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v3.19.3.a.u2

ALLOWANCE FOR LOAN LOSSES - Additional information (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Financing Receivable, Individually Evaluated for Impairment | $ 824,000 | $ 824,000 | $ 11,000 |
Debt Instrument Non Performing Assets |  | $ 2,300,000 | $ 1,400,000 |
Non-performing assets as a percent of loans | 0.26% | 0.26% | 0.16% |
Financing Receivable, Allowance for Credit Losses, Period Increase (Decrease) | $ 675,000 | $ 1,400,000 | $ (1,400,000) |
Allowance for Loan and Lease Losses Write-offs, Net |  | $ 192,000 | $ 943,000 | $ 51,800
Allowance For Loan And Lease Losses Write Off Percentage |  | 0.02% | 0.11% | 0.06%
Commercial [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Financing Receivable, Individually Evaluated for Impairment | 816,000 | $ 816,000 | $ 0 |
Minimum aggregate balances for commercial loan relationship under structure loan rating process | 1,000,000 | 1,000,000 |  |
Pass [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Minimum individual loan balance requiring quarterly review | 2,000,000 | 2,000,000 |  |
Special Mention [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Financing Receivable Threshold For Individually Evaluating Of Impairment | 250,000 | 250,000 |  |
Substandard [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Financing Receivable Threshold For Individually Evaluating Of Impairment | 250,000 | 250,000 |  |
Substandard [Member] | Commercial [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Outstanding balance of commercial loan, downgraded |  | 6,500,000 |  |
Doubtful [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Minimum individual loan balance requiring quarterly review | 100,000 | $ 100,000 |  |
Minimum | Commercial [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Minimum percent of portfolio to be reviewed |  | 50.00% |  |
Minimum | Consumer and Residential Mortgage Loans [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Financing Receivable, Individually Evaluated for Impairment | $ 150,000 | $ 150,000 |  |
Maximum | Commercial [Member] |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Minimum percent of portfolio to be reviewed |  | 55.00% |  |

X
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