Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Income Statement [Abstract]
Revenues	$ 126,858	$ 106,569
Cost of goods sold	107,394	93,133
Gross profit	19,464	13,436
Selling, general and administrative expenses	16,873	15,902
Research and development expenses	1,501	1,824
Operating income (loss)	1,090	(4,290)
Interest income, net	(523)	(3)
Income (loss) before income taxes	1,613	(4,287)
Income tax provision (benefit)	451	(1,441)
Net income (loss)	$ 1,162	$ (2,846)
Earnings (loss) per share:
Basic (in dollars per share)	$ 0.10	$ (0.24)
Diluted (in dollars per share)	$ 0.10	$ (0.24)
Weighted average shares:
Basic (in shares)	11,859	11,765
Diluted (in shares)	12,077	11,765
Dividends per share (in dollars per share)	$ 0.26	$ 0.26