NET INCOME (LOSS) PER COMMON SHARE (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Sep. 30, 2020	Sep. 30, 2019
Numerator [Abstract]
Net income (loss)	$ 3,512	$ 783	$ (1,750)	$ 1,340	$ (3,064)	$ (5,467)	$ 2,545	$ (7,192)
Less: preferred stock dividend	(1,074)			0			(1,074)	0
Less: allocation to preferred stockholders	(433)			0			(259)	0
Less: allocation to restricted stockholders	(120)			0			(65)	0
Net income (loss) allocated to common stockholders	$ 1,885			$ 1,340			$ 1,147	$ (7,192)
Denominator [Abstract]
Weighted average common shares outstanding (in shares)	24,821,665			24,563,038			24,720,817	24,550,999
Basic income (loss) per share (in dollars per share)	$ 0.08			$ 0.05			$ 0.05	$ (0.29)
Denominator [Abstract]
Weighted average common shares outstanding (in shares)	24,821,665			24,563,038			24,720,817	24,550,999
Diluted shares outstanding (in shares)	24,821,665			24,607,504			24,720,817	24,550,999
Diluted income (loss) per share (in dollars per share)	$ 0.08			$ 0.05			$ 0.05	$ (0.29)
Antidilutive Shares [Abstract]
Antidilutive shares excluded from computation of loss per share (in shares)	767,056			0			566,370	93,654
Unvested Restricted Stock [Member]
Denominator [Abstract]
Dilutive potential common shares outstanding (in shares)	0			44,466			0	0
Antidilutive Shares [Abstract]
Antidilutive shares excluded from computation of loss per share (in shares)	767,056			0			566,370	93,654
Stock Options [Member]
Denominator [Abstract]
Dilutive potential common shares outstanding (in shares)	0			0			0	0
Series A Preferred Stock [Member]
Denominator [Abstract]
Dilutive potential common shares outstanding (in shares)	0			0			0	0
Antidilutive Shares [Abstract]
Antidilutive shares excluded from computation of loss per share (in shares)	0			0			0	0