XML 63 R51.htm IDEA: XBRL DOCUMENT v3.25.1

Loans - Components of Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Dec. 31, 2024	Mar. 31, 2024	Dec. 31, 2023
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	$ 5,654,944	$ 4,133,267
Less: Unearned Income	(8,418)	(8,365)
Allowance for Credit Losses	(75,158)	(44,436)	$ (43,754)	$ (43,765)
Loans, Net	5,571,368	4,080,466
Commercial and Industrial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	732,328	591,785
Allowance for Credit Losses	(15,343)	(7,059)	(7,266)	(7,921)
Commercial Real Estate Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	3,055,074	2,224,872
Allowance for Credit Losses	(37,811)	(25,818)	(26,452)	(25,923)
Agricultural Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	455,678	431,037
Allowance for Credit Losses	(5,306)	(4,917)	(3,650)	(3,837)
Leases
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	79,745	79,253
Allowance for Credit Losses	(1,151)	(397)	(373)	(346)
Home Equity Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	406,280	344,808
Allowance for Credit Losses	(3,942)	(2,196)	(2,001)	(1,834)
Consumer Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	110,174	81,396
Allowance for Credit Losses	(657)	(727)	(785)	(759)
Credit Cards
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	27,443	22,668
Allowance for Credit Losses	(608)	(520)	(395)	(383)
Residential Mortgage Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	788,222	357,448
Allowance for Credit Losses	(10,340)	(2,802)	$ (2,832)	$ (2,762)
Commercial: | Commercial and Industrial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	732,328	591,785
Commercial: | Commercial Real Estate Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	3,055,074	2,224,872
Commercial: | Agricultural Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	455,678	431,037
Commercial: | Leases
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	79,745	79,253
Retail: | Home Equity Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	406,280	344,808
Retail: | Consumer Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	110,174	81,396
Retail: | Credit Cards
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	27,443	22,668
Retail: | Residential Mortgage Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Loans	$ 788,222	$ 357,448

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 40
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481628/310-20-40-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2

+ Details

Name:	us-gaap_AccountsNotesAndLoansReceivableLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

+ Details

Name:	us-gaap_FinancingReceivableAllowanceForCreditLossExcludingAccruedInterest
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amortized cost excluding accrued interest, after allowance for credit loss, of financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

+ Details

Name:	us-gaap_FinancingReceivableExcludingAccruedInterestAfterAllowanceForCreditLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amortized cost excluding accrued interest, before allowance for credit loss, fee, and loan in process, of financing receivable. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(7))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

+ Details

Name:	us-gaap_FinancingReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossFeeAndLoanInProcess
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount of unamortized loan commitment, origination, and other costs (fees) and purchase premium (discount) on financing receivable recognized as adjustment to yield. Excludes financing receivable covered under loss sharing agreement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481598/310-20-45-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481962/310-10-50-4

Reference 3: http://www.xbrl.org/2003/role/recommendedDisclosureRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-SubTopic 20
-Topic 310
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481569/310-20-50-3

+ Details

Name:	us-gaap_FinancingReceivableUnamortizedLoanCommitmentOriginationFeeAndPremiumDiscount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=gabc_CommercialAndIndustrialMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CommercialRealEstateMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=gabc_AgriculturalMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=gabc_LeasesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_HomeEquityLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ConsumerLoanMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_CreditCardReceivablesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_ResidentialMortgageMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ConsumerPortfolioSegmentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: