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Recently Issued Accounting (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Recently Issued Accounting Standards    
Other current assets $ 47,402 $ 32,836
Deferred tax assets, net 192,676 198,329
ASU 2015-17 | Retrospective early adoption    
Recently Issued Accounting Standards    
Other current assets (18,100) (16,600)
Deferred tax assets, net $ 18,100 $ 16,600