LOANS - Troubled Debt Restructurings (Details) $ in Thousands	12 Months Ended
Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)
Troubled Debt Restructurings
Troubled debt restructurings, number of contracts	4	7
Troubled debt restructurings, post-modification recorded investment	$ 222	$ 7,271
Commercial \| Commercial and industrial \| Principal and interest payment deferral non-COVID related
Troubled Debt Restructurings
Troubled debt restructurings, number of contracts	0	2
Troubled debt restructurings, post-modification recorded investment	$ 0	$ 4,831
Commercial \| Commercial and industrial \| Interest only payments for a nine-month period
Troubled Debt Restructurings
Troubled debt restructurings, number of contracts	0	1
Troubled debt restructurings, post-modification recorded investment	$ 0	$ 240
Commercial \| Multi-family (5 or more) residential \| Principal and interest payment deferral non-COVID related
Troubled Debt Restructurings
Troubled debt restructurings, number of contracts	0	3
Troubled debt restructurings, post-modification recorded investment	$ 0	$ 2,170
Residential mortgage \| Real estate loan \| first liens \| Reduced monthly payments for a fifteen-month period
Troubled Debt Restructurings
Troubled debt restructurings, number of contracts	1	0
Troubled debt restructurings, post-modification recorded investment	$ 116	$ 0
Residential mortgage \| Real estate loan \| first liens \| Monthly Payment Reduction and Extended Maturity Date [Member]
Troubled Debt Restructurings
Troubled debt restructurings, number of contracts	1	0
Troubled debt restructurings, post-modification recorded investment	$ 12	$ 0
Residential mortgage \| Real estate loan \| junior liens \| New Loan at Lower Than Risk-adjusted Market Rate to Borrower [Member]
Troubled Debt Restructurings
Troubled debt restructurings, number of contracts	0	1
Troubled debt restructurings, post-modification recorded investment	$ 0	$ 30
Residential mortgage \| Home equity lines of credit \| Monthly Payment Reduction and Extended Maturity Date [Member]
Troubled Debt Restructurings
Troubled debt restructurings, number of contracts	1	0
Troubled debt restructurings, post-modification recorded investment	$ 24	$ 0
Residential mortgage \| Home equity lines of credit \| Reduced monthly payments for eighteen-month period
Troubled Debt Restructurings
Troubled debt restructurings, number of contracts	1	0
Troubled debt restructurings, post-modification recorded investment	$ 70	$ 0

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Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524

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Amount, after troubled debt restructuring, of modified financing receivable.

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