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Loans, Allowance for Credit Losses and Credit Quality Finance Receivable, Nonaccrual (Details) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Financing Receivable, Nonaccrual [Line Items] |  |  |
Finance Receivable, Nonaccrual, with allowance | [1] | $ 31,368 | $ 27,199
Financing Receivable, Nonaccrual, No Allowance | [1] | 25,250 | 621
Tdrs Recorded Investment On Nonaccrual Status |  | 1,972 | 1,993
Financing Receivable Recorded Investment Trouble Debt Restructuring |  | 15,260 | 16,628
Additional Commitments To Lend To Borrower For Trouble Debt Restructuring |  | 174 | 190
Financing Receivable, Nonaccrual | [1] | 56,618 | 27,820
Tdrs Recorded Investment On Accrual Status |  | 13,288 | 14,635
Commercial And Industrial [Member] |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |
Finance Receivable, Nonaccrual, with allowance |  | 3,498 | 3,420
Financing Receivable, Nonaccrual, No Allowance |  | 19 | 19
Financing Receivable, Nonaccrual |  | 3,517 | 3,439
Commercial Real Estate [Member] |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |
Finance Receivable, Nonaccrual, with allowance |  | 15,835 | 10,870
Financing Receivable, Nonaccrual, No Allowance |  | 24,635 | 0
Financing Receivable, Nonaccrual |  | 40,470 | 10,870
Small Business [Member] |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |
Finance Receivable, Nonaccrual, with allowance |  | 20 | 44
Financing Receivable, Nonaccrual, No Allowance |  | 0 |
Financing Receivable, Nonaccrual |  | 20 | 44
Residential Real Estate [Member] |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |
Finance Receivable, Nonaccrual, with allowance |  | 7,861 | 8,580
Financing Receivable, Nonaccrual, No Allowance |  | 596 | 602
Financing Receivable, Nonaccrual |  | 8,457 | 9,182
Home Equity Line of Credit [Member] |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |
Finance Receivable, Nonaccrual, with allowance |  | 3,761 | 3,781
Financing Receivable, Nonaccrual, No Allowance |  | 0 | 0
Financing Receivable, Nonaccrual |  | 3,761 | 3,781
Consumer - Other [Member] |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |
Finance Receivable, Nonaccrual, with allowance |  | 393 | 504
Financing Receivable, Nonaccrual, No Allowance |  | 0 | 0
Financing Receivable, Nonaccrual |  | $ 393 | $ 504
[1] | Included in these amounts were $2.0 million of nonaccruing TDRs at both March 31, 2022 and December 31, 2021, respectively.

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