XML 76 R65.htm IDEA: XBRL DOCUMENT
v3.20.2

Loans (Aging of the Recorded Investment Past Due Loans) (Details) - USD ($) $ in Thousands | Jun. 30, 2020 | Dec. 31, 2019
--- | --- | ---
Financing Receivable, Past Due [Line Items] |  |  |  |
Total | [1] |  | $ 3,095,902 |
Total Past Due |  | $ 18,106 | 19,974 | [1]
Loans Not Past Due |  | 3,252,828 | 3,075,928 | [1]
Accrued interest included in recorded investment |  | 14,726 | 13,929 |
Acquired with Deteriorated Credit Quality |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total |  |  | 12,798 |
Total Past Due |  |  | 1,607 |
Loans Not Past Due |  |  | 11,191 |
Acquired with Deteriorated Credit Quality | Loans Acquired In Current Year |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total |  |  | 321,464 |
Total Past Due |  |  | 1,437 |
Loans Not Past Due |  |  | 320,027 |
Commercial and Industrial Loans and Leases |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total | [1] |  | 591,403 |
Total Past Due |  |  | 5,571 |
Loans Not Past Due |  |  | 585,832 |
Commercial and Industrial Loans and Leases | Acquired with Deteriorated Credit Quality |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total |  |  | 1,368 |
Commercial Real Estate Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total | [1] |  | 1,499,864 |
Total Past Due |  | 1,332 | 2,746 |
Loans Not Past Due |  | 1,471,902 | 1,497,118 |
Commercial Real Estate Loans | Acquired with Deteriorated Credit Quality |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total |  |  | 7,212 |
Agricultural Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total | [1] |  | 390,871 |
Total Past Due |  | 3,610 | 828 |
Loans Not Past Due |  | 369,873 | 390,043 |
Agricultural Loans | Acquired with Deteriorated Credit Quality |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total |  |  | 3,161 |
Home Equity Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total | [1] |  | 226,775 |
Total Past Due |  | 884 | 1,454 |
Loans Not Past Due |  | 215,482 | 225,321 |
Home Equity Loans | Acquired with Deteriorated Credit Quality |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total |  |  | 369 |
Consumer Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total | [1] |  | 81,429 |
Total Past Due |  | 710 | 592 |
Loans Not Past Due |  | 64,262 | 80,837 |
Residential Mortgage Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total | [1] |  | 305,560 |
Total Past Due |  | 5,740 | 8,783 |
Loans Not Past Due |  | 274,506 | 296,777 |
Residential Mortgage Loans | Acquired with Deteriorated Credit Quality |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total |  |  | 688 |
30-59 Days Past Due |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 5,830 | 11,879 | [1]
30-59 Days Past Due | Acquired with Deteriorated Credit Quality |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  |  | 18 |
30-59 Days Past Due | Acquired with Deteriorated Credit Quality | Loans Acquired In Current Year |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  |  | 639 |
30-59 Days Past Due | Commercial and Industrial Loans and Leases |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  |  | 4,689 |
30-59 Days Past Due | Commercial Real Estate Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 169 | 209 |
30-59 Days Past Due | Agricultural Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 927 | 499 |
30-59 Days Past Due | Home Equity Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 539 | 1,121 |
30-59 Days Past Due | Consumer Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 608 | 347 |
30-59 Days Past Due | Residential Mortgage Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 3,279 | 5,014 |
60-89 Days Past Due |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 1,905 | 2,384 | [1]
60-89 Days Past Due | Acquired with Deteriorated Credit Quality |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  |  | 0 |
60-89 Days Past Due | Acquired with Deteriorated Credit Quality | Loans Acquired In Current Year |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  |  | 1 |
60-89 Days Past Due | Commercial and Industrial Loans and Leases |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  |  | 83 |
60-89 Days Past Due | Commercial Real Estate Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 37 | 431 |
60-89 Days Past Due | Agricultural Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 89 | 0 |
60-89 Days Past Due | Home Equity Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 87 | 253 |
60-89 Days Past Due | Consumer Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 11 | 156 |
60-89 Days Past Due | Residential Mortgage Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 1,476 | 1,461 |
Greater Than 89 Days Past Due |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 10,371 | 5,711 | [1]
Greater Than 89 Days Past Due | Acquired with Deteriorated Credit Quality |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  |  | 1,589 |
Greater Than 89 Days Past Due | Acquired with Deteriorated Credit Quality | Loans Acquired In Current Year |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  |  | 797 |
Greater Than 89 Days Past Due | Commercial and Industrial Loans and Leases |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  |  | 799 |
Greater Than 89 Days Past Due | Commercial Real Estate Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 1,126 | 2,106 |
Greater Than 89 Days Past Due | Agricultural Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 2,594 | 329 |
Greater Than 89 Days Past Due | Home Equity Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 258 | 80 |
Greater Than 89 Days Past Due | Consumer Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | 91 | 89 |
Greater Than 89 Days Past Due | Residential Mortgage Loans |  |  |  |
Financing Receivable, Past Due [Line Items] |  |  |  |
Total Past Due |  | $ 985 | $ 2,308 |
[1] | Total recorded investment in loans includes $13,929 in accrued interest.

X
- Definition Financing Receivable, Accrued Interest + References No definition available. + Details
Name: | gabc_FinancingReceivableAccruedInterest
Namespace Prefix: | gabc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Financing Receivable And Accrued Interest, Before Allowance For Credit Loss And Fee + References No definition available. + Details
Name: | gabc_FinancingReceivableAndAccruedInterestBeforeAllowanceForCreditLossAndFee
Namespace Prefix: | gabc_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of financing receivable not past due. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953401-111524 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 80 -URI http://asc.fasb.org/extlink&oid=121647567&loc=SL82922355-210448 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919253-210447 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of financing receivable past due. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 80 -URI http://asc.fasb.org/extlink&oid=121647567&loc=SL82922355-210448 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919253-210447 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 7A -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953401-111524 + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentPastDue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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 No definition available. + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_CreditLossStatusAxis=us-gaap_FinancialAssetAcquiredWithCreditDeteriorationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=gabc_LoansAcquiredInCurrentYearMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=gabc_CommercialAndIndustrialLoansandLeasesMember
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=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_ResidentialMortgageMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancingReceivables30To59DaysPastDueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancingReceivables60To89DaysPastDueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablesPeriodPastDueAxis=us-gaap_FinancingReceivablesEqualToGreaterThan90DaysPastDueMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |