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Loans and Allowance for Credit Losses - Schedule of Nonperforming Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Nonaccrual loans | $ 15,034 | $ 34,073
Factored receivables greater than 90 days past due | 39,268 | 72,774
Troubled Debt Restructuring |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Nonaccrual loans | 3,912 | 13,321
Factored receivables |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Nonaccrual loans | 0 | 0
Factored receivables greater than 90 days past due | 39,134 | 72,717
Nonperforming Loans |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Nonaccrual loans | 15,034 | 34,073
Other nonperforming factored receivables | 1,428 | 10,029
Troubled debt restructurings accruing interest | 765 | 3
Total loans | 46,284 | 58,032
Nonperforming Loans | Factored receivables |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Factored receivables greater than 90 days past due | $ 29,057 | $ 13,927

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