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Loans and Allowance for Credit Losses - Nonaccrual Loans, Excluding Loans Acquired, Segregated by Class of Loans (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Financing Receivable, Past Due [Line Items] |  |
Loans in nonaccrual status | $ 100,865 | $ 83,325
Consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Loans in nonaccrual status | 1,018 | 1,076
Consumer | Credit cards |  |
Financing Receivable, Past Due [Line Items] |  |
Loans in nonaccrual status | 563 | 487
Consumer | Other consumer |  |
Financing Receivable, Past Due [Line Items] |  |
Loans in nonaccrual status | 455 | 589
Real Estate |  |
Financing Receivable, Past Due [Line Items] |  |
Loans in nonaccrual status | 63,587 | 41,626
Real Estate | Construction and development |  |
Financing Receivable, Past Due [Line Items] |  |
Loans in nonaccrual status | 5,497 | 2,457
Real Estate | Single family residential |  |
Financing Receivable, Past Due [Line Items] |  |
Loans in nonaccrual status | 31,072 | 27,209
Real Estate | Other commercial |  |
Financing Receivable, Past Due [Line Items] |  |
Loans in nonaccrual status | 27,018 | 11,960
Commercial |  |
Financing Receivable, Past Due [Line Items] |  |
Loans in nonaccrual status | 36,257 | 40,620
Commercial | Commercial |  |
Financing Receivable, Past Due [Line Items] |  |
Loans in nonaccrual status | 35,648 | 39,886
Commercial | Agricultural |  |
Financing Receivable, Past Due [Line Items] |  |
Loans in nonaccrual status | 609 | 734
Other |  |
Financing Receivable, Past Due [Line Items] |  |
Loans in nonaccrual status | $ 3 | $ 3

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