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Long-Term Debt and Capital Lease Obligations - Schedule of Long-Term Debt (Details) - USD ($)
$ in Thousands
Sep. 30, 2017
Dec. 31, 2016
Debt Instrument [Line Items]    
Total debt $ 1,158,423 $ 1,212,694
Less: current portion of long-term debt (24,481) (24,560)
Long-term debt 1,133,942 1,188,134
Debt discount and debt issuance costs (6,233) (7,633)
Long-term debt, net 1,127,709 1,180,501
Term loans    
Debt Instrument [Line Items]    
Total debt 609,375 633,750
Revolving credit facility    
Debt Instrument [Line Items]    
Total debt 545,373 578,759
Other long-term debt    
Debt Instrument [Line Items]    
Total debt $ 3,675 $ 185