Employee Benefit Plans (Tables)

3 Months Ended

Jan. 02, 2021

Pension and Other Postretirement Benefits Cost (Reversal of Cost) [Abstract]

Net Periodic Benefit Costs

Net periodic benefit costs for our defined benefit pension plans are as follows:

	Three Months Ended
	January 2, 2021		December 28, 2019
U.S. Plans
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)	—		33
Amortization of actuarial loss	3,430		6,329
Expense for U.S. defined benefit plans	$	5,692	$	8,749
Non-U.S. Plans
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)		—
Amortization of actuarial loss	1,387		1,216
Expense for non-U.S. defined benefit plans	$	2,615	$	2,445

Defined Contribution Plan Disclosures

Pension expense for our defined contribution plans consists of:

	Three Months Ended
	January 2, 2021		December 28, 2019
U.S. defined contribution plans	$	8,573	$	5,398
Non-U.S. defined contribution plans	1,594		1,402
Total expense for defined contribution plans	$	10,167	$	6,800