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Loans and Allowance for Credit Losses - Schedule of Amortized Cost and Unpaid Principal for Impaired Loans (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Amortized Cost | $ 4,324,758 | $ 4,120,291
Unpaid Principal | 4,338,550 | 4,136,981
Difference | (13,792) | (16,690)
Allowance for credit losses | (34,970) | (42,807)
Loans, net | 4,289,788 | 4,077,484
Commercial real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Amortized Cost | 768,711 | 678,144
Unpaid Principal | 769,682 | 679,239
Difference | (971) | (1,095)
Construction, land development, land |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Amortized Cost | 110,071 | 90,976
Unpaid Principal | 110,456 | 91,147
Difference | (385) | (171)
1-4 family residential |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Amortized Cost | 130,628 | 125,981
Unpaid Principal | 130,830 | 126,185
Difference | (202) | (204)
Farmland |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Amortized Cost | 67,913 | 68,934
Unpaid Principal | 68,090 | 69,185
Difference | (177) | (251)
Commercial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Amortized Cost | 1,218,892 | 1,251,110
Unpaid Principal | 1,227,039 | 1,262,493
Difference | (8,147) | (11,383)
Factored receivables |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Amortized Cost | 1,173,794 | 1,237,449
Unpaid Principal | 1,177,702 | 1,241,032
Difference | (3,908) | (3,583)
Consumer |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Amortized Cost | 8,409 | 8,868
Unpaid Principal | 8,411 | 8,871
Difference | (2) | (3)
Mortgage warehouse |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Amortized Cost | 846,340 | 658,829
Unpaid Principal | 846,340 | 658,829
Difference | $ 0 | $ 0

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