ACCOUNTING POLICIES (Details 5) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014
Earnings per share
Net income attributable to common shares	$ 2,739	$ 3,970
Net income per common share—basic:
Net income attributable to common shares-basic (in dollars per share)	$ 0.11us-gaap_EarningsPerShareBasic	$ 0.17us-gaap_EarningsPerShareBasic
Weighted average common shares outstanding-basic	24,213	23,926
Effect of dilutive securities:
Stock options and restricted stock awards (in shares)	177	413
Weighted average common shares outstanding-diluted	24,390	24,339
Net income attributable to common shares-diluted (in dollars per share)	$ 0.11us-gaap_EarningsPerShareDiluted	$ 0.16us-gaap_EarningsPerShareDiluted
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)	132	226

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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