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Senior Notes (Details) - USD ($)
$ in Millions
Dec. 29, 2018
Aug. 14, 2017
Dec. 30, 2017
Debt Instrument [Line Items]      
Senior Notes $ 150.0   $ 150.0
Senior Notes - Maturity Date Aug. 14, 2029    
Senior Notes - Interest Rate 3.70%    
Shelf Notes - Amount $ 150.0    
Shelf Notes - Maximum Maturity Date Range - in Years   12  
Shelf Notes - Maximum Issuance Date August 14, 2020    
Debt Instrument, Percentage of Principal Amount Redeemable 1    
Shelf Notes - Additional Interest Rate 0.005    
Debt Instrument, Covenant Compliance all    
Amount of incremental credit facility which will result in modification of debt covenants   100  
Senior Notes [Member]      
Debt Instrument [Line Items]      
Debt Instrument, Issuance Date Aug. 14, 2017    
Number of Financial Covenants      
Debt Instrument [Line Items]      
Debt Instrument, Covenant Description 2    
Fixed Charge Coverage Ratio Minimum Requirement      
Debt Instrument [Line Items]      
Debt Instrument, Covenant Description 2.00    
Leverage Ratio Maximum Requirement      
Debt Instrument [Line Items]      
Debt Instrument, Covenant Description 4.00