Note 8 - Income Tax Provision - Provision (Benefit) for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Oct. 31, 2020	Oct. 31, 2019
Federal	$ 279	$ 859
State	143	220
Current Income Tax Expense (Benefit), Total	422	1,079
Federal	(593)	(25)
State	(196)	(18)
Deferred Federal, State and Local, Tax Expense (Benefit), Total	(789)	(43)
Income Tax Expense (Benefit), Total	$ (367)	$ 1,036