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LOANS - Additional information (Details) |  | 3 Months Ended | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 27, 2020 USD ($) | Jun. 30, 2021 USD ($) | Mar. 31, 2021 USD ($) | Sep. 30, 2020 USD ($) | Jun. 30, 2020 USD ($) | Jun. 30, 2021 USD ($) loan | Jun. 30, 2020 USD ($) loan | Dec. 31, 2020 USD ($) | Mar. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
LOANS |  |  |  |  |  |  |  |  |  |
Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums, Total |  | $ 7,044,000 |  |  |  | $ 7,044,000 |  | $ 6,286,000 |  |
Recorded investment - with allowance |  | 10,594,000 |  |  |  | 10,594,000 |  | 8,082,000 |  |
Specific allowances |  | 1,477,000 |  |  |  | 1,477,000 |  | 925,000 |  |
Provision for loan losses |  | 744,000 |  |  | $ (176,000) | 1,003,000 | $ 1,352,000 |  |  |
Loans receivable |  | 1,597,856,000 |  |  |  | 1,597,856,000 |  | 1,644,209,000 |  |
Allowance for Loan losses |  | 12,375,000 | $ 11,661,000 |  | 11,026,000 | $ 12,375,000 | $ 11,026,000 | 11,385,000 | $ 11,330,000 | $ 9,836,000
Number of loans granted deferrals | loan |  |  |  |  |  | 12 |  |  |  |
Aggregate recorded investment of deferral payments |  |  |  |  |  | $ 6,700,000 |  |  |  |
Down in deferral status |  | 26,000,000.0 |  |  |  | 26,000,000.0 |  |  |  |
Significantly down in deferral status |  |  | 693,000,000 |  |  | 241,200,000 |  |  |  |
Deferral status, reported by covenant |  | 82,500,000 | 152,000,000 |  |  | $ 82,500,000 |  |  |  |
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | loan |  |  |  |  |  | 1 | 0 |  |  |
Financing receivable charge-offs |  | 47,000 |  |  | 146,000 | $ 58,000 | $ 194,000 |  |  |
Provision (credit) for loan losses |  | 744,000 |  |  | (176,000) | 1,003,000 | 1,352,000 |  |  |
Increase (decrease) in provision for loan losses |  | 920,000 |  |  |  | (349,000) |  |  |  |
Amount of net charge related to specific loans |  |  |  |  | 383,000 |  | 565,000 |  |  |
Amount of net increase in specific allowances on loans |  |  |  |  | 353,000 |  | 552,000 |  |  |
Amount of net charge offs related to a specific loan |  |  |  |  | 30,000 |  | 13,000 |  |  |
Amount of increase (decrease) in the provision for loan losses from collectively determined portion of allowance |  |  |  |  | 367,000 |  | 352,000 |  |  |
Amount of increase (decrease) in the provision for loan losses from unallocated portion of allowance |  |  |  |  | 6,000 |  | 86,000 |  |  |
Recorded Investment |  | 19,146,000 |  |  |  | 19,146,000 |  | 17,818,000 |  |
Financing Receivable, Troubled Debt Restructuring, Commitment to Lend |  | 0 |  |  |  | 0 |  | 0 |  |
Purchased Credit Impaired |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Loans receivable |  | 6,733,000 |  |  |  | 6,733,000 |  | 6,841,000 |  |
Loans Modified, Recorded Investment |  | 6,733,000 |  |  |  | 6,733,000 |  | 6,841,000 |  |
Small Business Administration - Paycheck Protection Program |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Amount of stimulus package designed | $ 2,000,000,000,000 |  |  |  |  |  |  |  |  |
Paycheck Protection Program - 1st Draw |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums, Total |  | 854,000 |  |  |  | 854,000 |  |  |  |
Contractual principal balances |  | 38,706,000 |  |  |  | 38,706,000 |  |  |  |
Accretion of fees received |  | 722,000 |  |  | 337,000 | 2,270,000 | 337,000 |  |  |
Recorded Investment |  | 37,902,000 |  |  |  | 37,902,000 |  |  |  |
Adjustment recorded in acquisition |  |  |  |  |  | 50,000 |  |  |  |
Paycheck Protection Program - 2nd Draw |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Unamortized Loan Commitment and Origination Fees and Unamortized Discounts or Premiums, Total |  | 3,037,000 |  |  |  | 3,037,000 |  |  |  |
Contractual principal balances |  | 75,446,000 |  |  |  | 75,446,000 |  |  |  |
Accretion of fees received |  | 200,000 |  |  |  | 297,000 |  |  |  |
Recorded Investment |  | 72,409,000 |  |  |  | 72,409,000 |  |  |  |
Unfunded Loan Commitment |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Allowance for Loan losses |  | 0 |  |  |  | 0 |  | 0 |  |
Commercial |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Loans receivable |  | 985,403,000 |  |  |  | 985,403,000 |  | 1,007,751,000 |  |
Allowance for Loan losses |  | 7,118,000 | 6,564,000 |  | 5,858,000 | 7,118,000 | 5,858,000 | 6,308,000 | 6,089,000 | 4,788,000
Financing receivable charge-offs |  | 0 |  |  | 107,000 | 0 | 124,000 |  |  |
Provision (credit) for loan losses |  | 552,000 |  |  | (124,000) | 794,000 | 1,194,000 |  |  |
Commercial | Purchased Credit Impaired |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Loans receivable |  | 6,595,000 |  |  |  | 6,595,000 |  | 6,696,000 |  |
Commercial | Paycheck Protection Program - 1st Draw |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Loans receivable |  | 37,902,000 |  |  |  | 37,902,000 |  | 132,269,000 |  |
Allowance for Loan losses |  | 0 |  |  |  | 0 |  | 0 |  |
Commercial | Paycheck Protection Program - 1st Draw | Purchased Credit Impaired |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Loans receivable |  | 0 |  |  |  | 0 |  | 0 |  |
Commercial | Paycheck Protection Program - 2nd Draw |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Loans receivable |  | 72,409,000 |  |  |  | 72,409,000 |  | 0 |  |
Allowance for Loan losses |  | 0 |  |  |  | 0 |  |  |  |
Commercial | Paycheck Protection Program - 2nd Draw | Purchased Credit Impaired |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Loans receivable |  | 0 |  |  |  | 0 |  |  |  |
Commercial | Construction Loans |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Loans receivable |  | 43,178,000 |  |  |  | 43,178,000 |  | 42,874,000 |  |
Allowance for Loan losses |  | 452,000 |  |  |  | 452,000 |  | 454,000 | 674,000 |
Financing receivable charge-offs |  |  |  |  | 107,000 |  |  |  |  |
Provision (credit) for loan losses |  |  |  | $ 2,219,000 |  |  |  |  |  |
Amount of net increase in specific allowances on loans |  |  |  |  |  |  | 1,193,000 |  |  |
Commercial | Construction Loans | Purchased Credit Impaired |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Loans receivable |  | 0 |  |  |  | 0 |  | 0 |  |
Commercial | Real estate loan |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Recorded investment - with allowance |  | 6,491,000 |  |  |  | 6,491,000 |  | 6,501,000 |  |
Specific allowances |  | 683,000 |  |  |  | 683,000 |  | 691,000 |  |
Loans receivable |  | 544,202,000 |  |  |  | 544,202,000 |  | 531,810,000 |  |
Allowance for Loan losses |  | 3,452,000 | 3,350,000 |  | 2,426,000 | $ 3,452,000 | $ 2,426,000 | 3,051,000 | 1,932,000 | 1,921,000
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | loan |  |  |  |  |  | 1 | 0 |  |  |
Financing receivable charge-offs |  | 0 |  |  | 0 | $ 0 | $ 0 |  |  |
Provision (credit) for loan losses |  | 100,000 |  |  | 494,000 | 399,000 | 505,000 |  |  |
Commercial | Real estate loan | Purchased Credit Impaired |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Loans receivable |  | 4,236,000 |  |  |  | 4,236,000 |  | 4,298,000 |  |
Unallocated |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Allowance for Loan losses |  | 671,000 | 677,000 |  | 585,000 | 671,000 | 585,000 | 585,000 | 585,000 | 585,000
Financing receivable charge-offs |  | 0 |  |  | 0 | 0 | 0 |  |  |
Provision (credit) for loan losses |  | (6,000) |  |  | 0 | 86,000 | 0 |  |  |
Residential mortgage |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Loans receivable |  | 595,865,000 |  |  |  | 595,865,000 |  | 620,172,000 |  |
Allowance for Loan losses |  | 4,355,000 | $ 4,200,000 |  | 4,320,000 | 4,355,000 | 4,320,000 | 4,253,000 | $ 4,383,000 | $ 4,182,000
Financing receivable charge-offs |  | 11,000 |  |  | 0 | 11,000 | 0 |  |  |
Provision (credit) for loan losses |  | 164,000 |  |  | $ (65,000) | 109,000 | $ 133,000 |  |  |
Residential mortgage | Purchased Credit Impaired |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Loans receivable |  | 138,000 |  |  |  | 138,000 |  | 145,000 |  |
Residential mortgage | Construction Loans |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Loans receivable |  | 23,567,000 |  |  |  | 23,567,000 |  | 20,613,000 |  |
Allowance for Loan losses |  | 198,000 |  |  |  | 198,000 |  | 99,000 |  |
Residential mortgage | Construction Loans | Purchased Credit Impaired |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Loans receivable |  | 0 |  |  |  | 0 |  | 0 |  |
Residential mortgage | Real estate loan |  |  |  |  |  |  |  |  |  |
LOANS |  |  |  |  |  |  |  |  |  |
Specific allowances |  | $ 140,000 |  |  |  | $ 140,000 |  | $ 153,000 |  |

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- Definition The net increase(decrease) in interest income during the period representing the allocation of deferred loan origination fees less deferred loan origination costs using the effective interest method over the term of the debt arrangement to which they pertain taking into account the effect of prepayments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 20 -Section 35 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121604886&loc=d3e8622-111531 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3602-108585 + Details
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