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EARNINGS PER SHARE (Details) (USD $)
In Thousands, except Per Share data, unless otherwise specified
 3 Months Ended 9 Months Ended
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Earnings attributable to common shareholders [Abstract]        
From continuing operations $ 5,216 $ 4,659 $ 15,876 $ 13,589
From discontinued operations 0 (4,432) 0 (4,727)
Net income attributable to common shareholders 5,216 227 15,876 8,862
Revaluation of redeemable non-controlling interests, net of tax 0 0 (1,086) 0
Net income (loss) attributable to redeemable non-controlling interest, total $ 5,216 $ 227 $ 14,790 $ 8,862
Basic earnings per share attributable to common shareholders [Abstract]        
From continuing operations (in dollars per share) $ 0.43 $ 0.38 $ 1.30 $ 1.13
Charges to additional-paid-in-capital - revaluation of redeemable non-controlling interests, net of tax (in dollars per share) $ 0 $ 0 $ (0.09) $ 0
From discontinued operations (in dollars per share) $ 0 $ (0.36) $ 0 $ (0.39)
Basic (in dollars per share) $ 0.43 $ 0.02 $ 1.21 $ 0.74
Diluted earnings per share attributable to common shareholders [Abstract]        
From continuing operations (in dollars per share) $ 0.43 $ 0.38 $ 1.30 $ 1.12
Charges to additional-paid-in-capital - revaluation of redeemable non-controlling interests, net of tax (in dollars per share) $ 0 $ 0 $ (0.09) $ 0
From discontinued operations (in dollars per share) $ 0 $ (0.36) $ 0 $ (0.39)
Diluted (in dollars per share) $ 0.43 $ 0.02 $ 1.21 $ 0.73
Shares used in computation [Abstract]        
Basic earnings per share - weighted-average shares (in shares) 12,244 12,106 12,201 12,050
Effect of dilutive securities - stock options (in shares) 3 14 7 19
Denominator for diluted earnings per share - adjusted weighted-average shares (in shares) 12,247 12,120 12,208 12,069