Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Narrative (Details)

v3.20.4
Fair Value Measurements - Narrative (Details) - USD ($)
1 Months Ended
Oct. 15, 2020
Nov. 30, 2020
Dec. 26, 2020
Oct. 31, 2020
Sep. 26, 2020
Dec. 28, 2019
Dec. 31, 2017
Dec. 14, 2017
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                
Carrying value of senior subordinated notes     $ 789,018,000   $ 694,053,000 $ 693,436,000    
Senior notes                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                
Carrying value of senior subordinated notes     $ 788,847,000   693,858,000 693,159,000    
Senior notes | Senior notes, interest at 4.125%, payable semi-annually, principal due October 2030                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                
Debt, aggregate principal amount       $ 500,000,000        
Debt redemption price percentage 104.125%              
Interest rate 4.125%   4.125% 4.125%        
Estimated fair value of senior notes     $ 522,100,000          
Carrying value of senior subordinated notes     $ 492,100,000          
Senior notes | Senior notes, interest at 5.125%, payable semi-annually, principal due February 2028                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                
Debt, aggregate principal amount             $ 300,000,000  
Interest rate     5.125%       5.125% 5.125%
Estimated fair value of senior notes     $ 318,100,000   316,000,000.0 312,200,000    
Carrying value of senior subordinated notes     $ 296,700,000   296,600,000 296,200,000    
Senior notes | 6.125% senior notes due in November 2023                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                
Debt, aggregate principal amount   $ 400,000,000            
Debt redemption price percentage   101.531%            
Interest rate   6.125%            
Estimated fair value of senior notes         409,200,000 413,800,000    
Carrying value of senior subordinated notes         $ 397,500,000 $ 397,000,000.0