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Allowance for Credit Losses - Non-accrual Basis By Loan Class (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Loan loss allowances, financing receivable past due |  |
Non-accrual loans, total | $ 153,882 | $ 169,136
Non-accrual loans with no credit allowance | 76,871 | 76,313
Commercial, financial and agricultural | Domestic | Commercial |  |
Loan loss allowances, financing receivable past due |  |
Non-accrual loans, total | 52,290 | 52,110
Non-accrual loans with no credit allowance | 51,670 | 51,276
Commercial, financial and agricultural | Domestic | Commercial real estate: farmland & commercial |  |
Loan loss allowances, financing receivable past due |  |
Non-accrual loans, total | 58,735 | 65,733
Non-accrual loans with no credit allowance | 20,045 | 24,757
Commercial, financial and agricultural | Domestic | Commercial real estate: multifamily |  |
Loan loss allowances, financing receivable past due |  |
Non-accrual loans, total | 42,763 | 42,964
Non-accrual loans with no credit allowance | 5,062 | 73
Commercial real estate | Domestic | Commercial real estate construction development |  |
Loan loss allowances, financing receivable past due |  |
Non-accrual loans, total |  | 8,195
Non-accrual loans with no credit allowance |  | 73
Real estate - mortgage | Domestic | Residential First Lien |  |
Loan loss allowances, financing receivable past due |  |
Non-accrual loans, total | 94 | 134
Non-accrual loans with no credit allowance | $ 94 | $ 134

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