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Debt - Credit Agreement (Details) - USD ($)
6 Months Ended
Jun. 29, 2019
Jun. 30, 2018
Dec. 31, 2018
Aug. 08, 2017
Debt Instrument [Line Items]        
Repayments of amounts outstanding $ 3,100,000 $ 3,100,000    
Credit Agreement — Revolving Credit Facility | Minimum        
Debt Instrument [Line Items]        
Facility fee 0.125%      
Credit Agreement — Revolving Credit Facility | Maximum        
Debt Instrument [Line Items]        
Facility fee 0.30%      
Credit agreement | Credit Agreement — Revolving Credit Facility | Revolving Credit Facility        
Debt Instrument [Line Items]        
Line of credit facility, maximum borrowing capacity       $ 1,750,000,000
Borrowings outstanding under Revolving Credit Facility $ 0   $ 0  
Credit agreement | Credit Agreement — Term Loan Facility | Term Loan Facility        
Debt Instrument [Line Items]        
Debt instrument, face amount       $ 250,000,000.0
Long-term debt, gross 239,000,000.0   $ 242,200,000  
Repayments of amounts outstanding $ 3,100,000