Employee Benefit Plans (Net Periodic Benefit Costs) (Details) - Defined Benefit Pension Plans - USD ($) $ in Thousands	3 Months Ended
	Jan. 02, 2021	Dec. 28, 2019
U.S. Plans
Defined Benefit Plan Disclosure
Service cost	$ 5,622	$ 5,759
Interest cost	4,276	7,649
Expected return on plan assets	(7,636)	(11,021)
Amortization of prior service cost (credit)	0	33
Amortization of actuarial loss	3,430	6,329
Pension expense for defined benefit plans	5,692	8,749
Non-U.S. Plans
Defined Benefit Plan Disclosure
Service cost	1,668	1,671
Interest cost	705	697
Expected return on plan assets	(1,143)	(1,139)
Amortization of prior service cost (credit)	(2)	0
Amortization of actuarial loss	1,387	1,216
Pension expense for defined benefit plans	$ 2,615	$ 2,445