Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Sep. 30, 2023	Oct. 01, 2022	Oct. 02, 2021
Operating Loss Carryforwards [Line Items]
Effective tax rate (as a percent)	34.70%	21.60%	60.20%
Statutory Federal income tax rate (as a percent)	21.00%	21.00%	21.00%
Accrued interest and penalties	$ 100
Tax credits	6,685	$ 7,918
Domestic Tax Authority
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	200
State and Local Jurisdiction
Operating Loss Carryforwards [Line Items]
Federal tax credit carryforward	6,700
Tax credit carryforwards subject to expiration	5,200
Operating loss carryforwards	900
Operating loss carryforwards subject to expiration	500
Tax credits	$ 8,500