SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS AND RESERVES (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 03, 2021	Sep. 27, 2020	Sep. 29, 2019
Allowance for doubtful accounts
Changes in valuation and qualifying accounts and reserves
Balance at Beginning of Period	$ 7,147	$ 10,562	$ 5,188
Charged to Costs and Expenses	(4,130)	1,472	7,242
Deductions	195	(4,887)	(1,868)
Other	1,140	0	0
Balance at End of Period	4,352	7,147	10,562
Income tax valuation allowance
Changes in valuation and qualifying accounts and reserves
Balance at Beginning of Period	24,395	20,543	21,479
Charged to Costs and Expenses	13,698	3,852	255
Deductions	(26,059)	0	(23,714)
Other	1,006	0	22,523
Balance at End of Period	$ 13,040	$ 24,395	$ 20,543