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Loans, Troubled Debt Restructurings Segregated by Class (Details) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2020 USD ($) Loan | Jun. 30, 2019 USD ($) Loan | Jun. 30, 2020 USD ($) Loan | Jun. 30, 2019 USD ($) Loan | Dec. 31, 2019 USD ($) Loan
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Number of Loans | Loan | 11 | 10 | 34 | 23 | 35
Pre-Modification Outstanding Recorded Investment | $ 3,619 |  | $ 11,213 |  |
Post-Modification Outstanding Balance | 3,606 | $ 4,104 | 11,128 | $ 7,299 | $ 9,076
Commitment to extend additional credit on loans modified in TDRs | $ 83 |  | $ 83 |  | 82
Defaulted restructured loans, number of loans | Loan | 2 |  | 4 |  |
Defaulted restructured loans, recorded balance | $ 162 |  | $ 435 |  |
Term Modification [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Pre-Modification Outstanding Recorded Investment | 1,275 |  | 8,869 |  |
Post-Modification Outstanding Balance | 1,262 | 3,824 | 8,784 | 6,237 | 8,133
Rate Modification [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Post-Modification Outstanding Balance |  | 0 |  | 0 | 0
Combination [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Pre-Modification Outstanding Recorded Investment | 2,344 |  | 2,344 |  |
Post-Modification Outstanding Balance | $ 2,344 | $ 280 | $ 2,344 | $ 1,062 | $ 943
Commercial [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Number of Loans | Loan | 10 |  | 32 |  |
Pre-Modification Outstanding Recorded Investment | $ 3,074 |  | $ 10,280 |  |
Post-Modification Outstanding Balance | 3,073 |  | 10,207 |  |
Commercial [Member] | Term Modification [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Pre-Modification Outstanding Recorded Investment | 730 |  | 7,936 |  |
Post-Modification Outstanding Balance | 729 |  | 7,863 |  |
Commercial [Member] | Combination [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Pre-Modification Outstanding Recorded Investment | 2,344 |  | 2,344 |  |
Post-Modification Outstanding Balance | $ 2,344 |  | $ 2,344 |  |
Commercial [Member] | Commercial Real Estate Residential [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Number of Loans | Loan | 3 |  | 11 |  |
Pre-Modification Outstanding Recorded Investment | $ 2,005 |  | $ 6,402 |  |
Post-Modification Outstanding Balance | $ 2,005 |  | $ 6,404 |  |
Defaulted restructured loans, number of loans | Loan | 1 |  | 1 |  |
Defaulted restructured loans, recorded balance | $ 67 |  | $ 67 |  |
Commercial [Member] | Commercial Real Estate Residential [Member] | Term Modification [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Pre-Modification Outstanding Recorded Investment | 196 |  | 4,593 |  |
Post-Modification Outstanding Balance | 196 |  | 4,595 |  |
Commercial [Member] | Commercial Real Estate Residential [Member] | Combination [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Pre-Modification Outstanding Recorded Investment | 1,809 |  | 1,809 |  |
Post-Modification Outstanding Balance | $ 1,809 |  | $ 1,809 |  |
Commercial [Member] | Commercial Real Estate Nonresidential [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Number of Loans | Loan | 3 |  | 12 |  |
Pre-Modification Outstanding Recorded Investment | $ 929 |  | $ 3,274 |  |
Post-Modification Outstanding Balance | 929 |  | 3,265 |  |
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | Term Modification [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Pre-Modification Outstanding Recorded Investment | 419 |  | 2,764 |  |
Post-Modification Outstanding Balance | 419 |  | 2,755 |  |
Commercial [Member] | Commercial Real Estate Nonresidential [Member] | Combination [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Pre-Modification Outstanding Recorded Investment | 510 |  | 510 |  |
Post-Modification Outstanding Balance | $ 510 |  | $ 510 |  |
Commercial [Member] | Commercial Other [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Number of Loans | Loan | 4 | 4 | 9 | 11 | 17
Pre-Modification Outstanding Recorded Investment | $ 140 |  | $ 604 |  |
Post-Modification Outstanding Balance | $ 139 | $ 138 | $ 538 | $ 1,400 | $ 1,829
Defaulted restructured loans, number of loans | Loan | 1 |  | 3 |  |
Defaulted restructured loans, recorded balance | $ 95 |  | $ 368 |  |
Commercial [Member] | Commercial Other [Member] | Term Modification [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Pre-Modification Outstanding Recorded Investment | 115 |  | 579 |  |
Post-Modification Outstanding Balance | 114 | 138 | 513 | 1,260 | 1,565
Commercial [Member] | Commercial Other [Member] | Rate Modification [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Post-Modification Outstanding Balance |  | 0 |  | 0 | 0
Commercial [Member] | Commercial Other [Member] | Combination [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Pre-Modification Outstanding Recorded Investment | 25 |  | 25 |  |
Post-Modification Outstanding Balance | $ 25 | $ 0 | $ 25 | $ 140 | $ 264
Commercial [Member] | Real Estate Mortgage [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Number of Loans | Loan |  | 5 |  | 10 | 17
Post-Modification Outstanding Balance |  | $ 3,723 |  | $ 5,193 | $ 6,784
Commercial [Member] | Real Estate Mortgage [Member] | Term Modification [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Post-Modification Outstanding Balance |  | 3,686 |  | 4,514 | 6,105
Commercial [Member] | Real Estate Mortgage [Member] | Rate Modification [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Post-Modification Outstanding Balance |  | 0 |  | 0 | 0
Commercial [Member] | Real Estate Mortgage [Member] | Combination [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Post-Modification Outstanding Balance |  | $ 37 |  | $ 679 | $ 679
Residential [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Number of Loans | Loan | 1 |  | 2 |  |
Pre-Modification Outstanding Recorded Investment | $ 545 |  | $ 933 |  |
Post-Modification Outstanding Balance | 533 |  | 921 |  |
Residential [Member] | Term Modification [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Pre-Modification Outstanding Recorded Investment | 545 |  | 933 |  |
Post-Modification Outstanding Balance | 533 |  | 921 |  |
Residential [Member] | Combination [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Pre-Modification Outstanding Recorded Investment | 0 |  | 0 |  |
Post-Modification Outstanding Balance | $ 0 |  | $ 0 |  |
Residential [Member] | Real Estate Mortgage [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Number of Loans | Loan | 1 | 1 | 2 | 2 | 1
Pre-Modification Outstanding Recorded Investment | $ 545 |  | $ 933 |  |
Post-Modification Outstanding Balance | 533 | $ 243 | 921 | $ 706 | $ 463
Residential [Member] | Real Estate Mortgage [Member] | Term Modification [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Pre-Modification Outstanding Recorded Investment | 545 |  | 933 |  |
Post-Modification Outstanding Balance | 533 | 0 | 921 | 463 | 463
Residential [Member] | Real Estate Mortgage [Member] | Rate Modification [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Post-Modification Outstanding Balance |  | 0 |  | 0 | 0
Residential [Member] | Real Estate Mortgage [Member] | Combination [Member] |  |  |  |  |
Troubled Debt Restructurings Segregated by Class [Abstract] |  |  |  |  |
Pre-Modification Outstanding Recorded Investment | 0 |  | 0 |  |
Post-Modification Outstanding Balance | $ 0 | $ 243 | $ 0 | $ 243 | $ 0

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