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EARNINGS PER SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
EARNINGS (LOSS) PER SHARE
Common stock, shares outstanding	19,057,195				18,660,218				19,057,195	18,660,218
Net (loss) income (basic and diluted):
Income (loss) from continuing operations	$ (296)	$ (363)	$ 1,286	$ 395	$ (2,688)	$ (2,840)	$ (6,024)	$ (2,238)	$ 1,022	$ (13,790)
Basic income (loss) per common share:
Weighted average common shares outstanding									18,700,107	18,207,661
Basic income (loss) per common share	$ (0.02)	$ (0.02)	$ 0.07	$ 0.02	$ (0.15)	$ (0.16)	$ (0.33)	$ (0.12)	$ 0.05	$ (0.76)
Diluted income (loss) per common share:
Weighted average common shares outstanding									18,700,107	18,207,661
Diluted effect:
Unvested portion of restricted stock units and awards									221,905
Weighted average diluted common shares outstanding									18,922,012	18,207,661
Diluted income (loss) per common share	$ (0.02)	$ (0.02)	$ 0.07	$ 0.02	$ (0.15)	$ (0.16)	$ (0.33)	$ (0.12)	$ 0.05	$ (0.76)
Restricted Stock
EARNINGS (LOSS) PER SHARE
Unvested restricted stock included in reportable shares	282,059				193,589				282,059	193,589
Restricted Stock \| Service vesting
EARNINGS (LOSS) PER SHARE
Unvested restricted stock included in reportable shares	922,502				634,754				922,502	634,754