Pension and Other Post Retirement Benefit Plans - Schedule of Pension Plans Recorded in Accumulated Other Comprehensive Loss Not Yet Recognized as Component of Net Periodic Pension Cost (Details) - Pension Plan - USD ($) $ in Thousands	Sep. 26, 2025	Sep. 27, 2024
U.S. Plans
Defined Benefit Plan Disclosure [Line Items]
Net actuarial losses	$ 40,413	$ 37,552
Prior service cost	0	47
Total	40,413	37,599
Non-U.S. Plans
Defined Benefit Plan Disclosure [Line Items]
Net actuarial losses	310,464	310,884
Prior service cost	22,033	22,454
Total	$ 332,497	$ 333,338