ACCOUNTING POLICIES (Details 5) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Earnings per share
Net income attributable to common shares	$ (2,071)	$ 1,617	$ 2,336	$ 7,496
Net income (loss) per common share—basic:
Net income attributable to common shares-basic (in dollars per share)	$ (0.08)	$ 0.07	$ 0.10	$ 0.31
Weighted average common shares outstanding-basic	24,681	24,027	24,402	23,988
Effect of dilutive securities:
Stock options and restricted stock awards (in shares)	0	256	111	302
Weighted average common shares outstanding-diluted	24,681	24,283	24,513	24,290
Net income attributable to common shares-diluted (in dollars per share)	$ (0.08)	$ 0.07	$ 0.10	$ 0.31
Anti-dilutive securities excluded from computation of earnings per share
Document Period End Date			Sep. 30, 2015
Stock options and restricted stock awards
Anti-dilutive securities excluded from computation of earnings per share
Anti-dilutive securities excluded from computation of earnings per share (in shares)	566	463	262	386