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Summary of Nonaccrual Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
--- | --- | ---
Financing Receivable Impaired [Line Items] |  |  |
TDRs on nonaccrual status | $ 24,766 | $ 29,348 |
Financing Receivable, Nonaccrual | 45,892 | 45,413 | [1]
Commercial and Industrial [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, Nonaccrual | 22,574 | 26,310 |
Commercial Real Estate [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, Nonaccrual | 3,016 | 3,015 |
Construction Loans [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, Nonaccrual | 0 | 311 |
Small Business [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, Nonaccrual | 311 | 235 |
Residential Real Estate [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, Nonaccrual | 13,360 | 8,251 |
Home Equity [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, Nonaccrual | 6,570 | 7,278 |
Consumer Portfolio Segment [Member] |  |  |
Financing Receivable Impaired [Line Items] |  |  |
Financing Receivable, Nonaccrual | $ 61 | $ 13 |
[1] | (1) Included in these amounts were $24.8 million and $29.3 million of nonaccruing TDRs at December 31, 2019 and 2018, respectively.

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