XML 60 R48.htm IDEA: XBRL DOCUMENT
v3.25.1

LOANS AND ALLOWANCE FOR CREDIT LOSSES - Allowance for Loan Losses (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance, Allowance | $ 338,084 | $ 307,100
Provision for loan losses | 16,519 | 25,523
Loans charged off | (15,384) | (18,457)
Recoveries of loans previously charged off | 6,336 | 5,857
Ending balance, Allowance | 345,555 | 320,023
Commercial and industrial |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance, Allowance | 87,242 | 64,053
Provision for loan losses | 3,388 | 12,147
Loans charged off | (11,859) | (15,295)
Recoveries of loans previously charged off | 3,850 | 2,899
Ending balance, Allowance | 82,621 | 63,804
Consumer |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance, Allowance | 7,327 | 3,952
Provision for loan losses | (537) | 766
Loans charged off | (940) | (1,156)
Recoveries of loans previously charged off | 295 | 377
Ending balance, Allowance | 6,145 | 3,939
Mortgage warehouse |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance, Allowance | 2,262 | 1,678
Provision for loan losses | (438) | 145
Loans charged off | 0 | 0
Recoveries of loans previously charged off | 0 | 0
Ending balance, Allowance | 1,824 | 1,823
Municipal |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance, Allowance | 58 | 345
Provision for loan losses | (1) | (282)
Loans charged off | 0 | 0
Recoveries of loans previously charged off | 0 | 0
Ending balance, Allowance | 57 | 63
Premium finance |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance, Allowance | 736 | 602
Provision for loan losses | 195 | (431)
Loans charged off | (2,329) | (2,006)
Recoveries of loans previously charged off | 2,080 | 2,451
Ending balance, Allowance | 682 | 616
Real estate – construction and development |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance, Allowance | 60,421 | 61,017
Provision for loan losses | 8,661 | 11,148
Loans charged off | 0 | 0
Recoveries of loans previously charged off | 4 | 3
Ending balance, Allowance | 69,086 | 72,168
Real estate – commercial and farmland |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance, Allowance | 118,377 | 110,097
Provision for loan losses | (20) | 474
Loans charged off | 0 | 0
Recoveries of loans previously charged off | 35 | 85
Ending balance, Allowance | 118,392 | 110,656
Real estate – residential |  |
Financing Receivable, Allowance for Credit Loss [Roll Forward] |  |
Beginning balance, Allowance | 61,661 | 65,356
Provision for loan losses | 5,271 | 1,556
Loans charged off | (256) | 0
Recoveries of loans previously charged off | 72 | 42
Ending balance, Allowance | $ 66,748 | $ 66,954

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 Amount of increase in allowance for credit loss on financing receivable from recovery. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11B -Subparagraph (c)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-11B Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + 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 writeoff of financing receivable, charged against allowance for credit loss. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11B -Subparagraph (c)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-11B Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-6 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 + Details
Name: | us-gaap_FinancingReceivableAllowanceForCreditLossesWriteOffs
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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 -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(11)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478524/942-220-S99-1 + Details
Name: | us-gaap_ProvisionForLoanLossesExpensed
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=abcb_MortgageWarehousePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=abcb_MunicipalPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=abcb_PremiumFinancePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=abcb_ConstructionAndDevelopmentPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_CommercialRealEstatePortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancingReceivablePortfolioSegmentAxis=us-gaap_ResidentialPortfolioSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |