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Retirement Plans (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Mar. 29, 2025
Mar. 30, 2024
Mar. 29, 2025
Mar. 30, 2024
Retirement Benefits [Abstract]        
Employer contribution $ 2.0 $ 2.3 $ 4.3 $ 4.9