LOANS - Impaired Loans (Details) - USD ($)	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Recorded Investment
Impaired loans without a valuation allowance	$ 29,920,000		$ 28,889,000
Impaired loans with a valuation allowance	15,167,000		15,991,000
Total impaired loans	45,087,000		44,880,000
Unpaid Principal Balance
Impaired loans without a valuation allowance	32,926,000		30,815,000
Impaired loans with a valuation allowance	15,854,000		16,544,000
Total impaired loans	48,780,000		47,359,000
Activity in the allowance for loan losses
Allowance for loan losses for impaired loans	981,000		1,161,000
Impaired loans
Average Recorded Investment	44,985,000	$ 38,129,000
Interest Income Recognized	329,000	552,000
Interest Income Recognized on Cash Basis	252,000	457,000
Additional funds committed to be advanced in connection with impaired loans	0	0
Residential
Recorded Investment
Impaired loans without a valuation allowance	10,300,000		11,610,000
Impaired loans with a valuation allowance	15,159,000		15,665,000
Unpaid Principal Balance
Impaired loans without a valuation allowance	10,819,000		12,140,000
Impaired loans with a valuation allowance	15,846,000		16,218,000
Activity in the allowance for loan losses
Allowance for loan losses for impaired loans	973,000		985,000
Impaired loans
Average Recorded Investment	26,367,000	31,258,000
Interest Income Recognized	322,000	539,000
Interest Income Recognized on Cash Basis	245,000	444,000
Commercial real estate \| Commercial
Recorded Investment
Impaired loans without a valuation allowance	3,705,000		530,000
Unpaid Principal Balance
Impaired loans without a valuation allowance	4,794,000		530,000
Impaired loans
Average Recorded Investment	2,118,000	1,343,000
Commercial construction \| Commercial
Recorded Investment
Impaired loans without a valuation allowance	10,971,000		11,244,000
Unpaid Principal Balance
Impaired loans without a valuation allowance	10,971,000		11,244,000
Impaired loans
Average Recorded Investment	11,108,000
Commercial and industrial \| Commercial
Recorded Investment
Impaired loans without a valuation allowance	4,944,000		5,505,000
Impaired loans with a valuation allowance	8,000		326,000
Unpaid Principal Balance
Impaired loans without a valuation allowance	6,342,000		6,901,000
Impaired loans with a valuation allowance	8,000		326,000
Activity in the allowance for loan losses
Allowance for loan losses for impaired loans	8,000		$ 176,000
Impaired loans
Average Recorded Investment	5,392,000	5,528,000
Interest Income Recognized	7,000	13,000
Interest Income Recognized on Cash Basis	$ 7,000	$ 13,000

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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- Definition

Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 15
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-Publisher FASB
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-Topic 310
-SubTopic 10
-Section 50
-Paragraph 17
-URI http://asc.fasb.org/extlink&oid=118936363&loc=d3e5258-111524

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Amount of interest income recognized that the financing receivables (with related allowance for credit losses and without a related allowance for credit losses) were impaired.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 310
-SubTopic 10
-Section 50
-Paragraph 14A
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Amount of unfunded portion of contractual agreement to lend funds to borrower for financing receivable modified as troubled debt restructuring.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=118939409&loc=d3e18794-111554

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