Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt - Narrative (Details)

v3.19.1
Long-Term Debt - Narrative (Details)
 3 Months Ended 6 Months Ended
Dec. 14, 2017
USD ($)
Apr. 22, 2016
USD ($)
Nov. 09, 2015
USD ($)
Mar. 30, 2019
USD ($)
Mar. 30, 2019
USD ($)
Sep. 29, 2018
USD ($)
Mar. 31, 2018
USD ($)
Dec. 30, 2017
Dec. 31, 2015
USD ($)
Letter of credit                  
Components of long-term debt                  
Letters of credit outstanding       $ 8,200,000 $ 8,200,000        
Asset-based revolving credit facility, interest at LIBOR plus a margin of 1.25% to 1.50% or Base Rate plus a margin of 0.25% to 0.50%, final maturity April 2021                  
Components of long-term debt                  
Maturity date of senior subordinated notes         Apr. 01, 2021        
Asset-based revolving credit facility, interest at LIBOR plus a margin of 1.25% to 1.50% or Base Rate plus a margin of 0.25% to 0.50%, final maturity April 2021 | LIBOR-based borrowings                  
Components of long-term debt                  
Applicable interest margin rate on the credit facility       1.25%          
Applicable interest rate on the credit facility       3.80% 3.80%        
Asset-based revolving credit facility, interest at LIBOR plus a margin of 1.25% to 1.50% or Base Rate plus a margin of 0.25% to 0.50%, final maturity April 2021 | Base rate borrowings                  
Components of long-term debt                  
Applicable interest margin rate on the credit facility       0.25%          
Applicable interest rate on the credit facility       5.80% 5.80%        
Asset-based revolving credit facility, interest at LIBOR plus a margin of 1.25% to 1.50% or Base Rate plus a margin of 0.25% to 0.50%, final maturity April 2021 | Minimum | LIBOR-based borrowings                  
Components of long-term debt                  
Applicable interest margin rate on the credit facility         1.25%        
Asset-based revolving credit facility, interest at LIBOR plus a margin of 1.25% to 1.50% or Base Rate plus a margin of 0.25% to 0.50%, final maturity April 2021 | Minimum | Base rate borrowings                  
Components of long-term debt                  
Applicable interest margin rate on the credit facility         0.25%        
Asset-based revolving credit facility, interest at LIBOR plus a margin of 1.25% to 1.50% or Base Rate plus a margin of 0.25% to 0.50%, final maturity April 2021 | Maximum | LIBOR-based borrowings                  
Components of long-term debt                  
Applicable interest margin rate on the credit facility         1.50%        
Asset-based revolving credit facility, interest at LIBOR plus a margin of 1.25% to 1.50% or Base Rate plus a margin of 0.25% to 0.50%, final maturity April 2021 | Maximum | Base rate borrowings                  
Components of long-term debt                  
Applicable interest margin rate on the credit facility         0.50%        
Asset-based revolving credit facility, interest at LIBOR plus a margin of 1.25% to 1.50% or Base Rate plus a margin of 0.25% to 0.50%, final maturity April 2021 | Revolving credit facility                  
Components of long-term debt                  
Debt issuance cost       $ 1,200,000 $ 1,200,000        
Credit facility, maximum principal amount   $ 400,000,000.0              
Credit facility, additional borrowings available   $ 200,000,000.0              
Line of credit outstanding borrowings       0 0        
Letters of credit outstanding       0 0        
Credit facility, available capacity       374,000,000 374,000,000        
Debt instrument fixed charge coverage ratio   1              
Asset-based revolving credit facility, interest at LIBOR plus a margin of 1.25% to 1.50% or Base Rate plus a margin of 0.25% to 0.50%, final maturity April 2021 | Revolving credit facility | Federal funds rate                  
Components of long-term debt                  
Applicable interest margin rate on the credit facility   0.50%              
Asset-based revolving credit facility, interest at LIBOR plus a margin of 1.25% to 1.50% or Base Rate plus a margin of 0.25% to 0.50%, final maturity April 2021 | Revolving credit facility | One-month LIBOR                  
Components of long-term debt                  
Applicable interest margin rate on the credit facility   1.00%              
Asset-based revolving credit facility, interest at LIBOR plus a margin of 1.25% to 1.50% or Base Rate plus a margin of 0.25% to 0.50%, final maturity April 2021 | Revolving credit facility | Minimum | LIBOR-based borrowings                  
Components of long-term debt                  
Applicable interest margin rate on the credit facility   1.25%              
Asset-based revolving credit facility, interest at LIBOR plus a margin of 1.25% to 1.50% or Base Rate plus a margin of 0.25% to 0.50%, final maturity April 2021 | Revolving credit facility | Minimum | Base rate borrowings                  
Components of long-term debt                  
Applicable interest margin rate on the credit facility   0.25%              
Asset-based revolving credit facility, interest at LIBOR plus a margin of 1.25% to 1.50% or Base Rate plus a margin of 0.25% to 0.50%, final maturity April 2021 | Revolving credit facility | Maximum | LIBOR-based borrowings                  
Components of long-term debt                  
Applicable interest margin rate on the credit facility   1.50%              
Asset-based revolving credit facility, interest at LIBOR plus a margin of 1.25% to 1.50% or Base Rate plus a margin of 0.25% to 0.50%, final maturity April 2021 | Revolving credit facility | Maximum | Base rate borrowings                  
Components of long-term debt                  
Applicable interest margin rate on the credit facility   0.50%              
Senior notes, interest at 5.125%, payable semi-annually, principal due February 2028 | Redemption period one                  
Components of long-term debt                  
Debt redemption price percentage 105.125%                
Senior notes, interest at 5.125%, payable semi-annually, principal due February 2028 | Redemption period two                  
Components of long-term debt                  
Debt redemption price percentage 102.563%                
Senior notes, interest at 5.125%, payable semi-annually, principal due February 2028 | Redemption period three                  
Components of long-term debt                  
Debt redemption price percentage 101.708%                
Senior notes, interest at 5.125%, payable semi-annually, principal due February 2028 | Redemption period four                  
Components of long-term debt                  
Debt redemption price percentage 100.854%                
Senior notes, interest at 5.125%, payable semi-annually, principal due February 2028 | Redemption period five                  
Components of long-term debt                  
Debt redemption price percentage 100.00%                
Senior notes, interest at 5.125%, payable semi-annually, principal due February 2028 | Upon change of control                  
Components of long-term debt                  
Debt redemption price percentage 101.00%                
Senior notes, interest at 5.125%, payable semi-annually, principal due February 2028 | Senior notes                  
Components of long-term debt                  
Aggregate principal amount of debt $ 300,000,000.0     $ 300,000,000 $ 300,000,000 $ 300,000,000 $ 300,000,000    
Debt instrument interest rate stated, percentage 5.125%     5.125% 5.125%     5.125%  
Maturity date of senior subordinated notes         Feb. 01, 2028        
Debt issuance cost $ 4,800,000                
Redemption percentage 35.00%                
Senior notes, interest at 6.125%, payable semi-annually, principal due November 2023 | Redemption period two                  
Components of long-term debt                  
Debt redemption price percentage     104.594%            
Senior notes, interest at 6.125%, payable semi-annually, principal due November 2023 | Redemption period three                  
Components of long-term debt                  
Debt redemption price percentage     103.063%            
Senior notes, interest at 6.125%, payable semi-annually, principal due November 2023 | Redemption period four                  
Components of long-term debt                  
Debt redemption price percentage     101.531%            
Senior notes, interest at 6.125%, payable semi-annually, principal due November 2023 | Redemption period five                  
Components of long-term debt                  
Debt redemption price percentage     100.00%            
Senior notes, interest at 6.125%, payable semi-annually, principal due November 2023 | Upon change of control                  
Components of long-term debt                  
Debt redemption price percentage     101.00%            
Senior notes, interest at 6.125%, payable semi-annually, principal due November 2023 | Senior notes                  
Components of long-term debt                  
Aggregate principal amount of debt     $ 400,000,000 $ 400,000,000 $ 400,000,000 $ 400,000,000 $ 400,000,000    
Debt instrument interest rate stated, percentage     6.125% 6.125% 6.125%        
Maturity date of senior subordinated notes         Nov. 01, 2023        
Debt issuance cost     $ 6,300,000            
Senior subordinated notes, interest at 8.25%, payable semi-annually, principal due march 2018 | Senior notes                  
Components of long-term debt                  
Aggregate principal amount of debt                 $ 400,000,000
Debt instrument interest rate stated, percentage                 8.25%
Maturity date of senior subordinated notes         Mar. 01, 2018        
Senior subordinated notes, interest at 8.25%, payable semi-annually, principal due march 2018 | Senior subordinated notes                  
Components of long-term debt                  
Debt redemption price percentage         102.063%