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EMPLOYEE BENEFIT PLANS, Restricted Stock Plan (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Additional General Disclosures [Abstract]
Share-based compensation expense	$ 614	$ 473	$ 369
Restricted Stock [Member]
Deferred Compensation Arrangements [Abstract]
Number of shares authorized (in shares)	150,000
Number of shares available for grant (in shares)	119,391
Unvested Shares [Roll Forward]
Outstanding, beginning of year (in shares)	10,202
Granted (in shares)	4,660
Forfeited (in shares)	(70)
Vested (in shares)	(7,838)
Outstanding, end of year (in shares)	6,954	10,202
Weighted Average Market Price [Roll Forward]
Outstanding, beginning of year (in dollars per share)	$ 55.93
Granted (in dollars per share)	60.73	$ 50.89	$ 60.02
Forfeited (in dollars per share)	55.03
Vested (in dollars per share)	56.51
Outstanding, end of year (in dollars per share)	$ 58.51	$ 55.93
Additional General Disclosures [Abstract]
Share-based compensation expense	$ 318	$ 333	$ 299
Compensation cost related to nonvested awards that has not yet recognized	$ 407
Period over which compensation cost is expected to be recognized	3 years

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