$FGBI
First Guaranty Bancshares, Inc. Stock $fgbi

$fgbi Overview Financials Valuation SEC Filings Company Website

2024 Q3 Form 10-Q Financial Statement

#000140853424000073 Filed on August 09, 2024

Income Statement

Concept	2024 Q3	2024 Q2
Revenue	$57.43M	$53.65M
YoY Change	20.58%	22.54%
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	$1.046M	$1.180M
YoY Change	3.56%	16.95%
% of Gross Profit
Operating Expenses
YoY Change
Operating Profit
YoY Change
Interest Expense
YoY Change
% of Operating Profit
Other Income/Expense, Net
YoY Change
Pretax Income	$2.493M	$9.354M
YoY Change	7.88%	171.76%
Income Tax	$566.0K	$2.153M
% Of Pretax Income	22.7%	23.02%
Net Earnings	$1.345M	$6.619M
YoY Change	-24.1%	147.35%
Net Earnings / Revenue	2.34%	12.34%
Basic Earnings Per Share	$0.11	$0.53
Diluted Earnings Per Share	$0.11	$0.53
COMMON SHARES
Basic Shares Outstanding	12.50M shares	12.50M shares
Diluted Shares Outstanding

Balance Sheet

Concept	2024 Q3	2024 Q2
SHORT-TERM ASSETS
Cash & Short-Term Investments	$1.032B	$657.5M
YoY Change	71.44%	20.23%
Cash & Equivalents	$367.6M	$299.0M
Short-Term Investments	$664.0M	$358.6M
Other Short-Term Assets
YoY Change
Inventory
Prepaid Expenses
Receivables
Other Receivables
Total Short-Term Assets
YoY Change
LONG-TERM ASSETS
Property, Plant & Equipment	$68.46M	$69.44M
YoY Change	6.95%	14.12%
Goodwill	$12.90M	$12.90M
YoY Change	0.0%	0.0%
Intangibles	$3.671M	$3.881M
YoY Change	-15.92%	-15.32%
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	$3.924B	$3.616B
YoY Change	14.8%	11.73%
SHORT-TERM LIABILITIES
YoY Change
Accounts Payable	$17.75M	$12.99M
YoY Change
Accrued Expenses	$29.55M	$12.99M
YoY Change	173.61%	85.69%
Deferred Revenue
YoY Change
Short-Term Debt	$6.981M	$6.971M
YoY Change	-74.8%	-74.57%
Long-Term Debt Due
YoY Change
Total Short-Term Liabilities	$24.73M	$19.96M
YoY Change	-35.76%	-41.98%
LONG-TERM LIABILITIES
Long-Term Debt	$60.89M	$61.87M
YoY Change	72.5%	75.25%
Other Long-Term Liabilities	$17.06M	$20.14M
YoY Change	59.46%	100.23%
Total Long-Term Liabilities	$77.96M	$82.01M
YoY Change	69.47%	80.79%
TOTAL LIABILITIES
Total Short-Term Liabilities	$24.73M	$19.96M
Total Long-Term Liabilities	$77.96M	$82.01M
Total Liabilities	$3.668B	$3.360B
YoY Change	15.36%	12.12%
SHAREHOLDERS EQUITY
Retained Earnings	$72.66M	$72.32M
YoY Change	4.93%	3.48%
Common Stock	$161.9M	$161.9M
YoY Change	7.35%	7.35%
Preferred Stock
YoY Change
Treasury Stock (at cost)
YoY Change
Treasury Stock Shares
Shareholders Equity	$256.4M	$255.1M
YoY Change
Total Liabilities & Shareholders Equity	$3.924B	$3.616B
YoY Change	14.8%	11.73%

Cashflow Statement

Concept	2024 Q3	2024 Q2
OPERATING ACTIVITIES
Net Income	$1.345M	$6.619M
YoY Change	-24.1%	147.35%
Depreciation, Depletion And Amortization	$1.046M	$1.180M
YoY Change	3.56%	16.95%
Cash From Operating Activities	$4.854M	$7.899M
YoY Change	-269.72%	2.84%
INVESTING ACTIVITIES
Capital Expenditures	-$138.0K	$1.292M
YoY Change	-103.54%	-60.18%
Acquisitions
YoY Change
Other Investing Activities	-$240.2M	-$75.82M
YoY Change	111.43%	287.74%
Cash From Investing Activities	-$240.1M	-$77.11M
YoY Change	104.32%	238.22%
FINANCING ACTIVITIES
Cash Dividend Paid
YoY Change
Common Stock Issuance & Retirement, Net
YoY Change
Debt Paid & Issued, Net
YoY Change
Cash From Financing Activities	303.9M	36.12M
YoY Change	73.23%	-575.97%
NET CHANGE
Cash From Operating Activities	4.854M	7.899M
Cash From Investing Activities	-240.1M	-77.11M
Cash From Financing Activities	303.9M	36.12M
Net Change In Cash	68.66M	-33.09M
YoY Change	24.69%	45.73%
FREE CASH FLOW
Cash From Operating Activities	$4.854M	$7.899M
Capital Expenditures	-$138.0K	$1.292M
Free Cash Flow	$4.992M	$6.607M
YoY Change	-173.85%	48.94%

Facts In Submission

Frame	Concept Type	Concept / XBRL Key	Value	Unit
CY2024Q2	us-gaap	Net Income Loss NetIncomeLoss	7201000	usd
CY2023Q2	us-gaap	Net Income Loss NetIncomeLoss	2676000	usd
CY2023Q4	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	34500	shares
CY2023Q2	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	40290000	usd
CY2024Q2	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	3626000	usd
CY2023Q2	us-gaap	Interest Income Deposits With Financial Institutions InterestIncomeDepositsWithFinancialInstitutions	1071000	usd
CY2024Q2	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	2473000	usd
CY2023Q2	us-gaap	Interest And Dividend Income Securities InterestAndDividendIncomeSecurities	2420000	usd
CY2024Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	53651000	usd
CY2023Q2	us-gaap	Interest And Dividend Income Operating InterestAndDividendIncomeOperating	43781000	usd
CY2024Q2	us-gaap	Interest Expense Demand Deposit Accounts InterestExpenseDemandDepositAccounts	17059000	usd
CY2023Q2	us-gaap	Interest Expense Demand Deposit Accounts InterestExpenseDemandDepositAccounts	15036000	usd
CY2024Q2	us-gaap	Interest Expense Savings Deposits InterestExpenseSavingsDeposits	1327000	usd
CY2024Q2	us-gaap	Interest Expense Time Deposits InterestExpenseTimeDeposits	10446000	usd
CY2023Q2	us-gaap	Interest Expense Time Deposits InterestExpenseTimeDeposits	5224000	usd
CY2024Q2	us-gaap	Interest Expense Borrowings InterestExpenseBorrowings	3577000	usd
CY2023Q2	us-gaap	Interest Expense Borrowings InterestExpenseBorrowings	1770000	usd
CY2024Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	21242000	usd
CY2023Q2	us-gaap	Interest Income Expense Net InterestIncomeExpenseNet	20913000	usd
CY2024Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	14437000	usd
CY2023Q2	us-gaap	Interest Income Expense After Provision For Loan Loss InterestIncomeExpenseAfterProvisionForLoanLoss	20365000	usd
CY2024Q2	fgbi	Fees And Commissions1 FeesAndCommissions1	795000	usd
CY2023Q2	fgbi	Fees And Commissions1 FeesAndCommissions1	818000	usd
CY2024Q2	fgbi	Fees And Commissions Credit And Debit Cards1 FeesAndCommissionsCreditAndDebitCards1	804000	usd
CY2023Q2	fgbi	Fees And Commissions Credit And Debit Cards1 FeesAndCommissionsCreditAndDebitCards1	828000	usd
CY2024Q2	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	0	usd
CY2023Q2	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	0	usd
CY2024Q2	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	10000	usd
CY2023Q2	us-gaap	Gain Loss On Sales Of Loans Net GainLossOnSalesOfLoansNet	0	usd
CY2024Q2	us-gaap	Financing Receivable Deferred Income FinancingReceivableDeferredIncome	7708000	usd
CY2024Q2	us-gaap	Financing Receivable Accrued Interest Before Allowance For Credit Loss FinancingReceivableAccruedInterestBeforeAllowanceForCreditLoss	16700000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual FinancingReceivableExcludingAccruedInterestNonaccrual	62325000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss Fee And Loan In Process FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess	2841058000	usd
CY2024Q2	us-gaap	Financing Receivable Deferred Income FinancingReceivableDeferredIncome	7708000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	2833350000	usd
CY2024Q2	us-gaap	Preferred Stock Shares Issued PreferredStockSharesIssued	34500	shares
CY2024Q2	us-gaap	Interest And Fee Income Loans And Leases Held In Portfolio InterestAndFeeIncomeLoansAndLeasesHeldInPortfolio	47552000	usd
CY2023Q2	us-gaap	Interest Expense Savings Deposits InterestExpenseSavingsDeposits	838000	usd
CY2024Q2	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	6805000	usd
CY2022	us-gaap	Accounting Standards Update Extensible List AccountingStandardsUpdateExtensibleList	http://fasb.org/us-gaap/2024#AccountingStandardsUpdate201613Member
CY2024Q2	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1000
CY2023Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2024Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2023Q1	us-gaap	Net Income Loss NetIncomeLoss	3468000	usd
CY2023Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	414000	usd
CY2023Q1	us-gaap	Dividends Preferred Stock DividendsPreferredStock	582000	usd
CY2023Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.16
CY2023Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1715000	usd
CY2023Q1	us-gaap	Stockholders Equity StockholdersEquity	228676000	usd
CY2023Q2	us-gaap	Net Income Loss NetIncomeLoss	2676000	usd
CY2023Q2	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	714287	shares
CY2023Q2	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	10000000	usd
CY2023Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-84000	usd
CY2023Q2	us-gaap	Dividends Preferred Stock DividendsPreferredStock	582000	usd
CY2023Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.16
CY2023Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	1829000	usd
CY2023Q2	us-gaap	Stockholders Equity StockholdersEquity	238857000	usd
	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	3656000	usd
	us-gaap	Payments To Acquire Loans Receivable PaymentsToAcquireLoansReceivable	95476000	usd
	us-gaap	Payments To Acquire Loans Receivable PaymentsToAcquireLoansReceivable	72392000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	2892000	usd
	us-gaap	Payments To Acquire Property Plant And Equipment PaymentsToAcquirePropertyPlantAndEquipment	4362000	usd
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	14816000	usd
	us-gaap	Proceeds From Sale Of Property Plant And Equipment ProceedsFromSaleOfPropertyPlantAndEquipment	276000	usd
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	295000	usd
	us-gaap	Proceeds From Sale Of Other Real Estate ProceedsFromSaleOfOtherRealEstate	60000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-35268000	usd
	us-gaap	Net Cash Provided By Used In Investing Activities NetCashProvidedByUsedInInvestingActivities	-26965000	usd
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	34357000	usd
	us-gaap	Increase Decrease In Deposits IncreaseDecreaseInDeposits	43627000	usd
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	674000	usd
	us-gaap	Proceeds From Repayments Of Short Term Debt ProceedsFromRepaymentsOfShortTermDebt	-89033000	usd
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	120000000	usd
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	22015000	usd
	us-gaap	Repayments Of Long Term Debt RepaymentsOfLongTermDebt	1625000	usd
CY2023Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	286455000	usd
CY2022Q4	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	83219000	usd
	fgbi	Financing Receivable Initial Fixed Rate Period Tranche One FinancingReceivableInitialFixedRatePeriodTrancheOne	P1Y
	fgbi	Financing Receivable Initial Fixed Rate Period Tranche Two FinancingReceivableInitialFixedRatePeriodTrancheTwo	P3Y
CY2024Q2	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss	39006000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestAfterAllowanceForCreditLoss	85464000	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	37403000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	83485000	usd
CY2024Q2	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest	80000	usd
CY2023Q4	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest	80000	usd
CY2024Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	251247000	usd
CY2023Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	253584000	usd
CY2024Q2	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss	321164000	usd
CY2023Q4	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest After Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestAfterAllowanceForCreditLoss	320638000	usd
CY2024Q2	us-gaap	Marketable Securities MarketableSecurities	358567000	usd
CY2023Q4	us-gaap	Marketable Securities MarketableSecurities	404123000	usd
CY2024Q2	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	12204000	usd
CY2023Q4	us-gaap	Federal Home Loan Bank Stock FederalHomeLoanBankStock	13390000	usd
CY2024Q2	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	0	usd
CY2023Q4	us-gaap	Loans Receivable Held For Sale Amount LoansReceivableHeldForSaleAmount	0	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	2833350000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	2748708000	usd
CY2024Q2	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	30287000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	30926000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss	2803063000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest After Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss	2717782000	usd
CY2024Q2	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	69439000	usd
CY2023Q4	us-gaap	Property Plant And Equipment Net PropertyPlantAndEquipmentNet	69792000	usd
CY2024Q2	us-gaap	Goodwill Goodwill	12900000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	12900000	usd
CY2024Q2	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	3881000	usd
CY2023Q4	us-gaap	Intangible Assets Net Excluding Goodwill IntangibleAssetsNetExcludingGoodwill	4298000	usd
CY2024Q2	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	1032000	usd
CY2023Q4	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	1250000	usd
CY2024Q2	us-gaap	Interest Receivable InterestReceivable	18137000	usd
CY2023Q4	us-gaap	Interest Receivable InterestReceivable	15713000	usd
CY2024Q2	us-gaap	Other Assets OtherAssets	37382000	usd
CY2023Q4	us-gaap	Other Assets OtherAssets	27069000	usd
CY2024Q2	us-gaap	Assets Assets	3615571000	usd
CY2023Q4	us-gaap	Assets Assets	3552772000	usd
CY2024Q2	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	407607000	usd
CY2023Q4	us-gaap	Noninterest Bearing Deposit Liabilities NoninterestBearingDepositLiabilities	442755000	usd
CY2024Q2	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	1502703000	usd
CY2023Q4	us-gaap	Interest Bearing Deposit Liabilities InterestBearingDepositLiabilities	1526628000	usd
CY2024Q2	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	234306000	usd
CY2023Q4	us-gaap	Deposits Savings Deposits DepositsSavingsDeposits	218986000	usd
CY2024Q2	us-gaap	Time Deposits TimeDeposits	898835000	usd
CY2023Q4	us-gaap	Time Deposits TimeDeposits	820725000	usd
CY2024Q2	us-gaap	Deposits Deposits	3043451000	usd
CY2023Q4	us-gaap	Deposits Deposits	3009094000	usd
CY2024Q2	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due Within One Year Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate	60000000	usd
CY2023Q4	us-gaap	Federal Home Loan Bank Advances Maturities Summary Due Within One Year Of Balance Sheet Date FederalHomeLoanBankAdvancesMaturitiesSummaryDueWithinOneYearOfBalanceSheetDate	50000000	usd
CY2024Q2	us-gaap	Short Term Bank Loans And Notes Payable ShortTermBankLoansAndNotesPayable	0	usd
CY2023Q4	us-gaap	Short Term Bank Loans And Notes Payable ShortTermBankLoansAndNotesPayable	10000000	usd
CY2024Q2	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	6971000	usd
CY2023Q4	us-gaap	Securities Sold Under Agreements To Repurchase SecuritiesSoldUnderAgreementsToRepurchase	6297000	usd
CY2024Q2	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	12991000	usd
CY2023Q4	us-gaap	Interest Payable Current And Noncurrent InterestPayableCurrentAndNoncurrent	11807000	usd
CY2024Q2	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	155000000	usd
CY2023Q4	us-gaap	Federal Home Loan Bank Advances Long Term FederalHomeLoanBankAdvancesLongTerm	155000000	usd
CY2024Q2	us-gaap	Secured Debt SecuredDebt	17156000	usd
CY2023Q4	us-gaap	Secured Debt SecuredDebt	39099000	usd
CY2024Q2	us-gaap	Junior Subordinated Notes JuniorSubordinatedNotes	44715000	usd
CY2023Q4	us-gaap	Junior Subordinated Notes JuniorSubordinatedNotes	15000000	usd
CY2024Q2	us-gaap	Other Liabilities OtherLiabilities	20143000	usd
CY2023Q4	us-gaap	Other Liabilities OtherLiabilities	6844000	usd
CY2024Q2	us-gaap	Liabilities Liabilities	3360427000	usd
CY2023Q4	us-gaap	Liabilities Liabilities	3303141000	usd
CY2023Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1000
CY2024Q2	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1000
CY2024Q2	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	100000	shares
CY2023Q4	us-gaap	Preferred Stock Shares Authorized PreferredStockSharesAuthorized	100000	shares
CY2023Q4	us-gaap	Preferred Stock Shares Outstanding PreferredStockSharesOutstanding	34500	shares
CY2024Q2	us-gaap	Preferred Stock Value PreferredStockValue	33058000	usd
CY2023Q4	us-gaap	Preferred Stock Value PreferredStockValue	33058000	usd
CY2023Q4	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2024Q2	us-gaap	Common Stock Par Or Stated Value Per Share CommonStockParOrStatedValuePerShare	1
CY2024Q2	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100600000	shares
CY2023Q4	us-gaap	Common Stock Shares Authorized CommonStockSharesAuthorized	100600000	shares
CY2024Q2	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	12504717	shares
CY2023Q4	us-gaap	Common Stock Shares Issued CommonStockSharesIssued	12504717	shares
CY2023Q4	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	12475424	shares
CY2024Q2	us-gaap	Common Stock Shares Outstanding CommonStockSharesOutstanding	12475424	shares
CY2024Q2	us-gaap	Common Stock Value CommonStockValue	12505000	usd
CY2023Q4	us-gaap	Common Stock Value CommonStockValue	12475000	usd
CY2024Q2	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	149389000	usd
CY2023Q4	us-gaap	Additional Paid In Capital Common Stock AdditionalPaidInCapitalCommonStock	149085000	usd
CY2024Q2	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	72317000	usd
CY2023Q4	us-gaap	Retained Earnings Accumulated Deficit RetainedEarningsAccumulatedDeficit	67972000	usd
CY2024Q2	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-12125000	usd
CY2023Q4	us-gaap	Accumulated Other Comprehensive Income Loss Net Of Tax AccumulatedOtherComprehensiveIncomeLossNetOfTax	-12959000	usd
CY2024Q2	us-gaap	Stockholders Equity StockholdersEquity	255144000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	249631000	usd
CY2024Q2	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	3615571000	usd
CY2023Q4	us-gaap	Liabilities And Stockholders Equity LiabilitiesAndStockholdersEquity	3552772000	usd
CY2024Q2	us-gaap	Interest Expense Operating InterestExpenseOperating	32409000	usd
CY2023Q2	us-gaap	Interest Expense Operating InterestExpenseOperating	22868000	usd
CY2023Q2	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	548000	usd
CY2024Q2	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	13207000	usd
CY2023Q2	us-gaap	Gain Loss On Disposition Of Assets1 GainLossOnDispositionOfAssets1	7000	usd
CY2024Q2	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	710000	usd
CY2023Q2	us-gaap	Noninterest Income Other Operating Income NoninterestIncomeOtherOperatingIncome	1159000	usd
CY2024Q2	us-gaap	Noninterest Income NoninterestIncome	15526000	usd
CY2023Q2	us-gaap	Noninterest Income NoninterestIncome	2812000	usd
CY2024Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	10440000	usd
CY2023Q2	us-gaap	Labor And Related Expense LaborAndRelatedExpense	9932000	usd
CY2024Q2	us-gaap	Occupancy Net OccupancyNet	2547000	usd
CY2023Q2	us-gaap	Occupancy Net OccupancyNet	2219000	usd
CY2024Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	7622000	usd
CY2023Q2	us-gaap	Other Noninterest Expense OtherNoninterestExpense	7584000	usd
CY2024Q2	us-gaap	Noninterest Expense NoninterestExpense	20609000	usd
CY2023Q2	us-gaap	Noninterest Expense NoninterestExpense	19735000	usd
CY2024Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	9354000	usd
CY2023Q2	us-gaap	Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest	3442000	usd
CY2024Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	2153000	usd
CY2023Q2	us-gaap	Income Tax Expense Benefit IncomeTaxExpenseBenefit	766000	usd
CY2024Q2	us-gaap	Net Income Loss NetIncomeLoss	7201000	usd
CY2023Q2	us-gaap	Net Income Loss NetIncomeLoss	2676000	usd
CY2024Q2	us-gaap	Dividends Preferred Stock DividendsPreferredStock	582000	usd
CY2023Q2	us-gaap	Dividends Preferred Stock DividendsPreferredStock	582000	usd
CY2024Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	6619000	usd
CY2023Q2	us-gaap	Net Income Loss Available To Common Stockholders Basic NetIncomeLossAvailableToCommonStockholdersBasic	2094000	usd
CY2024Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.53
CY2023Q2	us-gaap	Earnings Per Share Basic EarningsPerShareBasic	0.19
CY2024Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.16
CY2023Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.16
CY2024Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	12504717	shares
CY2023Q2	us-gaap	Weighted Average Number Of Shares Outstanding Basic WeightedAverageNumberOfSharesOutstandingBasic	10913029	shares
CY2024Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	261000	usd
CY2023Q2	us-gaap	Other Comprehensive Income Unrealized Holding Gain Loss On Securities Arising During Period Before Tax OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax	-106000	usd
CY2024Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	0	usd
CY2023Q2	us-gaap	Other Comprehensive Income Loss Reclassification Adjustment From Aoci For Sale Of Securities Before Tax OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax	0	usd
CY2024Q2	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	261000	usd
CY2023Q2	us-gaap	Other Comprehensive Income Availableforsale Securities Adjustment Before Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesAdjustmentBeforeTaxPortionAttributableToParent	-106000	usd
CY2024Q2	us-gaap	Other Comprehensive Income Availableforsale Securities Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent	55000	usd
CY2023Q2	us-gaap	Other Comprehensive Income Availableforsale Securities Tax Portion Attributable To Parent OtherComprehensiveIncomeAvailableforsaleSecuritiesTaxPortionAttributableToParent	-22000	usd
CY2024Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	206000	usd
CY2023Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	-84000	usd
CY2024Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	7407000	usd
CY2023Q2	us-gaap	Comprehensive Income Net Of Tax ComprehensiveIncomeNetOfTax	2592000	usd
CY2023Q4	us-gaap	Preferred Stock Par Or Stated Value Per Share PreferredStockParOrStatedValuePerShare	1000
CY2022Q4	us-gaap	Stockholders Equity StockholdersEquity	234991000	usd
CY2023Q4	us-gaap	Stockholders Equity StockholdersEquity	249631000	usd
CY2024Q1	us-gaap	Net Income Loss NetIncomeLoss	2310000	usd
CY2024Q1	us-gaap	Stock Issued During Period Shares New Issues StockIssuedDuringPeriodSharesNewIssues	29293	shares
CY2024Q1	us-gaap	Stock Issued During Period Value New Issues StockIssuedDuringPeriodValueNewIssues	334000	usd
CY2024Q1	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	628000	usd
CY2024Q1	us-gaap	Dividends Preferred Stock DividendsPreferredStock	582000	usd
CY2024Q1	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.16
CY2024Q1	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	2001000	usd
CY2024Q1	us-gaap	Stockholders Equity StockholdersEquity	250320000	usd
CY2024Q2	us-gaap	Net Income Loss NetIncomeLoss	7201000	usd
CY2024Q2	us-gaap	Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent	206000	usd
CY2024Q2	us-gaap	Dividends Preferred Stock DividendsPreferredStock	582000	usd
CY2024Q2	us-gaap	Common Stock Dividends Per Share Cash Paid CommonStockDividendsPerShareCashPaid	0.16
CY2024Q2	us-gaap	Dividends Common Stock Cash DividendsCommonStockCash	2001000	usd
CY2024Q2	us-gaap	Stockholders Equity StockholdersEquity	255144000	usd
	us-gaap	Net Income Loss NetIncomeLoss	9511000	usd
	us-gaap	Net Income Loss NetIncomeLoss	6144000	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	9109000	usd
	us-gaap	Provision For Loan Lease And Other Losses ProvisionForLoanLeaseAndOtherLosses	862000	usd
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	2181000	usd
	us-gaap	Depreciation Amortization And Accretion Net DepreciationAmortizationAndAccretionNet	2020000	usd
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-206000	usd
	us-gaap	Accretion Amortization Of Discounts And Premiums Investments AccretionAmortizationOfDiscountsAndPremiumsInvestments	-484000	usd
	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	0	usd
	us-gaap	Debt And Equity Securities Gain Loss DebtAndEquitySecuritiesGainLoss	0	usd
	us-gaap	Gains Losses On Sales Of Assets GainsLossesOnSalesOfAssets	13203000	usd
	us-gaap	Gains Losses On Sales Of Assets GainsLossesOnSalesOfAssets	30000	usd
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	9000	usd
	us-gaap	Gains Losses On Sales Of Other Real Estate GainsLossesOnSalesOfOtherRealEstate	-53000	usd
	fgbi	Fhlb Stock Dividends FhlbStockDividends	397000	usd
	fgbi	Fhlb Stock Dividends FhlbStockDividends	142000	usd
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-2497000	usd
	us-gaap	Increase Decrease In Other Operating Capital Net IncreaseDecreaseInOtherOperatingCapitalNet	-2322000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	9895000	usd
	us-gaap	Net Cash Provided By Used In Operating Activities NetCashProvidedByUsedInOperatingActivities	11713000	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	0	usd
	us-gaap	Proceeds From Maturities Prepayments And Calls Of Held To Maturity Securities ProceedsFromMaturitiesPrepaymentsAndCallsOfHeldToMaturitySecurities	0	usd
	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	50606000	usd
	us-gaap	Proceeds From Sale And Maturity Of Available For Sale Securities ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities	50684000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	4200000	usd
	us-gaap	Payments To Acquire Available For Sale Securities Debt PaymentsToAcquireAvailableForSaleSecuritiesDebt	0	usd
	us-gaap	Payments To Acquire Federal Home Loan Bank Stock PaymentsToAcquireFederalHomeLoanBankStock	1599000	usd
	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	3182000	usd
	us-gaap	Proceeds From Sale Of Federal Home Loan Bank Stock ProceedsFromSaleOfFederalHomeLoanBankStock	2425000	usd
	us-gaap	Proceeds From Issuance Of Long Term Debt ProceedsFromIssuanceOfLongTermDebt	0	usd
	fgbi	Proceeds From Subordinated Debentures ProceedsFromSubordinatedDebentures	29700000	usd
	fgbi	Proceeds From Subordinated Debentures ProceedsFromSubordinatedDebentures	0	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	334000	usd
	us-gaap	Proceeds From Issuance Of Common Stock ProceedsFromIssuanceOfCommonStock	10000000	usd
	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	1164000	usd
	us-gaap	Payments Of Dividends Preferred Stock And Preference Stock PaymentsOfDividendsPreferredStockAndPreferenceStock	1164000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	4002000	usd
	us-gaap	Payments Of Dividends Common Stock PaymentsOfDividendsCommonStock	3544000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	37884000	usd
	us-gaap	Net Cash Provided By Used In Financing Activities NetCashProvidedByUsedInFinancingActivities	78261000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	12511000	usd
	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect	63009000	usd
CY2024Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	298966000	usd
CY2023Q2	us-gaap	Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents	146228000	usd
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	161000	usd
	us-gaap	Transfer To Other Real Estate TransferToOtherRealEstate	1273000	usd
	us-gaap	Interest Paid Net InterestPaidNet	62212000	usd
	us-gaap	Interest Paid Net InterestPaidNet	39147000	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss	39006000	usd
CY2024Q2	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	155000	usd
CY2024Q2	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	1758000	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	37403000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss	85464000	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Gain Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax	34000	usd
CY2023Q4	us-gaap	Available For Sale Debt Securities Accumulated Gross Unrealized Loss Before Tax AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedLossBeforeTax	2013000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	83485000	usd
CY2024Q2	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestBeforeAllowanceForCreditLoss	321244000	usd
CY2024Q2	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	0	usd
CY2024Q2	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	69997000	usd
CY2024Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	251247000	usd
CY2023Q4	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestBeforeAllowanceForCreditLoss	320718000	usd
CY2023Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Gain HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingGain	0	usd
CY2023Q4	us-gaap	Held To Maturity Securities Accumulated Unrecognized Holding Loss HeldToMaturitySecuritiesAccumulatedUnrecognizedHoldingLoss	67134000	usd
CY2023Q4	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	253584000	usd
CY2024Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost	652000	usd
CY2024Q2	us-gaap	Available For Sale Securities Debt Maturities Within One Year Fair Value AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue	649000	usd
CY2024Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost	4399000	usd
CY2024Q2	us-gaap	Available For Sale Securities Debt Maturities After One Through Five Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	4383000	usd
CY2024Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost	21902000	usd
CY2024Q2	us-gaap	Available For Sale Securities Debt Maturities After Five Through Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	20864000	usd
CY2024Q2	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Amortized Cost AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost	6964000	usd
CY2024Q2	us-gaap	Available For Sale Securities Debt Maturities After Ten Years Fair Value AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue	6649000	usd
CY2024Q2	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date Amortized Cost Basis AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDateAmortizedCostBasis	33917000	usd
CY2024Q2	us-gaap	Available For Sale Securities Debt Maturities Single Maturity Date AvailableForSaleSecuritiesDebtMaturitiesSingleMaturityDate	32545000	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Amortized Cost Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesAvailableForSaleAmortizedCostExcludingAccruedInterestBeforeAllowanceForCreditLoss	39006000	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Excluding Accrued Interest DebtSecuritiesAvailableForSaleExcludingAccruedInterest	37403000	usd
CY2024Q2	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearNetCarryingAmount	0	usd
CY2024Q2	us-gaap	Held To Maturity Securities Debt Maturities Within One Year Fair Value HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue	0	usd
CY2024Q2	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount	3396000	usd
CY2024Q2	us-gaap	Held To Maturity Securities Debt Maturities After One Through Five Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue	3109000	usd
CY2024Q2	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount	138485000	usd
CY2024Q2	us-gaap	Held To Maturity Securities Debt Maturities After Five Through Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue	117982000	usd
CY2024Q2	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Net Carrying Amount HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount	179363000	usd
CY2024Q2	us-gaap	Held To Maturity Securities Debt Maturities After Ten Years Fair Value HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue	130156000	usd
CY2024Q2	us-gaap	Debt Securities Held To Maturity Excluding Accrued Interest Before Allowance For Credit Loss DebtSecuritiesHeldToMaturityExcludingAccruedInterestBeforeAllowanceForCreditLoss	321244000	usd
CY2024Q2	us-gaap	Held To Maturity Securities Fair Value HeldToMaturitySecuritiesFairValue	251247000	usd
CY2024Q2	fgbi	Debt Securities Accrued Interest DebtSecuritiesAccruedInterest	1400000	usd
CY2023Q4	fgbi	Debt Securities Accrued Interest DebtSecuritiesAccruedInterest	1800000	usd
CY2024Q2	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest	100000	usd
CY2023Q4	us-gaap	Debt Securities Held To Maturity Allowance For Credit Loss Excluding Accrued Interest DebtSecuritiesHeldToMaturityAllowanceForCreditLossExcludingAccruedInterest	100000	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	17	security
CY2024Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	8275000	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	64000	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	59	security
CY2024Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	23244000	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	1694000	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	76	security
CY2024Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	31519000	usd
CY2024Q2	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	1758000	usd
CY2024Q2	fgbi	Held To Maturity Securities In Unrealized Loss Positions Less Than Twelve Months Qualitative Disclosure Number Of Positions HeldToMaturitySecuritiesInUnrealizedLossPositionsLessThanTwelveMonthsQualitativeDisclosureNumberOfPositions	0	security
CY2024Q2	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	0	usd
CY2024Q2	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	0	usd
CY2024Q2	fgbi	Held To Maturity Securities In Unrealized Loss Positions More Than Twelve Months Qualitative Disclosure Number Of Positions HeldToMaturitySecuritiesInUnrealizedLossPositionsMoreThanTwelveMonthsQualitativeDisclosureNumberOfPositions	86	security
CY2024Q2	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	251247000	usd
CY2024Q2	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	69997000	usd
CY2024Q2	us-gaap	Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions	86	security
CY2024Q2	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	251247000	usd
CY2024Q2	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	69997000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsNumberOfPositions	14	security
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12Months	6023000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	27000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Number Of Positions DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerNumberOfPositions	64	security
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLonger	72590000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss DebtSecuritiesAvailableForSaleContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	1986000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Number Of Positions DebtSecuritiesAvailableForSaleUnrealizedLossPositionNumberOfPositions	78	security
CY2023Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position DebtSecuritiesAvailableForSaleUnrealizedLossPosition	78613000	usd
CY2023Q4	us-gaap	Debt Securities Available For Sale Unrealized Loss Position Accumulated Loss DebtSecuritiesAvailableForSaleUnrealizedLossPositionAccumulatedLoss	2013000	usd
CY2023Q4	fgbi	Held To Maturity Securities In Unrealized Loss Positions Less Than Twelve Months Qualitative Disclosure Number Of Positions HeldToMaturitySecuritiesInUnrealizedLossPositionsLessThanTwelveMonthsQualitativeDisclosureNumberOfPositions	0	security
CY2023Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue	0	usd
CY2023Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAccumulatedLoss	0	usd
CY2023Q4	fgbi	Held To Maturity Securities In Unrealized Loss Positions More Than Twelve Months Qualitative Disclosure Number Of Positions HeldToMaturitySecuritiesInUnrealizedLossPositionsMoreThanTwelveMonthsQualitativeDisclosureNumberOfPositions	86	security
CY2023Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerFairValue	253584000	usd
CY2023Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAccumulatedLoss	67134000	usd
CY2023Q4	us-gaap	Held To Maturity Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions HeldToMaturitySecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions	86	security
CY2023Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Fair Value HeldToMaturitySecuritiesContinuousUnrealizedLossPositionFairValue	253584000	usd
CY2023Q4	us-gaap	Held To Maturity Securities Continuous Unrealized Loss Position Accumulated Loss HeldToMaturitySecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	67134000	usd
CY2024Q2	fgbi	Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions SecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions	162	security
CY2024Q2	fgbi	Debt Securities Continuous Unrealized Loss Position Accumulated Loss As Percentage Of All Individual Securities Amortized Cost Basis DebtSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAsPercentageOfAllIndividualSecuritiesAmortizedCostBasis	0.202
CY2024Q2	fgbi	Debt Securities Continuous Unrealized Loss Position Accumulated Loss As Percentage Of Investment Securities Portfolio DebtSecuritiesContinuousUnrealizedLossPositionAccumulatedLossAsPercentageOfInvestmentSecuritiesPortfolio	0.199
CY2024Q2	fgbi	Securities In Unrealized Loss Positions More Than Twelve Months Qualitative Disclosure Number Of Positions SecuritiesInUnrealizedLossPositionsMoreThanTwelveMonthsQualitativeDisclosureNumberOfPositions	145	security
CY2024Q2	fgbi	Securities In Unrealized Loss Positions Qualitative Disclosure Number Of Positions SecuritiesInUnrealizedLossPositionsQualitativeDisclosureNumberOfPositions	162	security
CY2024Q2	fgbi	Securities In Unrealized Loss Positions More Than Twelve Months Qualitative Disclosure Number Of Positions SecuritiesInUnrealizedLossPositionsMoreThanTwelveMonthsQualitativeDisclosureNumberOfPositions	145	security
CY2024Q2	fgbi	Securities Continuous Unrealized Loss Position Twelve Months Or Longer Amortized Cost Basis SecuritiesContinuousUnrealizedLossPositionTwelveMonthsOrLongerAmortizedCostBasis	346200000	usd
CY2024Q2	fgbi	Securities Continuous Unrealized Loss Position Accumulated Loss SecuritiesContinuousUnrealizedLossPositionAccumulatedLoss	71700000	usd
CY2024Q2	fgbi	Debt Securities Held To Maturity Number Of Securities With Impairment Loss DebtSecuritiesHeldToMaturityNumberOfSecuritiesWithImpairmentLoss	1	security
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss Fee And Loan In Process FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess	2841058000	usd
CY2024Q2	fgbi	Financing Receivable Ratio Of Individual Loans Receivable To All Loans Before Unearned Income FinancingReceivableRatioOfIndividualLoansReceivableToAllLoansBeforeUnearnedIncome	1.000
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss Fee And Loan In Process FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess	2757481000	usd
CY2023Q4	fgbi	Financing Receivable Ratio Of Individual Loans Receivable To All Loans Before Unearned Income FinancingReceivableRatioOfIndividualLoansReceivableToAllLoansBeforeUnearnedIncome	1.000
CY2023Q4	us-gaap	Financing Receivable Deferred Income FinancingReceivableDeferredIncome	8773000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	2833350000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	2748708000	usd
CY2023Q4	us-gaap	Financing Receivable Accrued Interest Before Allowance For Credit Loss FinancingReceivableAccruedInterestBeforeAllowanceForCreditLoss	13900000	usd
CY2024Q2	fgbi	Financing Receivables That Are Maturing After One Year Or Less FinancingReceivablesThatAreMaturingAfterOneYearOrLess	341768000	usd
CY2023Q4	fgbi	Financing Receivables That Are Maturing After One Year Or Less FinancingReceivablesThatAreMaturingAfterOneYearOrLess	357748000	usd
CY2024Q2	fgbi	Financing Receivables That Are Maturing After One Year But Not More Than Five Years FinancingReceivablesThatAreMaturingAfterOneYearButNotMoreThanFiveYears	1058373000	usd
CY2023Q4	fgbi	Financing Receivables That Are Maturing After One Year But Not More Than Five Years FinancingReceivablesThatAreMaturingAfterOneYearButNotMoreThanFiveYears	1140735000	usd
CY2024Q2	fgbi	Financing Receivables That Are Maturing After Five Years But Not More Than Fifteen Years FinancingReceivablesThatAreMaturingAfterFiveYearsButNotMoreThanFifteenYears	386272000	usd
CY2023Q4	fgbi	Financing Receivables That Are Maturing After Five Years But Not More Than Fifteen Years FinancingReceivablesThatAreMaturingAfterFiveYearsButNotMoreThanFifteenYears	358408000	usd
CY2024Q2	fgbi	Financing Receivables That Are Maturing After Fifteen Years FinancingReceivablesThatAreMaturingAfterFifteenYears	992320000	usd
CY2023Q4	fgbi	Financing Receivables That Are Maturing After Fifteen Years FinancingReceivablesThatAreMaturingAfterFifteenYears	875403000	usd
CY2024Q2	fgbi	Financing Receivable Gross Carrying Amount Net Nonaccrual FinancingReceivableGrossCarryingAmountNetNonaccrual	2778733000	usd
CY2023Q4	fgbi	Financing Receivable Gross Carrying Amount Net Nonaccrual FinancingReceivableGrossCarryingAmountNetNonaccrual	2732294000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual FinancingReceivableExcludingAccruedInterestNonaccrual	25187000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss Fee And Loan In Process FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess	2757481000	usd
CY2023Q4	us-gaap	Financing Receivable Deferred Income FinancingReceivableDeferredIncome	8773000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	2748708000	usd
	fgbi	Financing Receivable Initial Fixed Rate Period Tranche Three FinancingReceivableInitialFixedRatePeriodTrancheThree	P5Y
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss Fee And Loan In Process FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess	2841058000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest90 Days Or More Past Due Still Accruing FinancingReceivableExcludingAccruedInterest90DaysOrMorePastDueStillAccruing	199000	usd
CY2024Q2	us-gaap	Financing Receivable Deferred Income FinancingReceivableDeferredIncome	7708000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	2833350000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss Fee And Loan In Process FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess	2757481000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest90 Days Or More Past Due Still Accruing FinancingReceivableExcludingAccruedInterest90DaysOrMorePastDueStillAccruing	15287000	usd
CY2023Q4	us-gaap	Financing Receivable Deferred Income FinancingReceivableDeferredIncome	8773000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	2748708000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual FinancingReceivableExcludingAccruedInterestNonaccrual	62300000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual FinancingReceivableExcludingAccruedInterestNonaccrual	25200000	usd
CY2024Q2	fgbi	Financing Receivable Excluding Accrued Interest Nonaccrual With Allowance FinancingReceivableExcludingAccruedInterestNonaccrualWithAllowance	16708000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual No Allowance FinancingReceivableExcludingAccruedInterestNonaccrualNoAllowance	45617000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual FinancingReceivableExcludingAccruedInterestNonaccrual	62325000	usd
CY2023Q4	fgbi	Financing Receivable Excluding Accrued Interest Nonaccrual With Allowance FinancingReceivableExcludingAccruedInterestNonaccrualWithAllowance	18978000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual No Allowance FinancingReceivableExcludingAccruedInterestNonaccrualNoAllowance	6209000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Nonaccrual FinancingReceivableExcludingAccruedInterestNonaccrual	25187000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear	222255000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear	575277000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear	744293000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear	403371000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear	207325000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear	475245000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Revolving FinancingReceivableExcludingAccruedInterestRevolving	213292000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss Fee And Loan In Process FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess	2841058000	usd
CY2024Q2	us-gaap	Financing Receivable Deferred Income FinancingReceivableDeferredIncome	7708000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	2833350000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYearWriteoff	143000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff	4615000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff	1788000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff	866000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff	2698000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff	942000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Revolving Writeoff FinancingReceivableExcludingAccruedInterestRevolvingWriteoff	0	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	11052000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYear	571635000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYear	785667000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYear	428341000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYear	226793000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYear	135490000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYear	385950000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Revolving FinancingReceivableExcludingAccruedInterestRevolving	223605000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss Fee And Loan In Process FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess	2757481000	usd
CY2023Q4	us-gaap	Financing Receivable Deferred Income FinancingReceivableDeferredIncome	8773000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	2748708000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Year One Originated Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearOneOriginatedCurrentFiscalYearWriteoff	627000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Year Two Originated Fiscal Year Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearTwoOriginatedFiscalYearBeforeCurrentFiscalYearWriteoff	1917000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Year Three Originated Two Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearThreeOriginatedTwoYearsBeforeCurrentFiscalYearWriteoff	953000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Year Four Originated Three Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearFourOriginatedThreeYearsBeforeCurrentFiscalYearWriteoff	1029000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Year Five Originated Four Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestYearFiveOriginatedFourYearsBeforeCurrentFiscalYearWriteoff	28000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Originated More Than Five Years Before Current Fiscal Year Writeoff FinancingReceivableExcludingAccruedInterestOriginatedMoreThanFiveYearsBeforeCurrentFiscalYearWriteoff	1217000	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Revolving Writeoff FinancingReceivableExcludingAccruedInterestRevolvingWriteoff	0	usd
CY2023	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	5771000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	30926000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	11052000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery	504000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	9909000	usd
CY2024Q2	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	30287000	usd
CY2022Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	23518000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Change In Method Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestChangeInMethodCreditLossExpenseReversal	8120000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Writeoff FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossWriteoff	1548000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Allowance For Credit Loss Recovery FinancingReceivableExcludingAccruedInterestAllowanceForCreditLossRecovery	999000	usd
	us-gaap	Financing Receivable Excluding Accrued Interest Credit Loss Expense Reversal FinancingReceivableExcludingAccruedInterestCreditLossExpenseReversal	772000	usd
CY2023Q2	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	31861000	usd
CY2024Q2	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	345000	usd
CY2024Q2	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	29942000	usd
CY2024Q2	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	30287000	usd
CY2024Q2	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	58905000	usd
CY2024Q2	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	2782153000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss Fee And Loan In Process FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess	2841058000	usd
CY2024Q2	us-gaap	Financing Receivable Deferred Income FinancingReceivableDeferredIncome	7708000	usd
CY2024Q2	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	2833350000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Losses Individually Evaluated For Impairment1 FinancingReceivableAllowanceForCreditLossesIndividuallyEvaluatedForImpairment1	4122000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Losses Collectively Evaluated For Impairment FinancingReceivableAllowanceForCreditLossesCollectivelyEvaluatedForImpairment	26804000	usd
CY2023Q4	us-gaap	Financing Receivable Allowance For Credit Loss Excluding Accrued Interest FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest	30926000	usd
CY2023Q4	us-gaap	Financing Receivable Individually Evaluated For Impairment FinancingReceivableIndividuallyEvaluatedForImpairment	66962000	usd
CY2023Q4	us-gaap	Financing Receivable Collectively Evaluated For Impairment FinancingReceivableCollectivelyEvaluatedForImpairment	2690519000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss Fee And Loan In Process FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess	2757481000	usd
CY2023Q4	us-gaap	Financing Receivable Deferred Income FinancingReceivableDeferredIncome	8773000	usd
CY2023Q4	us-gaap	Financing Receivable Excluding Accrued Interest Before Allowance For Credit Loss FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss	2748708000	usd
CY2023Q4	us-gaap	Goodwill Goodwill	12900000	usd
CY2024Q2	us-gaap	Goodwill Goodwill	12900000	usd
	us-gaap	Impairment Of Intangible Assets Indefinitelived Excluding Goodwill ImpairmentOfIntangibleAssetsIndefinitelivedExcludingGoodwill	0	usd
CY2023Q4	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	500000	usd
CY2024Q2	us-gaap	Servicing Asset At Amortized Value ServicingAssetAtAmortizedValue	500000	usd
CY2024Q2	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	1032000	usd
CY2023Q4	us-gaap	Real Estate Acquired Through Foreclosure RealEstateAcquiredThroughForeclosure	1250000	usd
CY2024Q2	fgbi	Other Real Estate Foreclosed Assets And Repossessed Assets Allowance For Credit Loss OtherRealEstateForeclosedAssetsAndRepossessedAssetsAllowanceForCreditLoss	0	usd
CY2023Q4	fgbi	Other Real Estate Foreclosed Assets And Repossessed Assets Allowance For Credit Loss OtherRealEstateForeclosedAssetsAndRepossessedAssetsAllowanceForCreditLoss	0	usd
CY2024Q2	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	1032000	usd
CY2023Q4	us-gaap	Other Real Estate And Foreclosed Assets OtherRealEstateAndForeclosedAssets	1250000	usd
CY2024Q2	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	2000000.0	usd
CY2023Q4	us-gaap	Off Balance Sheet Credit Loss Liability OffBalanceSheetCreditLossLiability	2800000	usd
CY2023Q4	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	10483000	usd
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Earnings1 FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1	0	usd
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Gain Loss Included In Other Comprehensive Income Loss FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInOtherComprehensiveIncomeLoss	14000	usd
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Purchases Sales Issuances Settlements FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchasesSalesIssuancesSettlements	-469000	usd
	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Transfers Net FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet	0	usd
CY2024Q2	us-gaap	Fair Value Measurement With Unobservable Inputs Reconciliation Recurring Basis Asset Value FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue	10028000	usd
CY2024Q2	ecd	Rule10b51 Arr Adopted Flag Rule10b51ArrAdoptedFlag	false
CY2024Q2	ecd	Non Rule10b51 Arr Adopted Flag NonRule10b51ArrAdoptedFlag	false
CY2024Q2	ecd	Non Rule10b51 Arr Trmntd Flag NonRule10b51ArrTrmntdFlag	false
CY2024Q2	ecd	Rule10b51 Arr Trmntd Flag Rule10b51ArrTrmntdFlag	false

Files In Submission

Name	View Source	Status
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0001408534-24-000073-index.html	Edgar Link	pending
0001408534-24-000073.txt	Edgar Link	pending
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fgbi-20240630.htm	Edgar Link	pending
fgbi-20240630.xsd	Edgar Link	pending
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fgbi-ex31106302024.htm	Edgar Link	pending
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fgbi-ex32106302024.htm	Edgar Link	pending
fgbi-ex32206302024.htm	Edgar Link	pending
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R10.htm	Edgar Link	pending
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$FGBI
First Guaranty Bancshares, Inc. Stock $fgbi

2024 Q3 Form 10-Q Financial Statement

#000140853424000073 Filed on August 09, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$FGBI First Guaranty Bancshares, Inc. Stock $fgbi

2024 Q3 Form 10-Q Financial Statement

#000140853424000073 Filed on August 09, 2024

Income Statement

Balance Sheet

Cashflow Statement

Facts In Submission

Files In Submission

$FGBI
First Guaranty Bancshares, Inc. Stock $fgbi