Goodwill and Intangible Assets - Goodwill (Details) $ in Thousands	3 Months Ended
	Dec. 29, 2024 USD ($)
Goodwill
Balance at beginning of the period	$ 2,046,569
Translation adjustments	(77,885)
Balance at end of the period	1,968,684
GSG
Goodwill
Balance at beginning of the period	750,817
Translation adjustments	(4,124)
Balance at end of the period	746,693
CIG
Goodwill
Balance at beginning of the period	1,295,752
Translation adjustments	(73,761)
Balance at end of the period	$ 1,221,991