XML 71 R59.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

FAIR VALUE MEASURES - Fair Value Measurements of Assets Measured at Fair Value on Non-Recurring Basis (Details) - Fair Value, Measurements, Nonrecurring - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total nonrecurring assets at fair value | $ 47,707 | $ 42,302
Collateral-dependent loans |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total nonrecurring assets at fair value | 47,147 | 36,978
Other real estate owned |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total nonrecurring assets at fair value | 560 | 5,324
Level 1 |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total nonrecurring assets at fair value | 0 | 0
Level 1 | Collateral-dependent loans |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total nonrecurring assets at fair value | 0 | 0
Level 1 | Other real estate owned |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total nonrecurring assets at fair value | 0 | 0
Level 2 |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total nonrecurring assets at fair value | 0 | 0
Level 2 | Collateral-dependent loans |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total nonrecurring assets at fair value | 0 | 0
Level 2 | Other real estate owned |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total nonrecurring assets at fair value | 0 | 0
Level 3 |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total nonrecurring assets at fair value | 47,707 | 42,302
Level 3 | Collateral-dependent loans |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total nonrecurring assets at fair value | 47,147 | 36,978
Level 3 | Other real estate owned |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Total nonrecurring assets at fair value | $ 560 | $ 5,324

X
- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482106/820-10-50-2 + Details
Name: | us-gaap_AssetsFairValueDisclosure
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_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisValuationTechniquesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsNonrecurringMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=abcb_ImpairedLoansFairValueDisclosureMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=abcb_OtherRealEstateOwnedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel1Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel2Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FairValueByFairValueHierarchyLevelAxis=us-gaap_FairValueInputsLevel3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |