Quarterly report pursuant to Section 13 or 15(d)

Debt (Details)

v3.10.0.1
Debt (Details)
 9 Months Ended
Aug. 09, 2018
USD ($)
Jun. 28, 2018
USD ($)
Sep. 29, 2018
USD ($)
Aug. 07, 2018
USD ($)
Jul. 13, 2018
USD ($)
Debt Instrument [Line Items]          
Line of Credit, Maximum Borrowing Capacity     $ 400,000,000    
Term Loan Principal Amount $ 800,000,000        
Long-term Debt     1,229,800,000    
Debt, Long-term and Short-term, Combined Amount 796,600,000        
Line of Credit Facility, Remaining Borrowing Capacity     396,000,000    
Line of Credit Outstanding, Amount     $ 4,000,000    
Minimum [Member]          
Debt Instrument [Line Items]          
Debt Instrument, Covenant, Interest Coverage Ratio     3.00    
Maximum [Member]          
Debt Instrument [Line Items]          
Debt Instrument, Covenant, Leverage Ratio     3.50    
Unsecured Debt [Member] | 3-Year Tranche Loan [Member]          
Debt Instrument [Line Items]          
Term Loan Principal Amount $ 150,000,000        
Term Loan Duration 3 years        
Debt Issuance Costs, Net $ 600,000        
Debt Instruments Maturity Date 2021        
Long-term Debt $ 149,400,000        
Unsecured Debt [Member] | 5-Year Tranche Loan [Member]          
Debt Instrument [Line Items]          
Term Loan Principal Amount [1] $ 350,000,000        
Term Loan Duration 5 years        
Debt Issuance Costs, Net $ 1,700,000        
Debt Instruments Maturity Date 2023        
Long-term Debt $ 348,300,000        
Debt Instrument, Date of First Required Payment Dec. 31, 2018        
Debt Instrument, Periodic Payment, Principal $ 8,800,000        
Unsecured Debt [Member] | 364-Day Tranche Loan [Member]          
Debt Instrument [Line Items]          
Term Loan Principal Amount $ 300,000,000        
Term Loan Duration 364 days        
Debt Issuance Costs, Net $ 1,100,000        
Debt Instruments Maturity Date 2019        
Short-Term Debt $ 298,900,000        
Bridge Loan [Member] | Unsecured Debt [Member]          
Debt Instrument [Line Items]          
Line of Credit, Maximum Borrowing Capacity   $ 1,100,000,000.0      
Bridge Facility, Line of Credit Amount Terminated       $ 800,000,000 $ 300,000,000
Bridge Facility, Line of Credit Amount Remaining After Termination       $ 0 $ 800,000,000
Term Loan Duration   364 days      
Line of Credit [Member]          
Debt Instrument [Line Items]          
Line of Credit Facility, Increase (Decrease), Other, Net     $ 100,000,000    
[1] (A) Beginning in December 2018, scheduled repayment of the 5-year tranche loan occurs each March, June, September and December equal to 2.50 percent of the aggregate principal amount of $350 million. The remaining principal amount is due August 2023.