DESCRIPTION OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details 1) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Net (loss)/income, Basic	$ (9,629)	$ 4,720	$ 2,681	$ 1,152	$ (1,080)	$ 2,543	$ 1,125	$ 1,346	$ (1,076)	$ 3,934	$ 15,375
Net (loss)/income allocated to common shares, Basic									$ (1,076)	$ 3,913	$ 15,290
Basic Weighted-Average Shares Outstanding									11,547	11,445	11,370
(Loss)/Earnings per share, Basic	$ (0.83)	$ 0.41	$ 0.23	$ 0.10	$ (0.09)	$ 0.22	$ 0.10	$ 0.12	$ (0.09)	$ 0.34	$ 1.34
Net (loss)/income, Diluted	$ (9,629)	$ 4,720	$ 2,681	$ 1,152	$ (1,080)	$ 2,543	$ 1,125	$ 1,346	$ (1,076)	$ 3,934	$ 15,375
Net (loss)/income allocated to common shares, Diluted									$ (1,076)	$ 3,913	$ 15,291
Diluted Weighted-Average Shares Outstanding (in shares)									11,547	11,573	11,557
(Loss)/Earnings per share, Diluted	$ (0.83)	$ 0.40	$ 0.23	$ 0.10	$ (0.09)	$ 0.22	$ 0.10	$ 0.12	$ (0.09)	$ 0.34	$ 1.32
Equity Option [Member]
Dilutive effect									0	128	187
Restricted Stock [Member]
Net income allocated to restricted stock, Basic									$ 0	$ (21)	$ (85)
Net income allocated to restricted stock, Diluted									$ 0	$ (21)	$ (84)