Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements - Additional Information (Details)

v3.19.3
Fair Value Measurements - Additional Information (Details)
1 Months Ended 12 Months Ended
Feb. 28, 2019
USD ($)
Sep. 28, 2019
USD ($)
Sep. 29, 2018
USD ($)
Mar. 30, 2019
customer
Feb. 01, 2019
Dec. 14, 2017
Sep. 30, 2017
USD ($)
Nov. 30, 2015
USD ($)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                
Impairment losses   $ 2,500,000 $ 0          
Number of retail customers that exited | customer       1        
Carrying value of debt   693,150,000 692,153,000          
Senior notes                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                
Carrying value of debt   $ 692,842,000 691,575,000          
Senior notes | Senior Notes Due February 2028                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                
Debt instrument, interest rate   5.125%       5.125% 5.125%  
Senior notes | Senior Notes Due February 2028 | Estimate of Fair Value Measurement                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                
Estimated fair value of debt   $ 307,100,000 285,500,000          
Senior notes | Senior Notes Due February 2028 | Carrying (Reported) Amount, Fair Value Disclosure                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                
Carrying value of debt   296,100,000 295,600,000       $ 300,000,000  
Senior notes | Senior Notes Due November 2023                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                
Carrying value of debt               $ 400,000,000
Debt instrument, interest rate               6.125%
Senior notes | Senior Notes Due November 2023 | Estimate of Fair Value Measurement                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                
Estimated fair value of debt   414,600,000 414,400,000          
Senior notes | Senior Notes Due November 2023 | Carrying (Reported) Amount, Fair Value Disclosure                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                
Carrying value of debt   396,700,000 $ 396,000,000.0          
Arden Companies                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                
Percent of investment purchased 55.00%     55.00% 55.00%      
Payments to acquire investments $ 13,400,000              
Arden Companies | Selling, General and Administrative Expenses                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                
Gain on held investment $ 3,200,000              
Pet Segment                
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]                
Impairment charge   $ 2,500,000