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Severance (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Apr. 01, 2022
Apr. 01, 2022
Oct. 01, 2021
Costs of Services Provided and Selling, General and Corporate Expenses | Uniform      
Restructuring Cost and Reserve [Line Items]      
Severance and related costs accrual $ 5.3 $ 5.3 $ 9.0
Employee Severance | COVID-Related Serverance      
Restructuring Cost and Reserve [Line Items]      
Restructuring reserve accrual reversal 5.4 5.4  
Severance and related costs accrual $ 14.1 $ 14.1 $ 24.6