Revenue Recognition Contract balances (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 03, 2020	Sep. 28, 2019
Change in Contract with Customer, Liability [Abstract]
Contract with customer, beginning balance	$ 42,550	$ 55,637
Amount of customer deposits and deferred revenue recognized in income	(171,521)	(189,318)
Additions to customer deposits and deferred revenue	183,604	177,753
Translation adjustments	1,706	(1,522)
Contract with customer, ending balance	$ 56,339	$ 42,550