Acquisitions - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Dec. 29, 2024	Dec. 31, 2023	Sep. 29, 2024
Business Acquisition [Line Items]
Goodwill	$ 1,968,684		$ 2,046,569
Reduction in contingent earn-out liabilities	$ 0	$ 0
Maximum
Business Acquisition [Line Items]
Significant unobservable input, earn-out period	5 years
Maximum | Existing customer contracts
Business Acquisition [Line Items]
Useful life of intangible assets	12 years
Minimum
Business Acquisition [Line Items]
Significant unobservable input, earn-out period	3 years
Minimum | Existing customer contracts
Business Acquisition [Line Items]
Useful life of intangible assets	1 year
LS Technologies
Business Acquisition [Line Items]
Total purchase price			120,000
Initial cash payments			93,000
Cash holdback related to tax reserve			4,000
Equity interests issued and issuable			23,000
Net tangible assets			12,000
Intangible assets			23,000
Goodwill			85,000
LS Technologies | Maximum
Business Acquisition [Line Items]
Equity interests issued and issuable			$ 60,000