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Schedule of Tax Provision Differs from Statutory Federal Income Tax Rate (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 29, 2021	Oct. 30, 2020
Income Tax Disclosure [Abstract]
(Benefit) provision for federal income taxes at the applicable statutory rate	$ (1,529)	$ 1,052
Increase in provision resulting from state income taxes, net of federal income tax benefit	143	179
Change in federal rate – NOL carryback		(2,868)
Research and development tax credit		(358)
Non-taxable life insurance gain	(556)	(190)
Other, net	163	(8)
Benefit for income taxes	$ (1,779)	$ (2,193)

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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