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Supplemental Financial Information - Pension Expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Apr. 01, 2023	Apr. 02, 2022	Apr. 01, 2023	Apr. 02, 2022
Condensed Financial Information [Abstract]
Interest cost	$ 1,509	$ 1,092	$ 3,018	$ 2,184
Expected return on plan assets	(1,630)	(2,122)	(3,260)	(4,244)
Amortization of prior loss	299	291	598	582
Net periodic benefit expense (income)	178	(739)	356	(1,478)
Amortization of prior loss, recognized in other comprehensive income	(299)	(291)	(598)	(582)
Total recognized in net periodic pension benefit expense (income) and other comprehensive income	$ (121)	$ (1,030)	$ (242)	$ (2,060)

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