STOCK-BASED COMPENSATION (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Number of Shares
Options outstanding at beginning of year	39,000	85,750
Granted	0	0
Exercised	(1,000)	0
Expired	(18,000)	(12,000)
Forfeited	(4,000)	(34,750)
Options outstanding at end of year	16,000	39,000	85,750
Options eligible for exercise at year-end	16,000	39,000
Weighted Average Exercise Price per Share
Options outstanding at beginning of year	$ 6.26	$ 5.78
Granted	0	0
Exercised	4.22	0
Expired	8.19	5.76
Forfeited	4.22	5.26
Options outstanding at end of year	4.73	6.26	$ 5.78
Options eligible for exercise at year-end	$ 4.73	$ 6.26
Weighted Average Remaining Contractual Term
Options outstanding	3 years 11 months 19 days	2 years 9 months 18 days	4 years
Options exercisable	3 years 11 months 19 days	2 years 9 months 18 days
Aggregate Intrinsic Value
Outstanding - beginning of period	$ 4,480	$ 0
Granted	0	0
Exercised	950	0
Expired	0	0
Forfeited	3,360	363
Outstanding - end of period	3,505	4,480	$ 0
Options exercisable	$ 3,505	$ 4,480