Employee Benefit Plans (Net Periodic Benefit Costs) (Details) - Defined Benefit Pension Plans - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 27, 2020	Jun. 29, 2019	Jun. 27, 2020	Jun. 29, 2019
U.S. Plans
Defined Benefit Plan Disclosure
Service cost	$ 5,758	$ 5,251	$ 17,275	$ 15,753
Interest cost	7,650	9,231	22,948	27,693
Expected return on plan assets	(11,021)	(11,264)	(33,063)	(33,792)
Amortization of prior service cost (credit)	33	47	100	140
Amortization of actuarial loss	6,329	6,660	18,987	19,981
Pension expense for defined benefit plans	8,749	9,925	26,247	29,775
Non-U.S. Plans
Defined Benefit Plan Disclosure
Service cost	1,680	1,237	5,017	3,731
Interest cost	674	1,091	2,066	3,293
Expected return on plan assets	(1,124)	(1,290)	(3,398)	(3,891)
Amortization of prior service cost (credit)	(2)	(4)	(2)	(13)
Amortization of actuarial loss	1,228	630	3,656	1,908
Curtailment loss	100	0	100	0
Settlement loss	537	0	537	0
Pension expense for defined benefit plans	$ 3,093	$ 1,664	$ 7,976	$ 5,028