STOCK PLANS, Stock Options (Details) - Stock Options [Member] - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2022	Jun. 30, 2021
Stock options, number of shares [Roll Forward]
Balance, beginning of period (in shares)	652,255	627,814	627,814
Granted (in shares)	0		42,965
Expired (in shares)	0		0
Cancelled / Forfeited (in shares)	0		0
Exercised (in shares)	0		(18,524)
Balance, end of period (in shares)	652,255	652,255	652,255
Exercisable (vested) at end of period (in shares)	488,666		488,666
Stock options, weighted average exercise price [Roll Forward]
Balance, beginning of period (in dollars per share)	$ 8.83	$ 8.58	$ 8.58
Granted (in dollars per share)	0		10.25
Expired (in dollars per share)	0		0
Cancelled / Forfeited (in dollars per share)	0		0
Exercised (in dollars per share)	0		3.51
Balance, end of period (in dollars per share)	8.83	$ 8.83	8.83
Exercisable (vested) at end of period (in dollars per share)	$ 8.41		$ 8.41
Stock options, additional disclosures [Abstract]
Outstanding, aggregate intrinsic value	$ 625,857		$ 625,857
Exercisable (vested), aggregate intrinsic value	$ 625,857		$ 625,857
Outstanding, weighted average remaining contractual term	5 years 9 months 14 days		5 years 9 months 14 days
Exercisable (vested), weighted average remaining contractual term	5 years 7 days		5 years 7 days
Weighted average grant date fair value (in dollars per share)			$ 2.33
Intrinsic value of options exercised			$ 125,000	$ 63,000
Fair value of awards vested			142,000	$ 182,000
Unrecognized compensation related to non-vested stock options	$ 219,000		$ 219,000
Unrecognized compensation cost, period for recognition			2 years 5 months 4 days
Recognized compensation cost	$ 31,000		$ 59,000