REDEEMABLE NONCONTROLLING INTEREST (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
REDEEMABLE NONCONTROLLING INTEREST    
Balance at the beginning of the period $ 747  
Noncontrolling interest of CTP and Compass Italy   $ 576
Net income attributable to noncontrolling interest 113 126
Accretion attributable to noncontrolling interest 78 45
Impact of currency translation 1  
Balance at the end of the period $ 939 $ 747