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Loans and Loans Held for Sale - Summary of Restructured Loans (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | $ 2,211 | $ 17,575
Commercial real estate | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 0 | 1,300
Commercial and industrial | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 0 | 11,221
Commercial construction | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 0 | 2,087
Business banking | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 154 | 1,721
Consumer real estate | Consumer |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 2,046 | 1,246
Other consumer | Consumer |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 11 | 0
Total TDRs |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 11,785 | 31,695
Total TDRs | Commercial real estate | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 0 | 1,697
Total TDRs | Commercial and industrial | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 626 | 15,637
Total TDRs | Commercial construction | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 1,655 | 4,277
Total TDRs | Business banking | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 1,525 | 2,554
Total TDRs | Consumer real estate | Consumer |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 7,966 | 7,527
Total TDRs | Other consumer | Consumer |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 13 | 3
Accruing TDRs |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 8,891 | 9,921
Accruing TDRs | Commercial real estate | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 0 | 0
Accruing TDRs | Commercial and industrial | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 626 | 748
Accruing TDRs | Commercial construction | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 1,655 | 2,190
Accruing TDRs | Business banking | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 438 | 858
Accruing TDRs | Consumer real estate | Consumer |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 6,168 | 6,122
Accruing TDRs | Other consumer | Consumer |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 4 | 3
Nonaccruing TDRs |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 2,894 | 21,774
Nonaccruing TDRs | Commercial real estate | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 0 | 1,697
Nonaccruing TDRs | Commercial and industrial | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 0 | 14,889
Nonaccruing TDRs | Commercial construction | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 0 | 2,087
Nonaccruing TDRs | Business banking | Commercial |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 1,087 | 1,696
Nonaccruing TDRs | Consumer real estate | Consumer |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | 1,798 | 1,405
Nonaccruing TDRs | Other consumer | Consumer |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |
Restructured loans | $ 9 | $ 0

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