Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2022	Jan. 31, 2021
OPERATING ACTIVITIES:
Consolidated net loss	$ (277)	$ (403)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Bad debt expense	(4)	(15)
Depreciation and amortization	180	237
Stock-based compensation expense	139	123
Tax payments related to shares cancelled for vested restricted stock awards	(13)	(11)
Deferred income taxes	23	766
Changes in operating assets and liabilities:
Trade accounts receivable	3,013	529
Inventories	(2,299)	(433)
Other current assets	(693)	(1,326)
Right of use assets	(15)	(6)
Accounts payable	(122)	35
Accrued expenses	625	44
Income tax payable	0	(43)
Other current liabilities	0	296
Other long-term liabilities	0	(370)
Net cash provided by (used in) operating activities	557	(577)
INVESTING ACTIVITIES:
Capital expenditures	(103)	(116)
Net cash used in investing activities	(103)	(116)
FINANCING ACTIVITIES:
Proceeds from exercise of stock options	0	385
Net cash provided by financing activities	0	385
Net increase (decrease) in cash and cash equivalents	454	(308)
Cash and cash equivalents, beginning of period	13,053	15,797
Cash and cash equivalents, end of period	13,507	15,489
Supplemental cash flow information – income taxes paid	$ 156	$ 6