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Loans - Narrative, Troubled Debt Restructurings (Details) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2020 USD ($) contract numberOfBorrowers | Jun. 30, 2019 contract | Jun. 30, 2020 USD ($) contract loan numberOfBorrowers | Jun. 30, 2019 USD ($) contract | Dec. 31, 2019 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Number of relationships (contract) | 4 | 0 | 3 | 2 |
Pre-Modification Outstanding Recorded Investment |  |  | $ 731 | $ 2,836 |
Post-Modification Outstanding Recorded Investment |  |  | $ 731 | $ 2,836 |
Number of borrowers | numberOfBorrowers | 3 |  | 3 |  |
Troubled debt restructurings | $ 17,700 |  | $ 17,700 |  | $ 18,500
Number of TDR loans restructured that subsequently defaulted (contract) | contract |  |  | 0 | 0 |
COVID-19 |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Non-TDR loan restructuring modifications (contracts) | loan |  |  | 262 |  |
Loans | 345,900 |  | $ 345,900 |  |
Deferred interest payback period, maximum |  |  | 18 months |  |
COVID-19 | Principal deferral (interest only) |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Non-TDR loan restructuring modifications (contracts) | loan |  |  | 60 |  |
Loans | 142,500 |  | $ 142,500 |  |
COVID-19 | Deferrable notes |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Non-TDR loan restructuring modifications (contracts) | loan |  |  | 202 |  |
Loans | $ 203,400 |  | $ 203,400 |  |
Residential |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Number of relationships (contract) | loan |  |  | 1 |  |
Pre-Modification Outstanding Recorded Investment |  |  | $ 187 |  |
Post-Modification Outstanding Recorded Investment |  |  | $ 187 |  |
Consumer |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Number of relationships (contract) | contract |  |  |  | 1 |
Pre-Modification Outstanding Recorded Investment |  |  |  | $ 2 |
Post-Modification Outstanding Recorded Investment |  |  |  | $ 2 |
Commercial real estate |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |
Number of relationships (contract) |  |  | 2 | 1 |
Pre-Modification Outstanding Recorded Investment |  |  | $ 544 | $ 2,834 |
Post-Modification Outstanding Recorded Investment |  |  | $ 544 | $ 2,834 |

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