap	Interest And Fee Income Loans And Leases InterestAndFeeIncomeLoansAndLeases	37239000	usd
CY2022Q2	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	423000	usd
CY2021Q2	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	338000	usd
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	813000	usd
	us-gaap	Interest Income Securities Taxable InterestIncomeSecuritiesTaxable	597000	usd
CY2022Q2	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	179000	usd
CY2021Q2	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	219000	usd
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	356000	usd
	us-gaap	Interest Income Securities Tax Exempt InterestIncomeSecuritiesTaxExempt	433000	usd
CY2022Q2	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	518000	usd
CY2021Q2	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	125000	usd
	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	710000	usd
	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	229000	usd
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	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	48811000	usd
	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	38498000	usd
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	us-gaap	Interest Expense Deposits InterestExpenseDeposits	1566000	usd
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	1267000	usd
CY2022Q2	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	5000	usd
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	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	5000	usd
	us-gaap	Interest Expense Federal Home Loan Bank And Federal Reserve Bank Advances Long Term InterestExpenseFederalHomeLoanBankAndFederalReserveBankAdvancesLongTerm	0	usd
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	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	887000	usd
	us-gaap	Interest Expense Subordinated Notes And Debentures InterestExpenseSubordinatedNotesAndDebentures	887000	usd
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CY2021Q2	us-gaap	Interest Expense InterestExpense	1012000	usd
	us-gaap	Interest Expense InterestExpense	2458000	usd
	us-gaap	Interest Expense InterestExpense	2154000	usd
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CY2021Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	18296000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	46353000	usd
	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	36344000	usd
CY2022Q2	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	2250000	usd
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	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	3200000	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	200000	usd
CY2022Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	22241000	usd
CY2021Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	18296000	usd
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	43153000	usd
	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	36144000	usd
CY2022Q2	fsbc	Service Charges On Deposit Accounts ServiceChargesOnDepositAccounts	130000	usd
CY2021Q2	fsbc	Service Charges On Deposit Accounts ServiceChargesOnDepositAccounts	106000	usd
	fsbc	Service Charges On Deposit Accounts ServiceChargesOnDepositAccounts	238000	usd
	fsbc	Service Charges On Deposit Accounts ServiceChargesOnDepositAccounts	196000	usd
CY2022Q2	fsbc	Net Gain On Sale Of Securities Available For Sale NetGainOnSaleOfSecuritiesAvailableForSale	0	usd
CY2021Q2	fsbc	Net Gain On Sale Of Securities Available For Sale NetGainOnSaleOfSecuritiesAvailableForSale	92000	usd
	fsbc	Net Gain On Sale Of Securities Available For Sale NetGainOnSaleOfSecuritiesAvailableForSale	5000	usd
	fsbc	Net Gain On Sale Of Securities Available For Sale NetGainOnSaleOfSecuritiesAvailableForSale	274000	usd
CY2022Q2	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	831000	usd
CY2021Q2	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	1091000	usd
	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	1749000	usd
	us-gaap	Gain Loss On Sale Of Loans And Leases GainLossOnSaleOfLoansAndLeases	2022000	usd
CY2022Q2	fsbc	Loan Related Fees LoanRelatedFees	795000	usd
CY2021Q2	fsbc	Loan Related Fees LoanRelatedFees	369000	usd
	fsbc	Loan Related Fees LoanRelatedFees	1412000	usd
	fsbc	Loan Related Fees LoanRelatedFees	629000	usd
CY2022Q2	fsbc	Federal Home Loan Bank Stock Dividends FederalHomeLoanBankStockDividends	99000	usd
CY2021Q2	fsbc	Federal Home Loan Bank Stock Dividends FederalHomeLoanBankStockDividends	92000	usd
	fsbc	Federal Home Loan Bank Stock Dividends FederalHomeLoanBankStockDividends	201000	usd
CY2021Q2	us-gaap	Sale Of Stock Price Per Share SaleOfStockPricePerShare	20.00
	fsbc	Federal Home Loan Bank Stock Dividends FederalHomeLoanBankStockDividends	170000	usd
CY2022Q2	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	101000	usd
CY2021Q2	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	60000	usd
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	191000	usd
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	112000	usd
CY2022Q2	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	41000	usd
CY2021Q2	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	36000	usd
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	386000	usd
	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	59000	usd
CY2022Q2	us-gaap	Noninterest Income NoninterestIncome	1997000	usd
CY2021Q2	us-gaap	Noninterest Income NoninterestIncome	1846000	usd
	us-gaap	Noninterest Income NoninterestIncome	4182000	usd
	us-gaap	Noninterest Income NoninterestIncome	3462000	usd
CY2022Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	5553000	usd
CY2021Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	4939000	usd
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	11228000	usd
	us-gaap	Labor And Related Expense LaborAndRelatedExpense	9636000	usd
CY2022Q2	us-gaap	Occupancy Net OccupancyNet	513000	usd
CY2021Q2	us-gaap	Occupancy Net OccupancyNet	441000	usd
	us-gaap	Occupancy Net OccupancyNet	1033000	usd
	us-gaap	Occupancy Net OccupancyNet	892000	usd
CY2022Q2	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	739000	usd
CY2021Q2	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	598000	usd
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	1455000	usd
	us-gaap	Information Technology And Data Processing InformationTechnologyAndDataProcessing	1227000	usd
CY2022Q2	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	245000	usd
CY2021Q2	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	150000	usd
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	410000	usd
	us-gaap	Federal Deposit Insurance Corporation Premium Expense FederalDepositInsuranceCorporationPremiumExpense	430000	usd
CY2022Q2	us-gaap	Professional Fees ProfessionalFees	568000	usd
CY2021Q2	us-gaap	Professional Fees ProfessionalFees	1311000	usd
	us-gaap	Professional Fees ProfessionalFees	1122000	usd
CY2022Q2	fsbc	Unvested Restricted Shares UnvestedRestrictedShares	107824	shares
	us-gaap	Professional Fees ProfessionalFees	2843000	usd
CY2022Q2	us-gaap	Advertising Expense AdvertisingExpense	484000	usd
CY2021Q2	us-gaap	Advertising Expense AdvertisingExpense	265000	usd
	us-gaap	Advertising Expense AdvertisingExpense	828000	usd
	us-gaap	Advertising Expense AdvertisingExpense	435000	usd
CY2022Q2	fsbc	Loan Related Expenses LoanRelatedExpenses	389000	usd
CY2021Q2	fsbc	Loan Related Expenses LoanRelatedExpenses	218000	usd
	fsbc	Loan Related Expenses LoanRelatedExpenses	667000	usd
	fsbc	Loan Related Expenses LoanRelatedExpenses	447000	usd
CY2022Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1714000	usd
CY2021Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	1658000	usd
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	3037000	usd
	us-gaap	Other Noninterest Expense OtherNoninterestExpense	2474000	usd
CY2022Q2	us-gaap	Noninterest Expense NoninterestExpense	10205000	usd
CY2021Q2	us-gaap	Noninterest Expense NoninterestExpense	9580000	usd
	us-gaap	Noninterest Expense NoninterestExpense	19780000	usd
	us-gaap	Noninterest Expense NoninterestExpense	18384000	usd
CY2022Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	14033000	usd
CY2021Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	10562000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	27555000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	21222000	usd
CY2022Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4080000	usd
CY2021Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	734000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7740000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1116000	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	9953000	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	9828000	usd
	us-gaap	Net Income Loss NetIncomeLoss	19815000	usd
	us-gaap	Net Income Loss NetIncomeLoss	20106000	usd
CY2022Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.58
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.67
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.15
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.57
CY2022Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.58
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.67
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.15
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.57
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	9953000	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	9828000	usd
	us-gaap	Net Income Loss NetIncomeLoss	19815000	usd
	us-gaap	Net Income Loss NetIncomeLoss	20106000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	-7849000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	903000	usd
	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	-17287000	usd
	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	-711000	usd
CY2022Q2	fsbc	Reclassification Adjustment For Net Realized Gains Included In Net Income ReclassificationAdjustmentForNetRealizedGainsIncludedInNetIncome	0	usd
CY2021Q2	fsbc	Reclassification Adjustment For Net Realized Gains Included In Net Income ReclassificationAdjustmentForNetRealizedGainsIncludedInNetIncome	92000	usd
	fsbc	Reclassification Adjustment For Net Realized Gains Included In Net Income ReclassificationAdjustmentForNetRealizedGainsIncludedInNetIncome	5000	usd
	fsbc	Reclassification Adjustment For Net Realized Gains Included In Net Income ReclassificationAdjustmentForNetRealizedGainsIncludedInNetIncome	274000	usd
CY2022Q2	us-gaap	Reclassification From Aoci Current Period Tax ReclassificationFromAociCurrentPeriodTax	2320000	usd
CY2021Q2	us-gaap	Reclassification From Aoci Current Period Tax ReclassificationFromAociCurrentPeriodTax	-133000	usd
	us-gaap	Reclassification From Aoci Current Period Tax ReclassificationFromAociCurrentPeriodTax	5111000	usd
	us-gaap	Reclassification From Aoci Current Period Tax ReclassificationFromAociCurrentPeriodTax	-72000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-5529000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	678000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-12181000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1057000	usd
CY2022Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	4424000	usd
CY2021Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	10506000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	7634000	usd
	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	19049000	usd
CY2021Q1	us-gaap	Stockholders Equity StockholdersEquity	131377000	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	9828000	usd
CY2021Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	678000	usd
CY2021Q2	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	111243000	usd
CY2021Q2	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	0	usd
CY2021Q2	us-gaap	Adjustments To Additional Paid In Capital Other AdjustmentsToAdditionalPaidInCapitalOther	0	usd
CY2021Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	3.25
CY2021Q2	us-gaap	Dividends Common Stock DividendsCommonStock	35772000	usd
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	218314000	usd
CY2022Q1	us-gaap	Stockholders Equity StockholdersEquity	231061000	usd
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	9953000	usd
CY2022Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-5529000	usd
CY2022Q2	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	0	usd
CY2022Q2	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	0	usd
CY2022Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.15
CY2022Q2	us-gaap	Dividends Common Stock DividendsCommonStock	2587000	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	233200000	usd
CY2020Q4	us-gaap	Stockholders Equity StockholdersEquity	133775000	usd
	us-gaap	Net Income Loss NetIncomeLoss	20106000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-1057000	usd
	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	111243000	usd
	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	0	usd
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	0	usd
	us-gaap	Adjustments To Additional Paid In Capital Other AdjustmentsToAdditionalPaidInCapitalOther	0	usd
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	4.25
	us-gaap	Dividends Common Stock DividendsCommonStock	46775000	usd
CY2021Q2	us-gaap	Stockholders Equity StockholdersEquity	218314000	usd
CY2021Q4	us-gaap	Stockholders Equity StockholdersEquity	235046000	usd
	us-gaap	Net Income Loss NetIncomeLoss	19815000	usd
	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-12181000	usd
	us-gaap	Stock Issued During Period Value Employee Stock Purchase Plan StockIssuedDuringPeriodValueEmployeeStockPurchasePlan	0	usd
	us-gaap	Stock Repurchased And Retired During Period Value StockRepurchasedAndRetiredDuringPeriodValue	0	usd
	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.75
	us-gaap	Dividends Common Stock DividendsCommonStock	10127000	usd
CY2022Q2	us-gaap	Stockholders Equity StockholdersEquity	233200000	usd
	us-gaap	Net Income Loss NetIncomeLoss	19815000	usd
	us-gaap	Net Income Loss NetIncomeLoss	20106000	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	3200000	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	200000	usd
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	36964000	usd
	us-gaap	Payments For Origination And Purchases Of Loans Held For Sale PaymentsForOriginationAndPurchasesOfLoansHeldForSale	22355000	usd
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	1749000	usd
	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	2022000	usd
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	25728000	usd
	us-gaap	Proceeds From Sale Of Loans Held For Sale ProceedsFromSaleOfLoansHeldForSale	22037000	usd
	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	5000	usd
	us-gaap	Debt Securities Available For Sale Realized Gain Loss DebtSecuritiesAvailableForSaleRealizedGainLoss	274000	usd
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	191000	usd
	us-gaap	Bank Owned Life Insurance Income BankOwnedLifeInsuranceIncome	112000	usd
	us-gaap	Increase Decrease In Deferred Leasing Fees IncreaseDecreaseInDeferredLeasingFees	-158000	usd
	us-gaap	Increase Decrease In Deferred Leasing Fees IncreaseDecreaseInDeferredLeasingFees	-843000	usd
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-659000	usd
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-736000	usd
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	34000	usd
	us-gaap	Amortization Of Financing Costs AmortizationOfFinancingCosts	27000	usd
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	316000	usd
	us-gaap	Depreciation And Amortization DepreciationAndAmortization	265000	usd
	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	-482000	usd
	us-gaap	Increase Decrease In Operating Lease Liability IncreaseDecreaseInOperatingLeaseLiability	0	usd
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	496000	usd
	us-gaap	Operating Lease Right Of Use Asset Amortization Expense OperatingLeaseRightOfUseAssetAmortizationExpense	0	usd
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	0	usd
	us-gaap	Deferred Income Tax Expense Benefit DeferredIncomeTaxExpenseBenefit	-4727000	usd
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	1557000	usd
	us-gaap	Increase Decrease In Accrued Interest Receivable Net IncreaseDecreaseInAccruedInterestReceivableNet	1223000	usd
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	1295000	usd
	us-gaap	Increase Decrease In Interest Payable Net IncreaseDecreaseInInterestPayableNet	7246000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	11332000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	21769000	usd
CY2021Q2	us-gaap	Sale Of Stock Consideration Received On Transaction SaleOfStockConsiderationReceivedOnTransaction	109100000	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	1623000	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	16182000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	8977000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Available For Sale Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities	7822000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	1641000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	69070000	usd
	us-gaap	Proceeds From Payments For In Interest Bearing Deposits In Banks ProceedsFromPaymentsForInInterestBearingDepositsInBanks	3623000	usd
	us-gaap	Proceeds From Payments For In Interest Bearing Deposits In Banks ProceedsFromPaymentsForInInterestBearingDepositsInBanks	4254000	usd
	fsbc	Payments For Origination Of Loans Net Of Proceeds From Repayments PaymentsForOriginationOfLoansNetOfProceedsFromRepayments	436195000	usd
	fsbc	Payments For Origination Of Loans Net Of Proceeds From Repayments PaymentsForOriginationOfLoansNetOfProceedsFromRepayments	78562000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	311000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	245000	usd
	us-gaap	Payments For Proceeds From Federal Home Loan Bank Stock PaymentsForProceedsFromFederalHomeLoanBankStock	4223000	usd
	us-gaap	Payments For Proceeds From Federal Home Loan Bank Stock PaymentsForProceedsFromFederalHomeLoanBankStock	491000	usd
	us-gaap	Payments To Acquire Life Insurance Policies PaymentsToAcquireLifeInsurancePolicies	3050000	usd
	us-gaap	Payments To Acquire Life Insurance Policies PaymentsToAcquireLifeInsurancePolicies	2300000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-431197000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-122410000	usd
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	215421000	usd
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	282284000	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	0	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	111243000	usd
	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	60000000	usd
	us-gaap	Proceeds From Federal Home Loan Bank Borrowings ProceedsFromFederalHomeLoanBankBorrowings	0	usd
	us-gaap	Payments Of Dividends PaymentsOfDividends	10127000	usd
	us-gaap	Payments Of Dividends PaymentsOfDividends	46775000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	265294000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	346752000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	-154571000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	246111000	usd
CY2021Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	425329000	usd
CY2020Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	290493000	usd
CY2022Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	270758000	usd
CY2021Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	536604000	usd
	us-gaap	Interest Paid Net InterestPaidNet	1345000	usd
	us-gaap	Interest Paid Net InterestPaidNet	2217000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	5200000	usd
	us-gaap	Income Taxes Paid Net IncomeTaxesPaidNet	1050000	usd
	fsbc	Transfer From Loans Held For Investment To Loans Held For Sale TransferFromLoansHeldForInvestmentToLoansHeldForSale	10671000	usd
	fsbc	Transfer From Loans Held For Investment To Loans Held For Sale TransferFromLoansHeldForInvestmentToLoansHeldForSale	4820000	usd
	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-17287000	usd
	us-gaap	Unrealized Gain Loss On Investments UnrealizedGainLossOnInvestments	-711000	usd
	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	5221000	usd
	us-gaap	Capital Lease Obligations Incurred CapitalLeaseObligationsIncurred	0	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	4974000	usd
	us-gaap	Right Of Use Asset Obtained In Exchange For Operating Lease Liability RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability	0	usd
CY2003Q2	fsbc	Common Stock Convertible Shares Issuable CommonStockConvertibleSharesIssuable	1	shares
	fsbc	Number Of Branch Offices NumberOfBranchOffices	7	office
CY2021Q2	us-gaap	Proceeds From Issuance Initial Public Offering ProceedsFromIssuanceInitialPublicOffering	111200000	usd
	us-gaap	Number Of Reportable Segments NumberOfReportableSegments	1	segment
	us-gaap	Use Of Estimates UseOfEstimates	<div style="margin-top:12pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:400;line-height:120%">Use of Estimates</span></div><div style="margin-top:12pt;text-align:justify"><span style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Management is required to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the consolidated financial statements and the reported amounts of revenues and expenses during the reporting period. These estimates and assumptions affect the amounts reported in the unaudited consolidated financial statements and the disclosures provided, and actual results could differ. The allowance for loan losses is the most significant accounting estimate reflected in the Company’s consolidated financial statements.</span></div>
CY2022Q2	us-gaap	Net Income Loss NetIncomeLoss	9953000	usd
CY2021Q2	us-gaap	Net Income Loss NetIncomeLoss	9828000	usd
	us-gaap	Net Income Loss NetIncomeLoss	19815000	usd
	us-gaap	Net Income Loss NetIncomeLoss	20106000	usd
CY2022Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	17125715	shares
CY2021Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	14650208	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	17114169	shares
	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	12824125	shares
CY2022Q2	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	23734	shares
CY2021Q2	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	17596	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	42872	shares
	us-gaap	Weighted Average Number Diluted Shares Outstanding Adjustment WeightedAverageNumberDilutedSharesOutstandingAdjustment	8841	shares
CY2022Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	17149449	shares
CY2021Q2	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	14667804	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	17157041	shares
	us-gaap	Weighted Average Number Of Diluted Shares Outstanding WeightedAverageNumberOfDilutedSharesOutstanding	12832966	shares
CY2022Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.58
CY2021Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.67
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.15
	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	1.57
CY2022Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.58
CY2021Q2	fsbc	Unvested Restricted Shares UnvestedRestrictedShares	129551	shares
CY2021Q2	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	0.67
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.15
	us-gaap	Earnings Per Share Diluted EarningsPerShareDiluted	1.57
CY2021Q2	fsbc	Pro Forma Tax Rate ProFormaTaxRate	0.2956
	fsbc	Pro Forma Tax Rate ProFormaTaxRate	0.2956
CY2022Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	14033000	usd
CY2021Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	10562000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	27555000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	21222000	usd
CY2022Q2	fsbc	Pro Forma Provision For Income Taxes ProFormaProvisionForIncomeTaxes	4080000	usd
CY2021Q2	fsbc	Pro Forma Provision For Income Taxes ProFormaProvisionForIncomeTaxes	3122000	usd
	fsbc	Pro Forma Provision For Income Taxes ProFormaProvisionForIncomeTaxes	7740000	usd
	fsbc	Pro Forma Provision For Income Taxes ProFormaProvisionForIncomeTaxes	6273000	usd
CY2022Q2	fsbc	Actual Pro Forma Net Income ActualProFormaNetIncome	9953000	usd
CY2021Q2	fsbc	Actual Pro Forma Net Income ActualProFormaNetIncome	7440000	usd
	fsbc	Actual Pro Forma Net Income ActualProFormaNetIncome	19815000	usd
	fsbc	Actual Pro Forma Net Income ActualProFormaNetIncome	14949000	usd
CY2022Q2	us-gaap	Weighted Average Basic Shares Outstanding Pro Forma WeightedAverageBasicSharesOutstandingProForma	17125715	shares
CY2021Q2	us-gaap	Weighted Average Basic Shares Outstanding Pro Forma WeightedAverageBasicSharesOutstandingProForma	14650208	shares
	us-gaap	Weighted Average Basic Shares Outstanding Pro Forma WeightedAverageBasicSharesOutstandingProForma	17114169	shares
	us-gaap	Weighted Average Basic Shares Outstanding Pro Forma WeightedAverageBasicSharesOutstandingProForma	12824125	shares
CY2022Q2	fsbc	Weighted Average Number Diluted Shares Outstanding Adjustment Pro Forma Earnings Shares WeightedAverageNumberDilutedSharesOutstandingAdjustmentProFormaEarningsShares	23734	shares
CY2021Q2	fsbc	Weighted Average Number Diluted Shares Outstanding Adjustment Pro Forma Earnings Shares WeightedAverageNumberDilutedSharesOutstandingAdjustmentProFormaEarningsShares	17596	shares
	fsbc	Weighted Average Number Diluted Shares Outstanding Adjustment Pro Forma Earnings Shares WeightedAverageNumberDilutedSharesOutstandingAdjustmentProFormaEarningsShares	42872	shares
	fsbc	Weighted Average Number Diluted Shares Outstanding Adjustment Pro Forma Earnings Shares WeightedAverageNumberDilutedSharesOutstandingAdjustmentProFormaEarningsShares	8841	shares
CY2022Q2	us-gaap	Pro Forma Weighted Average Shares Outstanding Diluted ProFormaWeightedAverageSharesOutstandingDiluted	17149449	shares
CY2021Q2	us-gaap	Pro Forma Weighted Average Shares Outstanding Diluted ProFormaWeightedAverageSharesOutstandingDiluted	14667804	shares
	us-gaap	Pro Forma Weighted Average Shares Outstanding Diluted ProFormaWeightedAverageSharesOutstandingDiluted	17157041	shares
	us-gaap	Pro Forma Weighted Average Shares Outstanding Diluted ProFormaWeightedAverageSharesOutstandingDiluted	12832966	shares
CY2022Q2	us-gaap	Basic Earnings Per Share Pro Forma BasicEarningsPerShareProForma	0.58
CY2021Q2	us-gaap	Basic Earnings Per Share Pro Forma BasicEarningsPerShareProForma	0.51
	us-gaap	Basic Earnings Per Share Pro Forma BasicEarningsPerShareProForma	1.15
	us-gaap	Basic Earnings Per Share Pro Forma BasicEarningsPerShareProForma	1.17
CY2022Q2	us-gaap	Diluted Earnings Per Share Pro Forma DilutedEarningsPerShareProForma	0.58
CY2021Q2	us-gaap	Diluted Earnings Per Share Pro Forma DilutedEarningsPerShareProForma	0.51
	us-gaap	Diluted Earnings Per Share Pro Forma DilutedEarningsPerShareProForma	1.15
	us-gaap	Diluted Earnings Per Share Pro Forma DilutedEarningsPerShareProForma	1.16
CY2022Q2	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	4477000	usd
	fsbc	Held To Maturity Securities Gross Unrealized Gains HeldToMaturitySecuritiesGrossUnrealizedGains	0	usd
	fsbc	Held To Maturity Securities Gross Unrealized Loss HeldToMaturitySecuritiesGrossUnrealizedLoss	145000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	4332000	usd
CY2021Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	4946000	usd
CY2021	fsbc	Held To Maturity Securities Gross Unrealized Gains HeldToMaturitySecuritiesGrossUnrealizedGains	251000	usd
CY2021	fsbc	Held To Maturity Securities Gross Unrealized Loss HeldToMaturitySecuritiesGrossUnrealizedLoss	0	usd
CY2021Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	5197000	usd
CY2022Q2	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	140521000	usd
	us-gaap	Available For Sale Debt Securities Gross Unrealized Gain AvailableForSaleDebtSecuritiesGrossUnrealizedGain	98000	usd
	us-gaap	Available For Sale Debt Securities Gross Unrealized Loss AvailableForSaleDebtSecuritiesGrossUnrealizedLoss	18193000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	122426000	usd
CY2021Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	149610000	usd
CY2021	us-gaap	Available For Sale Debt Securities Gross Unrealized Gain AvailableForSaleDebtSecuritiesGrossUnrealizedGain	682000	usd
CY2021	us-gaap	Available For Sale Debt Securities Gross Unrealized Loss AvailableForSaleDebtSecuritiesGrossUnrealizedLoss	1485000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	148807000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	447000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	433000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	504000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	508000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	491000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	516000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	0	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	0	usd
CY2022Q2	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	1115000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	1079000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	0	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	0	usd
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	951000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	999000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	507000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	522000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	1590000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	1538000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	4330000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	3888000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	3504000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	3682000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	3697000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	3748000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	1325000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	1282000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	39656000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	32768000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	0	usd
CY2021Q4	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	0	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	40528000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	40867000	usd
CY2022Q2	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	4477000	usd
CY2022Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	4332000	usd
CY2022Q2	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	140521000	usd
CY2022Q2	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	122426000	usd
CY2021Q4	us-gaap	Held To Maturity Securities HeldToMaturitySecurities	4946000	usd
CY2021Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	5197000	usd
CY2021Q4	us-gaap	Available For Sale Debt Securities Amortized Cost Basis AvailableForSaleDebtSecuritiesAmortizedCostBasis	149610000	usd
CY2021Q4	us-gaap	Available For Sale Securities Debt Securities AvailableForSaleSecuritiesDebtSecurities	148807000	usd
CY2022Q2	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	0	usd
CY2021Q2	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	4726000	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	1623000	usd
	us-gaap	Proceeds From Sale Of Available For Sale Securities Debt ProceedsFromSaleOfAvailableForSaleSecuritiesDebt	16182000	usd
CY2022Q2	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	0	usd
CY2021Q2	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	92000	usd
	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	5000	usd
	us-gaap	Debt Securities Available For Sale Realized Gain DebtSecuritiesAvailableForSaleRealizedGain	274000	usd
CY2022Q2	us-gaap	Pledged Assets Separately Reported Mortgage Related Securities Available For Sale Or Held For Investment PledgedAssetsSeparatelyReportedMortgageRelatedSecuritiesAvailableForSaleOrHeldForInvestment	21667000	usd
CY2021Q4	us-gaap	Pledged Assets Separately Reported Mortgage Related Securities Available For Sale Or Held For Investment PledgedAssetsSeparatelyReportedMortgageRelatedSecuritiesAvailableForSaleOrHeldForInvestment	63363000	usd
CY2022Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	94740000	usd
CY2022Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	16062000	usd
CY2022Q2	fsbc	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Fair Value DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerFairValue	22927000	usd
CY2022Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	2131000	usd
CY2022Q2	fsbc	Debt Securities Available For Sale Unrealized Loss Position Fair Value DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValue	117667000	usd
CY2022Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	18193000	usd
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	89921000	usd
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	1223000	usd
CY2021Q4	fsbc	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Fair Value DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerFairValue	15206000	usd
CY2021Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	262000	usd
CY2021Q4	fsbc	Debt Securities Available For Sale Unrealized Loss Position Fair Value DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValue	105127000	usd
CY2021Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	1485000	usd
CY2022Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	151	security
CY2021Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	91	security
CY2022Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	24	security
CY2022Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	127	security
CY2022Q2	fsbc	Debt Securities Held To Maturity Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesHeldToMaturityContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	1	security
CY2021Q4	fsbc	Debt Securities Held To Maturity Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesHeldToMaturityContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	0	security
	fsbc	Federal Home Loan Bank Advances Stock Price For Sales And Purchases FederalHomeLoanBankAdvancesStockPriceForSalesAndPurchases	100
CY2022Q2	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	10900000	usd
CY2021Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	6700000	usd
CY2022Q2	fsbc	Federal Home Loan Bank Stock Annualized Dividend Rate Percentage FederalHomeLoanBankStockAnnualizedDividendRatePercentage	0.0600
CY2022Q2	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	2400000000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	1900000000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	2382275000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1936066000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	1764000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Deferred Income LoansAndLeasesReceivableDeferredIncome	1606000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	25786000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	23243000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	2354725000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Net Reported Amount LoansAndLeasesReceivableNetReportedAmount	1911217000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	2382275000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1936066000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	2382275000	usd
CY2022Q2	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	0	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1936066000	usd
CY2021Q4	us-gaap	Financing Receivable Recorded Investment90 Days Past Due And Still Accruing FinancingReceivableRecordedInvestment90DaysPastDueAndStillAccruing	0	usd
CY2022Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	302000	usd
CY2022Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	302000	usd
CY2021Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceRecordedInvestment	416000	usd
CY2021Q4	us-gaap	Impaired Financing Receivable With No Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithNoRelatedAllowanceUnpaidPrincipalBalance	416000	usd
CY2022Q2	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	152000	usd
CY2022Q2	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	152000	usd
CY2022Q2	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	152000	usd
CY2021Q4	us-gaap	Impaired Financing Receivable With Related Allowance Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment	172000	usd
CY2021Q4	us-gaap	Impaired Financing Receivable With Related Allowance Unpaid Principal Balance ImpairedFinancingReceivableWithRelatedAllowanceUnpaidPrincipalBalance	172000	usd
CY2021Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	172000	usd
CY2022Q2	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	454000	usd
CY2022Q2	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	6900	usd
CY2022Q2	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	454000	usd
CY2022Q2	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	152000	usd
CY2021Q4	us-gaap	Impaired Financing Receivable Recorded Investment ImpairedFinancingReceivableRecordedInvestment	588000	usd
CY2021Q4	us-gaap	Impaired Financing Receivable Unpaid Principal Balance ImpairedFinancingReceivableUnpaidPrincipalBalance	588000	usd
CY2021Q4	us-gaap	Impaired Financing Receivable Related Allowance ImpairedFinancingReceivableRelatedAllowance	172000	usd
CY2022Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	320000	usd
CY2022Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	0	usd
CY2021Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	435000	usd
CY2021Q2	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	0	usd
CY2022Q2	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	566000	usd
CY2022Q2	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	0	usd
CY2021Q2	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	0	usd
CY2021Q2	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	0	usd
CY2022Q2	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	886000	usd
CY2022Q2	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	0	usd
CY2021Q2	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	435000	usd
CY2021Q2	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	0	usd
	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	381000	usd
	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	0	usd
	us-gaap	Impaired Financing Receivable With No Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithNoRelatedAllowanceAverageRecordedInvestment	442000	usd
	us-gaap	Impaired Financing Receivable With No Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithNoRelatedAllowanceInterestIncomeAccrualMethod	0	usd
	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	664000	usd
	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	0	usd
	us-gaap	Impaired Financing Receivable With Related Allowance Average Recorded Investment ImpairedFinancingReceivableWithRelatedAllowanceAverageRecordedInvestment	36000	usd
	us-gaap	Impaired Financing Receivable With Related Allowance Interest Income Accrual Method ImpairedFinancingReceivableWithRelatedAllowanceInterestIncomeAccrualMethod	0	usd
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	1045000	usd
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	0	usd
	us-gaap	Impaired Financing Receivable Average Recorded Investment ImpairedFinancingReceivableAverageRecordedInvestment	478000	usd
	us-gaap	Impaired Financing Receivable Interest Income Accrual Method ImpairedFinancingReceivableInterestIncomeAccrualMethod	0	usd
CY2022Q2	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	442000	usd
CY2021Q4	us-gaap	Financing Receivable Recorded Investment Nonaccrual Status FinancingReceivableRecordedInvestmentNonaccrualStatus	588000	usd
	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	25100	usd
CY2021Q2	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	6800	usd
	us-gaap	Financing Receivable Nonaccrual Interest Income FinancingReceivableNonaccrualInterestIncome	13600	usd
CY2022Q2	fsbc	Number Of Borrowing Relationships Subject To Deferment Cares Act NumberOfBorrowingRelationshipsSubjectToDefermentCARESAct	2	borrowingrelationship
CY2022Q2	fsbc	Number Of Loans Subject To Deferment Cares Act NumberOfLoansSubjectToDefermentCARESAct	2	loan
CY2022Q2	fsbc	Loans And Leases Receivable Subject To Deferment Cares Act LoansAndLeasesReceivableSubjectToDefermentCARESAct	100000	usd
CY2022Q1	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	23904000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	553000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	185000	usd
CY2022Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	2250000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	25786000	usd
CY2021Q1	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	22271000	usd
CY2021Q2	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	255000	usd
CY2021Q2	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	137000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	23243000	usd
	fsbc	Effective Income Tax Rate Reconciliation At Federal And State Statutory Income Tax Rate Percent EffectiveIncomeTaxRateReconciliationAtFederalAndStateStatutoryIncomeTaxRatePercent	0.2956
CY2021Q2	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	0	usd
CY2021Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	22153000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	929000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	272000	usd
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	3200000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	25786000	usd
CY2020Q4	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	22189000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Write Offs FinancingReceivableAllowanceForCreditLossesWriteOffs	512000	usd
	us-gaap	Financing Receivable Allowance For Credit Losses Recovery FinancingReceivableAllowanceForCreditLossesRecovery	276000	usd
	us-gaap	Provision For Loan And Lease Losses ProvisionForLoanAndLeaseLosses	200000	usd
CY2021Q2	us-gaap	Loans And Leases Receivable Allowance LoansAndLeasesReceivableAllowance	22153000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	152000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	25634000	usd
CY2022Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	25786000	usd
CY2022Q2	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	454000	usd
CY2022Q2	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	2381821000	usd
CY2022Q2	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	2382275000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	172000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	23071000	usd
CY2021Q4	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	23243000	usd
CY2021Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	588000	usd
CY2021Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1935478000	usd
CY2021Q4	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1936066000	usd
CY2021Q2	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	0	usd
CY2021Q2	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	22153000	usd
CY2021Q2	us-gaap	Financing Receivable Allowance For Credit Losses FinancingReceivableAllowanceForCreditLosses	22153000	usd
CY2021Q2	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	431000	usd
CY2021Q2	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	1589169000	usd
CY2021Q2	us-gaap	Loans And Leases Receivable Gross Carrying Amount LoansAndLeasesReceivableGrossCarryingAmount	1589600000	usd
CY2022Q2	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Collateral Pledged1 FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresCollateralPledged1	1300000000	usd
CY2021Q4	us-gaap	Federal Home Loan Bank Advances General Debt Obligations Disclosures Collateral Pledged1 FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresCollateralPledged1	941200000	usd
	us-gaap	Employee Benefits And Share Based Compensation EmployeeBenefitsAndShareBasedCompensation	2200000	usd
CY2022Q2	us-gaap	Interest Bearing Domestic Deposit Checking InterestBearingDomesticDepositChecking	221024000	usd
CY2021Q4	us-gaap	Interest Bearing Domestic Deposit Checking InterestBearingDomesticDepositChecking	278406000	usd
CY2022Q2	us-gaap	Interest Bearing Domestic Deposit Savings InterestBearingDomesticDepositSavings	94122000	usd
CY2021Q4	us-gaap	Interest Bearing Domestic Deposit Savings InterestBearingDomesticDepositSavings	88536000	usd
CY2022Q2	us-gaap	Interest Bearing Domestic Deposit Money Market InterestBearingDomesticDepositMoneyMarket	976093000	usd
CY2021Q4	us-gaap	Interest Bearing Domestic Deposit Money Market InterestBearingDomesticDepositMoneyMarket	912558000	usd
	fsbc	Interest Expense Domestic Deposit Liabilities Time Deposit250000 Minimum InterestExpenseDomesticDepositLiabilitiesTimeDeposit250000Minimum	250000	usd
CY2022Q2	fsbc	Interest Bearing Domestic Deposit Time Deposits250000 Or More InterestBearingDomesticDepositTimeDeposits250000OrMore	187628000	usd
CY2021Q4	fsbc	Interest Bearing Domestic Deposit Time Deposits250000 Or More InterestBearingDomesticDepositTimeDeposits250000OrMore	77868000	usd
CY2022Q2	us-gaap	Interest Bearing Domestic Deposit Other Time Deposit InterestBearingDomesticDepositOtherTimeDeposit	16378000	usd
CY2021Q4	us-gaap	Interest Bearing Domestic Deposit Other Time Deposit InterestBearingDomesticDepositOtherTimeDeposit	26404000	usd
CY2022Q2	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	1495245000	usd
CY2021Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	1383772000	usd
CY2022Q2	us-gaap	Interest Bearing Domestic Deposit Time Deposits InterestBearingDomesticDepositTimeDeposits	204000000	usd
CY2021Q4	us-gaap	Interest Bearing Domestic Deposit Time Deposits InterestBearingDomesticDepositTimeDeposits	104300000	usd
CY2022Q2	us-gaap	Time Deposit Maturities Remainder Of Fiscal Year TimeDepositMaturitiesRemainderOfFiscalYear	188847000	usd
CY2022Q2	us-gaap	Time Deposit Maturities Year One TimeDepositMaturitiesYearOne	14500000	usd
CY2022Q2	us-gaap	Time Deposit Maturities Year Two TimeDepositMaturitiesYearTwo	120000	usd
CY2022Q2	us-gaap	Time Deposit Maturities Year Three TimeDepositMaturitiesYearThree	538000	usd
CY2022Q2	us-gaap	Time Deposit Maturities Year Four TimeDepositMaturitiesYearFour	1000	usd
CY2022Q2	us-gaap	Interest Bearing Domestic Deposit Time Deposits InterestBearingDomesticDepositTimeDeposits	204006000	usd
CY2022Q2	fsbc	Network Deposits NetworkDeposits	334287000	usd
CY2021Q4	fsbc	Network Deposits NetworkDeposits	330047000	usd
CY2022Q2	us-gaap	Related Party Deposit Liabilities RelatedPartyDepositLiabilities	35800000	usd
CY2021Q4	us-gaap	Related Party Deposit Liabilities RelatedPartyDepositLiabilities	32400000	usd
CY2022Q2	fsbc	Unvested Restricted Shares UnvestedRestrictedShares	107824	shares
CY2022Q2	us-gaap	Interest Expense Domestic Deposit Liabilities Checking InterestExpenseDomesticDepositLiabilitiesChecking	66000	usd
CY2021Q2	us-gaap	Interest Expense Domestic Deposit Liabilities Checking InterestExpenseDomesticDepositLiabilitiesChecking	37000	usd
	us-gaap	Interest Expense Domestic Deposit Liabilities Checking InterestExpenseDomesticDepositLiabilitiesChecking	136000	usd
	us-gaap	Interest Expense Domestic Deposit Liabilities Checking InterestExpenseDomesticDepositLiabilitiesChecking	75000	usd
CY2022Q2	us-gaap	Interest Expense Domestic Deposit Liabilities Savings InterestExpenseDomesticDepositLiabilitiesSavings	38000	usd
CY2021Q2	us-gaap	Interest Expense Domestic Deposit Liabilities Savings InterestExpenseDomesticDepositLiabilitiesSavings	19000	usd
	us-gaap	Interest Expense Domestic Deposit Liabilities Savings InterestExpenseDomesticDepositLiabilitiesSavings	63000	usd
	us-gaap	Interest Expense Domestic Deposit Liabilities Savings InterestExpenseDomesticDepositLiabilitiesSavings	34000	usd
CY2022Q2	us-gaap	Interest Expense Domestic Deposit Liabilities Money Market InterestExpenseDomesticDepositLiabilitiesMoneyMarket	679000	usd
CY2021Q2	us-gaap	Interest Expense Domestic Deposit Liabilities Money Market InterestExpenseDomesticDepositLiabilitiesMoneyMarket	475000	usd
	us-gaap	Interest Expense Domestic Deposit Liabilities Money Market InterestExpenseDomesticDepositLiabilitiesMoneyMarket	1045000	usd
	us-gaap	Interest Expense Domestic Deposit Liabilities Money Market InterestExpenseDomesticDepositLiabilitiesMoneyMarket	1057000	usd
	fsbc	Interest Expense Domestic Deposit Liabilities Time Deposit250000 Minimum InterestExpenseDomesticDepositLiabilitiesTimeDeposit250000Minimum	250000	usd
CY2021Q2	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	5200	usd
	us-gaap	Operating Lease Lease Income OperatingLeaseLeaseIncome	10400	usd
CY2022Q2	us-gaap	Operating Lease Weighted Average Discount Rate Percent OperatingLeaseWeightedAverageDiscountRatePercent	0.0215
CY2021Q2	fsbc	Effective Income Tax Rate Reconciliation At Federal And State Statutory Income Tax Rate Percent EffectiveIncomeTaxRateReconciliationAtFederalAndStateStatutoryIncomeTaxRatePercent	0.2956
CY2022Q2	fsbc	Interest Expense Domestic Deposit Liabilities Time Deposit250000 Or More InterestExpenseDomesticDepositLiabilitiesTimeDeposit250000OrMore	226000	usd
CY2021Q2	fsbc	Interest Expense Domestic Deposit Liabilities Time Deposit250000 Or More InterestExpenseDomesticDepositLiabilitiesTimeDeposit250000OrMore	8000	usd
	fsbc	Interest Expense Domestic Deposit Liabilities Time Deposit250000 Or More InterestExpenseDomesticDepositLiabilitiesTimeDeposit250000OrMore	286000	usd
	fsbc	Interest Expense Domestic Deposit Liabilities Time Deposit250000 Or More InterestExpenseDomesticDepositLiabilitiesTimeDeposit250000OrMore	15000	usd
CY2022Q2	us-gaap	Interest Expense Domestic Deposit Liabilities Other Time Deposit InterestExpenseDomesticDepositLiabilitiesOtherTimeDeposit	12000	usd
CY2021Q2	us-gaap	Interest Expense Domestic Deposit Liabilities Other Time Deposit InterestExpenseDomesticDepositLiabilitiesOtherTimeDeposit	29000	usd
	us-gaap	Interest Expense Domestic Deposit Liabilities Other Time Deposit InterestExpenseDomesticDepositLiabilitiesOtherTimeDeposit	36000	usd
	us-gaap	Interest Expense Domestic Deposit Liabilities Other Time Deposit InterestExpenseDomesticDepositLiabilitiesOtherTimeDeposit	86000	usd
CY2022Q2	us-gaap	Interest Expense Deposits InterestExpenseDeposits	1021000	usd
CY2021Q2	us-gaap	Interest Expense Deposits InterestExpenseDeposits	568000	usd
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	1566000	usd
	us-gaap	Interest Expense Deposits InterestExpenseDeposits	1267000	usd
CY2022Q2	us-gaap	Operating Lease Weighted Average Remaining Lease Term1 OperatingLeaseWeightedAverageRemainingLeaseTerm1	P5Y8M19D
CY2022Q2	us-gaap	Operating Lease Cost OperatingLeaseCost	278000	usd
	us-gaap	Operating Lease Cost OperatingLeaseCost	563000	usd
CY2022Q2	us-gaap	Short Term Lease Cost ShortTermLeaseCost	0	usd
	us-gaap	Short Term Lease Cost ShortTermLeaseCost	0	usd
CY2022Q2	us-gaap	Variable Lease Cost VariableLeaseCost	0	usd
	us-gaap	Variable Lease Cost VariableLeaseCost	0	usd
CY2022Q2	us-gaap	Sublease Income SubleaseIncome	5000	usd
	us-gaap	Sublease Income SubleaseIncome	11000	usd
CY2022Q2	us-gaap	Lease Cost LeaseCost	273000	usd
	us-gaap	Lease Cost LeaseCost	552000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Remainder Of Fiscal Year LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear	534000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due Next Twelve Months LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths	1009000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Two LesseeOperatingLeaseLiabilityPaymentsDueYearTwo	984000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Three LesseeOperatingLeaseLiabilityPaymentsDueYearThree	767000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due Year Four LesseeOperatingLeaseLiabilityPaymentsDueYearFour	665000	usd
CY2022Q2	fsbc	Lessee Operating Lease Liability To Be Paid After Year Four LesseeOperatingLeaseLiabilityToBePaidAfterYearFour	1107000	usd
CY2022Q2	us-gaap	Lessee Operating Lease Liability Payments Due LesseeOperatingLeaseLiabilityPaymentsDue	5066000	usd
CY2022Q2	fsbc	Lessee Operating Lease Liability To Be Paid Discount For Present Value LesseeOperatingLeaseLiabilityToBePaidDiscountForPresentValue	327000	usd
CY2022Q2	us-gaap	Operating Lease Liability OperatingLeaseLiability	4739000	usd
CY2019Q4	fsbc	Number Of Board Directors NumberOfBoardDirectors	4	director
CY2017Q3	fsbc	Number Of Shareholders NumberOfShareholders	3	shareholder
CY2021Q4	us-gaap	Subordinated Debt SubordinatedDebt	28400000	usd
CY2022Q2	us-gaap	Subordinated Debt SubordinatedDebt	28400000	usd
CY2021Q4	fsbc	Number Of Unsecured Federal Funds NumberOfUnsecuredFederalFunds	5	federalfund
CY2021Q4	fsbc	Number Of Correspondent Banks NumberOfCorrespondentBanks	5	correspondentbank
CY2022Q2	fsbc	Number Of Unsecured Federal Funds NumberOfUnsecuredFederalFunds	5	federalfund
CY2022Q2	fsbc	Number Of Correspondent Banks NumberOfCorrespondentBanks	5	correspondentbank
CY2021Q2	fsbc	Effective Income Tax Rate Reconciliation At Federal And State Statutory Income Tax Rate Percent EffectiveIncomeTaxRateReconciliationAtFederalAndStateStatutoryIncomeTaxRatePercent	0.2956
CY2022Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	14033000	usd
CY2021Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	10562000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	27555000	usd
	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	21222000	usd
CY2022Q2	fsbc	Pro Forma Tax Rate ProFormaTaxRate	0.2907
CY2021Q2	fsbc	Pro Forma Tax Rate ProFormaTaxRate	0.2956
	fsbc	Pro Forma Tax Rate ProFormaTaxRate	0.2956
	fsbc	Pro Forma Tax Rate ProFormaTaxRate	0.2809
	fsbc	Pro Forma Tax Rate ProFormaTaxRate	0.2956
CY2022Q2	fsbc	Pro Forma Provision For Income Taxes ProFormaProvisionForIncomeTaxes	4080000	usd
CY2021Q2	fsbc	Pro Forma Provision For Income Taxes ProFormaProvisionForIncomeTaxes	3122000	usd
	fsbc	Pro Forma Provision For Income Taxes ProFormaProvisionForIncomeTaxes	7740000	usd
	fsbc	Pro Forma Provision For Income Taxes ProFormaProvisionForIncomeTaxes	6273000	usd
CY2022Q2	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	2947000	usd
CY2021Q2	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	2218000	usd
	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	5787000	usd
	us-gaap	Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate	4457000	usd
CY2022Q2	fsbc	Benefit Of S Corporation Status BenefitOfSCorporationStatus	0	usd
CY2021Q2	fsbc	Benefit Of S Corporation Status BenefitOfSCorporationStatus	-766000	usd
	fsbc	Benefit Of S Corporation Status BenefitOfSCorporationStatus	0	usd
	fsbc	Benefit Of S Corporation Status BenefitOfSCorporationStatus	-3004000	usd
CY2022Q2	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1201000	usd
CY2021Q2	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1444000	usd
	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	2358000	usd
	us-gaap	Income Tax Reconciliation State And Local Income Taxes IncomeTaxReconciliationStateAndLocalIncomeTaxes	1825000	usd
CY2022Q2	fsbc	C Corp Conversion Federal Rate Change CCorpConversionFederalRateChange	0	usd
CY2021Q2	fsbc	C Corp Conversion Federal Rate Change CCorpConversionFederalRateChange	1484000	usd
	fsbc	C Corp Conversion Federal Rate Change CCorpConversionFederalRateChange	0	usd
	fsbc	C Corp Conversion Federal Rate Change CCorpConversionFederalRateChange	1484000	usd
CY2022Q2	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	0	usd
CY2021Q2	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-4638000	usd
	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	0	usd
	us-gaap	Income Tax Reconciliation Change In Deferred Tax Assets Valuation Allowance IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance	-4638000	usd
CY2022Q2	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-68000	usd
CY2021Q2	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	992000	usd
	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	-405000	usd
	us-gaap	Income Tax Reconciliation Other Adjustments IncomeTaxReconciliationOtherAdjustments	992000	usd
CY2022Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	4080000	usd
CY2021Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	734000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	7740000	usd
	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	1116000	usd
CY2022Q2	fsbc	Effective Income Tax Rate Reconciliation At Federal And State Statutory Income Tax Rate Percent EffectiveIncomeTaxRateReconciliationAtFederalAndStateStatutoryIncomeTaxRatePercent	0.2956
	fsbc	Effective Income Tax Rate Reconciliation At Federal And State Statutory Income Tax Rate Percent EffectiveIncomeTaxRateReconciliationAtFederalAndStateStatutoryIncomeTaxRatePercent	0.2956
CY2021Q2	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.2077
	us-gaap	Effective Income Tax Rate Continuing Operations EffectiveIncomeTaxRateContinuingOperations	0.2077
CY2022Q2	us-gaap	Common Stock Dividends Per Share Declared CommonStockDividendsPerShareDeclared	0.15
CY2022Q2	us-gaap	Dividends Payable Current And Noncurrent DividendsPayableCurrentAndNoncurrent	2600000	usd
CY2022Q2	us-gaap	Share Based Compensation ShareBasedCompensation	300000	usd
CY2021Q2	us-gaap	Share Based Compensation ShareBasedCompensation	1000000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	600000	usd
	us-gaap	Share Based Compensation ShareBasedCompensation	1000000	usd
CY2022Q2	us-gaap	Other Commitment OtherCommitment	279997000	usd
CY2021Q4	us-gaap	Other Commitment OtherCommitment	248877000	usd
CY2022Q2	fsbc	Real Estate Related Loans Percentage RealEstateRelatedLoansPercentage	0.9242
CY2021Q4	fsbc	Real Estate Related Loans Percentage RealEstateRelatedLoansPercentage	0.8987
CY2022Q2	fsbc	Deposits5 Million Or More Number Of Deposit Relationships Deposits5MillionOrMoreNumberOfDepositRelationships	78	depositrelationship
CY2022Q2	fsbc	Deposits5 Million Or More Per Deposit Deposits5MillionOrMorePerDeposit	5000000	usd
CY2022Q2	fsbc	Deposits5 Million Or More Amount Deposits5MillionOrMoreAmount	1300000000	usd
CY2022Q2	fsbc	Percentage Of Deposits Over5 Million To Deposits PercentageOfDepositsOver5MillionToDeposits	0.5214
CY2022Q2	fsbc	Largest Single Deposit LargestSingleDeposit	175500000	usd
CY2022Q2	fsbc	Percentage Of Largest Single Deposit To Deposits PercentageOfLargestSingleDepositToDeposits	0.0702
CY2022Q2	us-gaap	Cash Uninsured Amount CashUninsuredAmount	132000000	usd
CY2021Q4	us-gaap	Cash Uninsured Amount CashUninsuredAmount	147200000	usd

Files In Submission

Name	View Source	Status
0001275168-22-000026-index-headers.html	Edgar Link	pending
0001275168-22-000026-index.html	Edgar Link	pending
0001275168-22-000026.txt	Edgar Link	pending
0001275168-22-000026-xbrl.zip	Edgar Link	pending
Financial_Report.xlsx	Edgar Link	pending
fsbc-20220630.htm	Edgar Link	pending
fsbc-20220630.xsd	Edgar Link	pending
fsbc-20220630x10qexx311.htm	Edgar Link	pending
fsbc-20220630x10qexx312.htm	Edgar Link	pending
fsbc-20220630x10qexx321.htm	Edgar Link	pending
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$FSBC
Five Star Bancorp Stock $fsbc

2022 Q3 Form 10-Q Financial Statement

#000127516822000026 Filed on August 11, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$FSBC Five Star Bancorp Stock $fsbc

2022 Q3 Form 10-Q Financial Statement

#000127516822000026 Filed on August 11, 2022

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$FSBC
Five Star Bancorp Stock $fsbc