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Employee Benefit Plans - Components of Net Periodic Benefit Cost (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Apr. 04, 2021
Mar. 29, 2020
Apr. 04, 2021
Mar. 29, 2020
U.S. Plans        
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Service cost $ 0.1 $ 0.2 $ 0.2 $ 0.3
Interest cost 0.5 0.5 0.9 1.1
Expected return on assets (0.9) (1.0) (1.8) (2.1)
Settlement and curtailment     0.0 0.9
Recognized net actuarial loss 0.3 0.2 0.7 0.5
Net periodic benefit cost 0.0 (0.1) $ 0.0 $ 0.7
Weighted average assumptions        
Discount rate     2.46% 3.07%
Expected return on plan assets     6.00% 6.50%
Non U.S. Plans        
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Service cost 0.5 0.6 $ 1.1 $ 1.1
Interest cost 0.6 0.6 1.2 1.2
Expected return on assets (1.0) (0.9) (2.0) (1.8)
Settlement and curtailment     0.0 0.0
Recognized net actuarial loss 0.8 0.8 1.5 1.6
Net periodic benefit cost $ 0.9 $ 1.1 $ 1.8 $ 2.1
Non U.S. Plans | Minimum        
Weighted average assumptions        
Discount rate     0.50% 0.75%
Expected return on plan assets     0.50% 0.75%
Rate of compensation increase     2.25% 2.25%
Non U.S. Plans | Maximum        
Weighted average assumptions        
Discount rate     6.90% 7.70%
Expected return on plan assets     3.40% 3.40%
Rate of compensation increase     6.00% 6.00%