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Loans and Allowance for Credit Losses on Loans - TDR (Details) | 1 Months Ended | 3 Months Ended |
--- | --- | --- | ---
Mar. 31, 2019 USD ($) contract | Mar. 31, 2020 USD ($) | Mar. 31, 2019 USD ($) | Dec. 31, 2019 USD ($)
Troubled debt restructurings - modified during the period |  |  |  |
# of contracts | contract | 4 |  |  |
Pre-modification recorded investment | $ 241,000 |  |  |
Post-modification recorded investment | $ 139,000 |  |  |
TDR's defaulted |  |  |  |
Pre-modification outstanding recorded investment during the period |  | $ 0 | $ 0 |
Other information |  |  |  |
Total Past Due |  | 32,716,000 |  |
Home Affordable Modification Program [Member] |  |  |  |
Troubled debt restructurings - modified during the period |  |  |  |
# of contracts | contract | 1 |  |  |
Pre-modification recorded investment | $ 39,000 |  |  |
Post-modification recorded investment | $ 34,000 |  |  |
Real estate - commercial | Commercial Real Estate, Owner Occupied General Purpose Loan [Member] |  |  |  |
Other information |  |  |  |
Total Past Due |  | 11,202,000 |  |
Real estate - commercial | Commercial Real Estate, Owner Occupied General Purpose Loan [Member] | Others [Member] |  |  |  |
Troubled debt restructurings - modified during the period |  |  |  |
# of contracts | contract | 1 |  |  |
Pre-modification recorded investment | $ 58,000 |  |  |
Post-modification recorded investment | $ 58,000 |  |  |
Real estate - residential | Residential Owner Occupied Loan [Member] | Home Affordable Modification Program [Member] |  |  |  |
Troubled debt restructurings - modified during the period |  |  |  |
# of contracts | contract | 1 |  |  |
Pre-modification recorded investment | $ 105,000 |  |  |
Post-modification recorded investment | $ 9,000 |  |  |
Real estate - residential | HELOC | Residential Owner Occupied Loan [Member] | Others [Member] |  |  |  |
Troubled debt restructurings - modified during the period |  |  |  |
# of contracts | contract | 1 |  |  |
Pre-modification recorded investment | $ 39,000 |  |  |
Post-modification recorded investment | $ 38,000 |  |  |
Commercial |  |  |  |
Other information |  |  |  |
Total Past Due |  | 3,357,000 |  | $ 4,299,000
90 Days or Greater Past Due |  |  |  |
Other information |  |  |  |
Total Past Due |  | 11,745,000 |  |
90 Days or Greater Past Due | Real estate - commercial | Commercial Real Estate, Owner Occupied General Purpose Loan [Member] |  |  |  |
Other information |  |  |  |
Total Past Due |  | 4,060,000 |  |
90 Days or Greater Past Due | Commercial |  |  |  |
Other information |  |  |  |
Total Past Due |  | $ 2,279,000 |  | $ 2,103,000

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