v3.26.1
Other Intangible Assets and Goodwill (Finite-Lived Intangible Assets) (Details) - USD ($)
$ in Millions
Jun. 28, 2026
Sep. 28, 2025
Intangible Asset, Finite-Lived [Line Items]    
Gross carrying amount $ 496.9 $ 1,246.2
Accumulated amortization (404.1) (1,158.9)
Total estimated future amortization expense 92.8 87.3
Acquired and reacquired rights (1)    
Intangible Asset, Finite-Lived [Line Items]    
Gross carrying amount 308.5 1,053.9
Accumulated amortization (233.0) (974.9)
Total estimated future amortization expense 75.5 79.0
Acquired trade secrets and processes    
Intangible Asset, Finite-Lived [Line Items]    
Gross carrying amount 27.6 27.6
Accumulated amortization (27.6) (27.6)
Total estimated future amortization expense 0.0 0.0
Trade names, trademarks and patents    
Intangible Asset, Finite-Lived [Line Items]    
Gross carrying amount 146.5 131.2
Accumulated amortization (129.2) (122.9)
Total estimated future amortization expense 17.3 8.3
Licensing agreements    
Intangible Asset, Finite-Lived [Line Items]    
Gross carrying amount 12.0 13.0
Accumulated amortization (12.0) (13.0)
Total estimated future amortization expense 0.0 0.0
Other finite-lived intangible assets    
Intangible Asset, Finite-Lived [Line Items]    
Gross carrying amount 2.3 20.5
Accumulated amortization (2.3) (20.5)
Total estimated future amortization expense $ 0.0 $ 0.0