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Senior Notes (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 26, 2020
Nov. 04, 2020
Oct. 30, 2020
Aug. 14, 2017
Dec. 26, 2020
Dec. 28, 2019
Debt Instrument [Line Items]            
Senior Notes $ 150.0       $ 150.0  
Senior Notes - Maturity Date Aug. 14, 2029          
Senior Notes - Interest Rate 3.70%       3.70%  
Shelf Notes - Amount $ 300.0       $ 300.0  
Shelf Notes - Maximum Maturity Date Range - in Years 12          
Shelf Notes - Maximum Issuance Date November 4, 2023          
Debt Instrument, Percentage of Principal Amount Redeemable 100.00%          
Shelf Notes - Additional Interest Rate 0.50          
Debt Instrument, Covenant Compliance         all  
Amount of incremental credit facility which will result in modification of debt covenants         100 million  
Debt Instrument, Maturity Date   Nov. 04, 2020        
Senior Notes [Member]            
Debt Instrument [Line Items]            
Debt Instrument, Issuance Date       Aug. 14, 2017    
Bonds            
Debt Instrument [Line Items]            
Debt Instrument, Issuance Date     Oct. 30, 2020      
Senior Notes $ 650.0       $ 650.0 $ 0.0
2016 Senior Credit Facility            
Debt Instrument [Line Items]            
Senior Notes - Maturity Date   Nov. 04, 2024        
Debt Instrument, Maturity Date   Nov. 04, 2023        
1.750% Senior Notes [Member]            
Debt Instrument [Line Items]            
Debt Instrument, Maturity Date         Nov. 01, 2030  
Number of Financial Covenants            
Debt Instrument [Line Items]            
Debt Instrument, Covenant Description         two  
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