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Pension and Other Postretirement Pension Plans (Schedule of Significant Actuarial Assumptions in Determining the Funded Status and Benefit Cost) (Details)
 12 Months Ended
Sep. 29, 2017
Sep. 30, 2016
Oct. 02, 2015
U.S. Pension Plans      
Defined Benefit Plan Disclosure [Line Items]      
Weighted average discount rates 3.50% 3.20%  
Rates of compensation increases     3.00%
Expected long-term rates of return on assets 7.50% 7.40% 7.40%
U.S. Pension Plans | Minimum      
Defined Benefit Plan Disclosure [Line Items]      
Weighted average discount rates     3.90%
U.S. Pension Plans | Maximum      
Defined Benefit Plan Disclosure [Line Items]      
Weighted average discount rates     4.00%
Non-U.S. Pension Plans | Minimum      
Defined Benefit Plan Disclosure [Line Items]      
Weighted average discount rates 1.30% 0.70% 1.60%
Rates of compensation increases 2.50% 2.50% 2.40%
Expected long-term rates of return on assets 3.50% 3.50% 3.50%
Non-U.S. Pension Plans | Maximum      
Defined Benefit Plan Disclosure [Line Items]      
Weighted average discount rates 7.00% 7.00% 7.80%
Rates of compensation increases 7.50% 7.50% 7.50%
Expected long-term rates of return on assets 8.50% 8.50% 8.50%