Income Taxes - Income Tax (Benefit) Expense (Details) - USD ($) $ in Thousands	12 Months Ended
Oct. 02, 2021	Oct. 03, 2020	Sep. 28, 2019
Current tax provision:
Federal	$ 348	$ (1,425)	$ 156
State	(82)	(65)	(985)
Foreign	0	0	(112)
Total current tax benefit (expense)	266	(1,490)	(941)
Deferred tax provision:
Federal	604	(715)	(5,844)
State	321	686	(788)
Total deferred tax benefit (expense)	925	(29)	(6,632)
Income tax benefit (expense)	$ 1,191	$ (1,519)	$ (7,573)

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

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