XML 62 R51.htm IDEA: XBRL DOCUMENT
v3.20.2

Loans (Allowance for Credit Losses) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance | $ 36,641 | $ 16,243 | $ 16,278 | $ 15,823
Provision for credit loss expense | 5,900 | 250 | 11,050 | 925
Initial allowance on loans purchased with credit deterioration |  |  | 0 |
Loans charged-off | (200) | (398) | (768) | (799)
Recoveries collected | 90 | 144 | 218 | 290
Ending Balance | 42,431 | 16,239 | 42,431 | 16,239
Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 405 |
Impact of ASC 326 Adoption | Impact of adopting ASC 326 |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 8,767 |
Impact of ASC 326 Adoption | Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 6,886 |
Commercial and Industrial Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance | 8,814 |  | 4,799 |
Provision for credit loss expense | (31) |  | (166) |
Initial allowance on loans purchased with credit deterioration |  |  | 0 |
Loans charged-off | 0 |  | (296) |
Recoveries collected | 4 |  | 14 |
Ending Balance | 8,787 |  | 8,787 |
Commercial and Industrial Loans | Impact of ASC 326 Adoption | Impact of adopting ASC 326 |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 2,245 |
Commercial and Industrial Loans | Impact of ASC 326 Adoption | Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 2,191 |
Commercial Real Estate Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance | 17,310 | 5,741 | 4,692 | 5,291
Provision for credit loss expense | 5,049 | 104 | 10,215 | 669
Initial allowance on loans purchased with credit deterioration |  |  | 0 |
Loans charged-off | 0 | (18) | 0 | (138)
Recoveries collected | 10 | 14 | 14 | 19
Ending Balance | 22,369 | 5,841 | 22,369 | 5,841
Commercial Real Estate Loans | Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 400 |
Commercial Real Estate Loans | Impact of ASC 326 Adoption | Impact of adopting ASC 326 |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 3,063 |
Commercial Real Estate Loans | Impact of ASC 326 Adoption | Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 4,385 |
Agricultural Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance | 6,485 | 5,453 | 5,315 | 5,776
Provision for credit loss expense | 545 | 272 | 149 | (51)
Initial allowance on loans purchased with credit deterioration |  |  | 0 |
Loans charged-off | 0 | 0 | 0 | 0
Recoveries collected | 0 | 0 | 0 | 0
Ending Balance | 7,030 | 5,725 | 7,030 | 5,725
Agricultural Loans | Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 0 |
Agricultural Loans | Impact of ASC 326 Adoption | Impact of adopting ASC 326 |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 1,438 |
Agricultural Loans | Impact of ASC 326 Adoption | Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 128 |
Leases |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance | 172 |  | 0 |
Provision for credit loss expense | 30 |  | 97 |
Initial allowance on loans purchased with credit deterioration |  |  | 0 |
Loans charged-off | 0 |  | 0 |
Recoveries collected | 0 |  | 0 |
Ending Balance | 202 |  | 202 |
Leases | Impact of ASC 326 Adoption | Impact of adopting ASC 326 |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 105 |
Leases | Impact of ASC 326 Adoption | Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 0 |
Consumer Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance | 455 | 483 | 434 | 420
Provision for credit loss expense | 109 | 124 | 314 | 333
Initial allowance on loans purchased with credit deterioration |  |  | 0 |
Loans charged-off | (144) | (278) | (381) | (545)
Recoveries collected | 76 | 93 | 188 | 214
Ending Balance | 496 | 422 | 496 | 422
Consumer Loans | Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 0 |
Consumer Loans | Impact of ASC 326 Adoption | Impact of adopting ASC 326 |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | (59) |
Consumer Loans | Impact of ASC 326 Adoption | Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 0 |
Home Equity Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance | 977 | 214 | 200 | 229
Provision for credit loss expense | 85 | 54 | 65 | 39
Initial allowance on loans purchased with credit deterioration |  |  | 0 |
Loans charged-off | 0 | (10) | 0 | (10)
Recoveries collected | 0 | 0 | 0 | 0
Ending Balance | 1,062 | 258 | 1,062 | 258
Home Equity Loans | Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 0 |
Home Equity Loans | Impact of ASC 326 Adoption | Impact of adopting ASC 326 |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 762 |
Home Equity Loans | Impact of ASC 326 Adoption | Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 35 |
Credit Cards |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance | 124 |  | 0 |
Provision for credit loss expense | 26 |  | 60 |
Initial allowance on loans purchased with credit deterioration |  |  | 0 |
Loans charged-off | (25) |  | (60) |
Recoveries collected | 0 |  | 1 |
Ending Balance | 125 |  | 125 |
Credit Cards | Impact of ASC 326 Adoption | Impact of adopting ASC 326 |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 124 |
Credit Cards | Impact of ASC 326 Adoption | Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 0 |
Residential Mortgage Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance | 2,304 | 429 | 333 | 472
Provision for credit loss expense | 87 | (47) | 316 | (79)
Initial allowance on loans purchased with credit deterioration |  |  | 0 |
Loans charged-off | (31) | (36) | (31) | (50)
Recoveries collected | 0 | 3 | 1 | 6
Ending Balance | 2,360 | 349 | 2,360 | 349
Residential Mortgage Loans | Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 5 |
Residential Mortgage Loans | Impact of ASC 326 Adoption | Impact of adopting ASC 326 |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 1,594 |
Residential Mortgage Loans | Impact of ASC 326 Adoption | Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 147 |
Unallocated |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance | 0 | 606 | 505 | 682
Provision for credit loss expense | 0 | 46 | 0 | (30)
Initial allowance on loans purchased with credit deterioration |  |  | 0 |
Loans charged-off | 0 | 0 | 0 | 0
Recoveries collected | 0 | 0 | 0 | 0
Ending Balance | $ 0 | $ 652 | 0 | $ 652
Unallocated | Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | 0 |
Unallocated | Impact of ASC 326 Adoption | Impact of adopting ASC 326 |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | (505) |
Unallocated | Impact of ASC 326 Adoption | Impact of adopting ASC 326 - PCD Loans |  |  |  |
Allowance for Credit Losses [Roll Forward] |  |  |  |
Beginning Balance |  |  | $ 0 |

X
- Definition Amount of loans and leases that have been written off from both loan receivables and allowance reserve for credit loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 + Details
Name: | us-gaap_AllowanceForLoanAndLeaseLossesWriteOffs
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of increase in allowance for credit loss on financing receivable purchased with credit deterioration. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossPurchasedWithCreditDeteriorationIncrease
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(7)(2)) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121599878&loc=SL82895884-210446 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLosses
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of increase in allowance for credit loss on financing receivable from recovery. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 55 -Paragraph 79 -URI http://asc.fasb.org/extlink&oid=121647567&loc=SL82922352-210448 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (c)(4) -URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953423-111524 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesRecovery
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of credit loss expense (reversal of expense) for financing receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(11)) -URI http://asc.fasb.org/extlink&oid=120399700&loc=SL114874048-224260 + Details
Name: | us-gaap_ProvisionForLoanLossesExpensed
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Details
Name: | srt_CumulativeEffectPeriodOfAdoptionAxis=srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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_ConsumerLoanMember
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_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_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis=us-gaap_UnallocatedFinancingReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |