v3.26.1
Derivative Financial Instruments (Pretax Gains and Losses on Derivative Contracts Not Designated as Hedging Instruments Recognized in Earnings) (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Jun. 28, 2026
Jun. 29, 2025
Jun. 28, 2026
Jun. 29, 2025
Interest rate swaps        
Derivative Instruments, Gain (Loss) [Line Items]        
Derivative, Gain (Loss) on Derivative, Net $ (2.0) $ 1.9 $ (6.0) $ (6.6)
Long-term debt        
Derivative Instruments, Gain (Loss) [Line Items]        
Derivative, Gain (Loss) on Derivative, Net 0.4 (4.1) 1.1 (0.3)
Interest rates        
Derivative Instruments, Gain (Loss) [Line Items]        
Gains/(Losses) Recognized in Earnings (2.0) 0.0 (2.0) 0.0
Income Statement Location [Axis]: us-gaap:InterestAndOtherIncome | Dairy        
Derivative Instruments, Gain (Loss) [Line Items]        
Gains/(Losses) Recognized in Earnings 0.0 0.0 0.0 0.1
Income Statement Location [Axis]: us-gaap:InterestAndOtherIncome | Diesel fuel and other commodities        
Derivative Instruments, Gain (Loss) [Line Items]        
Gains/(Losses) Recognized in Earnings 0.0 0.0 0.0 (0.3)
Income Statement Location [Axis]: us-gaap:InterestAndOtherIncome | Foreign currency - other        
Derivative Instruments, Gain (Loss) [Line Items]        
Gains/(Losses) Recognized in Earnings (0.7) (7.8) 4.7 (1.7)
Income Statement Location [Axis]: us-gaap:InterestAndOtherIncome | Cross-currency swaps        
Derivative Instruments, Gain (Loss) [Line Items]        
Gains/(Losses) Recognized in Earnings $ 0.0 $ 0.0 $ (2.0) $ 0.0