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REDEEMABLE NONCONTROLLING INTEREST (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Dec. 31, 2014
Dec. 31, 2013
Redeemable Noncontrolling Interest [Line Items]        
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests $ 0 $ (11,557)    
Net Income (Loss) Attributable to Redeemable Noncontrolling Interest 149 (7,079)    
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax, Portion Attributable to Noncontrolling Interest (1,641) (4,470)    
Noncontrolling Interest, Change in Redemption Value 2,930 1,018    
Redeemable Noncontrolling Interest, Equity, Carrying Amount $ 72,630 $ 67,067 $ 71,192 $ 89,155