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Long-Term Debt - Summary of Fiscal 2017 Actions (Details) - USD ($)
12 Months Ended
Dec. 31, 2017
Jul. 26, 2017
Dec. 31, 2016
Oct. 27, 2014
Debt Instrument [Line Items]        
Payments of long term-debt $ 454,000,000      
Loans Payable | Term Loan A        
Debt Instrument [Line Items]        
Revolving credit facility maximum borrowing capacity   $ 687,500,000.0    
Prepayments principal 9,000,000      
Loans Payable | Term Loan B        
Debt Instrument [Line Items]        
Term loan principal prepayments 493,000,000      
Senior Notes | 7.25% Senior Notes, Maturing October 2022        
Debt Instrument [Line Items]        
Repayments of Senior Note 1,100,000,000      
Secured Debt | Receivables Financing Facility        
Debt Instrument [Line Items]        
Proceeds from Accounts Receivable Securitization 145,000,000      
Receivable financing facility payments 10,000,000      
Revolving Credit Facility        
Debt Instrument [Line Items]        
Revolving credit facility maximum borrowing capacity 500,000,000     $ 250,000,000
Borrowings under revolving credit facility $ 275,000,000   $ 0