XML 82 R68.htm IDEA: XBRL DOCUMENT v3.6.0.2
Headquarter Relocation (Narrative) (Details) - USD ($)
$ in Thousands
 2 Months Ended 12 Months Ended
Dec. 31, 2016
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Oct. 31, 2016
Sep. 30, 2016
Prepaid expenses and other current assets $ 17,162 $ 17,162 $ 21,602      
Accrued expenses and other current liabilities $ 41,489 41,489 38,920      
Proceeds from sale of fixed assets   652 64 $ 110    
Gain on sale of fixed assets   (48) $ (74) $ (110)    
Tenant improvements         $ 1,104  
Tenant improvement liability         $ 1,104  
Lease term 10 years          
Non-Cash Build-to-Suit Lease Asset [Member]            
Prepaid expenses and other current assets           $ 4,322
Non-Cash Build-to-Suit Lease Liability [Member]            
Accrued expenses and other current liabilities           $ 4,322
Headquarter Relocation [Member]            
Headquarter relocation costs   $ 1,769