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Loans and Leases Receivable and Allowance for Credit Losses on Loans and Leases - Schedule of Loan Purchases and Sales (Details) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2022 | Mar. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Purchases | $ 206,330 | $ 115,849
Sales | $ 14,281 | $ 39,534
Purchase price as a percentage of loans outstanding | 98.10% | 101.00%
Net gain on sale of loans | $ 2,100 | $ 1,600
Residential real estate |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Purchases | 146,874 | 0
Installment |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Purchases | 59,456 | 115,849
Commercial and industrial |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Sales | 8,840 | 18,931
Commercial real estate owner occupied |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Sales | 5,441 | 2,237
Commercial real estate non-owner occupied |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Sales | $ 0 | $ 18,366

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