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Defined Benefit Plans - Weighted average rates to determine the net periodic benefit costs (Details)
Oct. 03, 2020
Sep. 28, 2019
United States    
Defined Benefit Plan Disclosure [Line Items]    
Discount rate: 2.30% 3.00%
Expected return on plan assets: 5.00% 5.80%
Rate of compensation increase 0.00% 0.00%
Foreign Plan    
Defined Benefit Plan Disclosure [Line Items]    
Discount rate: 1.20% 0.80%
Rate of compensation increase 2.20% 2.10%