Property and Equipment (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Jul. 03, 2022	Jun. 27, 2021	Jul. 03, 2022	Jun. 27, 2021	Oct. 03, 2021
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 136,485		$ 136,485		$ 131,242
Accumulated depreciation	(101,475)		(101,475)		(93,509)
Property and equipment, net	35,010		35,010		37,733
Depreciation expense related to property and equipment	3,200	$ 3,100	9,900	$ 9,000
Equipment, furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	100,667		100,667		94,780
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 35,818		$ 35,818		$ 36,462