Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2021	Jan. 31, 2020
Net sales	$ 10,002	$ 12,414
Cost of sales	7,396	9,161
Gross profit	2,606	3,253
Operating expenses:
Engineering	431	596
Selling and general	2,764	2,656
Total operating expenses	3,195	3,252
Operating (loss) income	(589)	1
Other (expense) income	(8)	11
(Loss) income before benefit for income taxes	(597)	12
Benefit from income taxes	(194)	(14)
Consolidated net (loss) income	$ (403)	$ 26
(Loss) earnings per share
Basic (in dollars per share)	$ (0.04)	$ 0
Diluted (in dollars per share)	$ (0.04)	$ 0
Weighted average shares outstanding
Basic (in shares)	9,864,689	9,564,533
Diluted (in shares)	9,864,689	9,873,336