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Goodwill and Other Intangible Assets - Narrative (Details)
 12 Months Ended
Sep. 28, 2025
USD ($)
Sep. 29, 2024
USD ($)
Sep. 24, 2023
USD ($)
Finite-Lived Intangible Assets [Line Items]      
Goodwill, impairment loss $ 0 $ 0 $ 0
Goodwill attributable to the disposition of non-core operation $ 4,182,000 1,464,000  
Decrease in royalty rates 5000.00%    
Mastheads $ 6,971,000 7,758,000 7,671,000
Increase in discount rate 10000.00%    
Amortization expense $ 11,200,000 17,200,000 $ 19,000,000.0
Annual amortization of intangible assets, year one 7,100,000    
Annual amortization of intangible assets, year two 6,500,000    
Annual amortization of intangible assets, year three 5,800,000    
Annual amortization of intangible assets, year four 5,400,000    
Annual amortization of intangible assets, year five 4,700,000    
Estimating Using Royalty Rate      
Finite-Lived Intangible Assets [Line Items]      
Mastheads 1,500,000    
Estimating Using Discount Rate      
Finite-Lived Intangible Assets [Line Items]      
Mastheads 100,000    
Non-Core Operations      
Finite-Lived Intangible Assets [Line Items]      
Goodwill attributable to the disposition of non-core operation $ 4,200,000 $ 1,300,000  
Minimum | Measurement Input, Royalty Rate      
Finite-Lived Intangible Assets [Line Items]      
Intangible assets, measurement input 0.000    
Minimum | Measurement Input, Discount Rate      
Finite-Lived Intangible Assets [Line Items]      
Intangible assets, measurement input     0.1300
Maximum | Measurement Input, Royalty Rate      
Finite-Lived Intangible Assets [Line Items]      
Intangible assets, measurement input 0.010    
Maximum | Measurement Input, Discount Rate      
Finite-Lived Intangible Assets [Line Items]      
Intangible assets, measurement input 0.1300 0.1250