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Loans and Loans Held for Sale - Restructured Loans By Segment and Type of Concession (Details) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 USD ($) loan | Jun. 30, 2019 USD ($) loan | Jun. 30, 2020 USD ($) loan | Jun. 30, 2019 USD ($) loan
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan | [1] | 11 | 14 |  | 20 | 25 |
Pre-Modification Outstanding Recorded Investment | [1],[2] | $ 1,370,000 | $ 6,504,000 |  | $ 8,341,000 | $ 11,577,000 |
Post-Modification Outstanding Recorded Investment | [1],[2] | 1,304,000 | 6,427,000 |  | 7,853,000 | 11,248,000 |
Total Difference in Recorded Investment | [1] | $ (66,000) | $ (77,000) |  | $ (488,000) | $ (329,000) |
Principal deferral and maturity date extension |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  | 0 |  |  | 2 |  |
Pre-Modification Outstanding Recorded Investment | [2] | $ 0 |  |  | $ 4,677,000 |  |
Post-Modification Outstanding Recorded Investment | [2] | 0 |  |  | 4,278,000 |  |
Total Difference in Recorded Investment |  | $ 0 |  |  | $ (399,000) |  |
Maturity date extension and interest rate reduction |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  | 1 | 1 |  | 1 | 2 |
Pre-Modification Outstanding Recorded Investment | [2] | $ 75,000 | $ 151,000 |  | $ 75,000 | $ 4,902,000 |
Post-Modification Outstanding Recorded Investment | [2] | 75,000 | 148,000 |  | 75,000 | 4,677,000 |
Total Difference in Recorded Investment |  | $ 0 | $ (3,000) |  | $ 0 | $ (225,000) |
Payment deferral resulting in payment delay |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans |  | 1 |  |  | 1 |  |
Pre-Modification Outstanding Recorded Investment | [2] | $ 93,000 |  |  | $ 93,000 |  |
Post-Modification Outstanding Recorded Investment | [2] | 27,000 |  |  | 27,000 |  |
Total Difference in Recorded Investment |  | $ (66,000) |  |  | $ (66,000) |  |
Maturity date extension |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  | 2 | 1 |  | 3 | 1 |
Pre-Modification Outstanding Recorded Investment | [2] | $ 701,000 | $ 1,322,000 |  | $ 2,592,000 | $ 1,322,000 |
Post-Modification Outstanding Recorded Investment | [2] | 701,000 | 1,311,000 |  | 2,572,000 | 1,311,000 |
Total Difference in Recorded Investment |  | $ 0 | $ (11,000) |  | $ (20,000) | $ (11,000) |
Consumer bankruptcy |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  | 5 | 10 | [3] | 10 | 19 | [3]
Pre-Modification Outstanding Recorded Investment |  | $ 351,000 | $ 232,000 | [2],[3] | $ 727,000 | $ 473,000 | [2],[3]
Post-Modification Outstanding Recorded Investment |  | 351,000 | 229,000 | [2],[3] | 724,000 | 440,000 | [2],[3]
Total Difference in Recorded Investment |  | $ 0 | $ (3,000) | [3] | $ (3,000) | $ (33,000) | [3]
Interest rate reduction |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  |  | 1 |  |  | 2 |
Pre-Modification Outstanding Recorded Investment | [2] |  | $ 109,000 |  |  | $ 190,000 |
Post-Modification Outstanding Recorded Investment | [2] |  | 108,000 |  |  | 189,000 |
Total Difference in Recorded Investment |  |  | $ (1,000) |  |  | $ (1,000) |
Maturity date extension and payment reduction |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  | 2 |  |  | 3 |  |
Pre-Modification Outstanding Recorded Investment | [2] | $ 150,000 |  |  | $ 177,000 |  |
Post-Modification Outstanding Recorded Investment | [2] | 150,000 |  |  | 177,000 |  |
Total Difference in Recorded Investment |  | $ 0 |  |  | $ 0 |  |
Principal forgiveness |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  |  | 1 |  |  | 1 |
Pre-Modification Outstanding Recorded Investment | [2] |  | $ 4,690,000 |  |  | $ 4,690,000 |
Post-Modification Outstanding Recorded Investment | [2] |  | 4,631,000 |  |  | 4,631,000 |
Total Difference in Recorded Investment |  |  | $ (59,000) |  |  | $ (59,000) |
Commercial real estate |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  | 0 | 3 |  | 1 | 3 |
Pre-Modification Outstanding Recorded Investment | [2] | $ 0 | $ 6,163,000 |  | $ 2,210,000 | $ 6,163,000 |
Post-Modification Outstanding Recorded Investment | [2] | 0 | 6,090,000 |  | 2,210,000 | 6,090,000 |
Total Difference in Recorded Investment |  | $ 0 | $ (73,000) |  | $ 0 | $ (73,000) |
Commercial real estate | Principal deferral and maturity date extension |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  | 0 |  |  | 1 |  |
Pre-Modification Outstanding Recorded Investment | [2] | $ 0 |  |  | $ 2,210,000 |  |
Post-Modification Outstanding Recorded Investment | [2] | 0 |  |  | 2,210,000 |  |
Total Difference in Recorded Investment |  | $ 0 |  |  | $ 0 |  |
Commercial real estate | Maturity date extension and interest rate reduction |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  |  | 1 |  |  | 1 |
Pre-Modification Outstanding Recorded Investment | [2] |  | $ 151,000 |  |  | $ 151,000 |
Post-Modification Outstanding Recorded Investment | [2] |  | 148,000 |  |  | 148,000 |
Total Difference in Recorded Investment |  |  | $ (3,000) |  |  | $ (3,000) |
Commercial real estate | Maturity date extension |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  |  | 1 |  |  | 1 |
Pre-Modification Outstanding Recorded Investment | [2] |  | $ 1,322,000 |  |  | $ 1,322,000 |
Post-Modification Outstanding Recorded Investment | [2] |  | 1,311,000 |  |  | 1,311,000 |
Total Difference in Recorded Investment |  |  | $ (11,000) |  |  | $ (11,000) |
Commercial real estate | Principal forgiveness |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  |  | 1 |  |  | 1 |
Pre-Modification Outstanding Recorded Investment | [2] |  | $ 4,690,000 |  |  | $ 4,690,000 |
Post-Modification Outstanding Recorded Investment | [2] |  | 4,631,000 |  |  | 4,631,000 |
Total Difference in Recorded Investment |  |  | $ (59,000) |  |  | $ (59,000) |
Commercial and industrial |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  | 2 | 0 |  | 3 | 1 |
Pre-Modification Outstanding Recorded Investment | [2] | $ 168,000 | $ 0 |  | $ 2,635,000 | $ 4,751,000 |
Post-Modification Outstanding Recorded Investment | [2] | 102,000 | 0 |  | 2,170,000 | 4,529,000 |
Total Difference in Recorded Investment |  | $ (66,000) | $ 0 |  | $ (465,000) | $ (222,000) |
Commercial and industrial | Principal deferral and maturity date extension |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans |  | 0 |  |  | 1 |  |
Pre-Modification Outstanding Recorded Investment | [2] | $ 0 |  |  | $ 2,467,000 |  |
Post-Modification Outstanding Recorded Investment | [2] | 0 |  |  | 2,068,000 |  |
Total Difference in Recorded Investment |  | $ 0 |  |  | $ (399,000) |  |
Commercial and industrial | Maturity date extension and interest rate reduction |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  | 1 | 0 |  | 1 | 1 |
Pre-Modification Outstanding Recorded Investment | [2] | $ 75,000 | $ 0 |  | $ 75,000 | $ 4,751,000 |
Post-Modification Outstanding Recorded Investment | [2] | 75,000 | 0 |  | 75,000 | 4,529,000 |
Total Difference in Recorded Investment |  | $ 0 | $ 0 |  | $ 0 | $ (222,000) |
Commercial and industrial | Payment deferral resulting in payment delay |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans |  | 1 |  |  | 1 |  |
Pre-Modification Outstanding Recorded Investment | [2] | $ 93,000 |  |  | $ 93,000 |  |
Post-Modification Outstanding Recorded Investment | [2] | 27,000 |  |  | 27,000 |  |
Total Difference in Recorded Investment |  | $ (66,000) |  |  | $ (66,000) |  |
Commercial construction |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  | 2 | 0 |  | 3 | 0 |
Pre-Modification Outstanding Recorded Investment | [2] | $ 701,000 | $ 0 |  | $ 2,592,000 | $ 0 |
Post-Modification Outstanding Recorded Investment | [2] | 701,000 | 0 |  | 2,572,000 | 0 |
Total Difference in Recorded Investment |  | $ 0 | $ 0 |  | $ (20,000) | $ 0 |
Commercial construction | Maturity date extension |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  | 2 |  |  | 3 |  |
Pre-Modification Outstanding Recorded Investment | [2] | $ 701,000 |  |  | $ 2,592,000 |  |
Post-Modification Outstanding Recorded Investment | [2] | 701,000 |  |  | 2,572,000 |  |
Total Difference in Recorded Investment |  | $ 0 |  |  | $ (20,000) |  |
Residential Mortgage |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  | 3 | 2 |  | 4 | 3 |
Pre-Modification Outstanding Recorded Investment | [2] | $ 310,000 | $ 116,000 |  | $ 337,000 | $ 166,000 |
Post-Modification Outstanding Recorded Investment | [2] | 310,000 | 115,000 |  | 337,000 | 163,000 |
Total Difference in Recorded Investment |  | $ 0 | $ (1,000) |  | $ 0 | $ (3,000) |
Residential Mortgage | Consumer bankruptcy |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan | [3] | 1 | 2 |  | 1 | 3 |
Pre-Modification Outstanding Recorded Investment | [2],[3] | $ 160,000 | $ 116,000 |  | $ 160,000 | $ 166,000 |
Post-Modification Outstanding Recorded Investment | [2],[3] | 160,000 | 115,000 |  | 160,000 | 163,000 |
Total Difference in Recorded Investment | [3] | $ 0 | $ (1,000) |  | $ 0 | $ (3,000) |
Residential Mortgage | Maturity date extension and payment reduction |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  | 2 |  |  | 3 |  |
Pre-Modification Outstanding Recorded Investment | [2] | $ 150,000 |  |  | $ 177,000 |  |
Post-Modification Outstanding Recorded Investment | [2] | 150,000 |  |  | 177,000 |  |
Total Difference in Recorded Investment |  | $ 0 |  |  | $ 0 |  |
Home equity |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  | 4 | 7 |  | 9 | 15 |
Pre-Modification Outstanding Recorded Investment | [2] | $ 191,000 | $ 216,000 |  | $ 567,000 | $ 488,000 |
Post-Modification Outstanding Recorded Investment | [2] | 191,000 | 213,000 |  | 564,000 | 457,000 |
Total Difference in Recorded Investment |  | $ 0 | $ (3,000) |  | $ (3,000) | $ (31,000) |
Home equity | Consumer bankruptcy |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan | [3] | 4 | 6 |  | 9 | 13 |
Pre-Modification Outstanding Recorded Investment | [2],[3] | $ 191,000 | $ 107,000 |  | $ 567,000 | $ 298,000 |
Post-Modification Outstanding Recorded Investment | [2],[3] | 191,000 | 105,000 |  | 564,000 | 268,000 |
Total Difference in Recorded Investment | [3] | $ 0 | $ (2,000) |  | $ (3,000) | $ (30,000) |
Home equity | Interest rate reduction |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  |  | 1 |  |  | 2 |
Pre-Modification Outstanding Recorded Investment | [2] |  | $ 109,000 |  |  | $ 190,000 |
Post-Modification Outstanding Recorded Investment | [2] |  | 108,000 |  |  | 189,000 |
Total Difference in Recorded Investment |  |  | $ (1,000) |  |  | $ (1,000) |
Installment and other consumer |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan |  |  | 2 |  |  | 3 |
Pre-Modification Outstanding Recorded Investment | [2] |  | $ 9,000 |  |  | $ 9,000 |
Post-Modification Outstanding Recorded Investment | [2] |  | 9,000 |  |  | 9,000 |
Total Difference in Recorded Investment |  |  | $ 0 |  |  | $ 0 |
Installment and other consumer | Consumer bankruptcy |  |  |  |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |  |  |  |
Number of Loans | loan | [3] |  | 2 |  |  | 3 |
Pre-Modification Outstanding Recorded Investment | [2],[3] |  | $ 9,000 |  |  | $ 9,000 |
Post-Modification Outstanding Recorded Investment | [2],[3] |  | 9,000 |  |  | 9,000 |
Total Difference in Recorded Investment | [3] |  | $ 0 |  |  | $ 0 |
[1] | Refer to Note 1, Basis of Presentation for details of reclassification of our portfolio segments related to the adoption of ASU 2016-13 Financial Instruments - Credit Losses (Topic 326): Measurement of Credit Losses on Financial Instrument.
[2] | Excludes loans that were fully paid off or fully charged-off by period end. The pre-modification balance represents the balance outstanding prior to modification. The post-modification balance represents the outstanding balance at period end.
[3] | Consumer bankruptcy loans where the debt has been legally discharged through the bankruptcy court and not reaffirmed.

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