XML 61 R46.htm IDEA: XBRL DOCUMENT v3.8.0.1
Significant Accounting Policies (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Significant Accounting Policies [Abstract]      
Redeemable non-controlling interests, Beginning $ 25,998    
Net income attributable to redeemable non-controlling interest 1,536 $ 4,520 $ 639
Redeemable non-controlling interests reclassification to non-controlling interests (2,440)    
Dividend in redeemable non-controlling interest (1,726)    
Foreign currency translation adjustments 2,471    
Redeemable non-controlling interests, Ending $ 25,839 $ 25,998