Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Sep. 30, 2025	Sep. 30, 2024
Sales:
Total sales	$ 58,730	$ 55,219
Cost of sales:
Total cost of sales	40,219	36,364
Gross profit	18,511	18,855
Operating expenses:
Research and development	3,250	2,956
Selling, general and administrative	18,370	17,771
Total operating expenses	21,620	20,727
Operating loss	(3,109)	(1,872)
Other income (expense):
Foreign exchange gain (loss)	33	(438)
Interest expense	(357)	(235)
Interest income	1,854	2,047
Other income, net	(82)	79
Total other income, net	1,448	1,453
Loss before income taxes	(1,661)	(419)
Income tax benefit	(1,570)	(93)
Net loss	(91)	(326)
Net loss attributable to common shareholders	$ (91)	$ (326)
Net loss per common share - basic (in dollars per share)	$ (0.01)	$ (0.04)
Weighted average common shares outstanding - basic (in shares)	9,297	9,041
Net loss per common share - diluted (in dollars per share)	$ (0.01)	$ (0.04)
Weighted average common shares outstanding - diluted (in shares)	9,297	9,041
Product
Sales:
Total sales	$ 37,749	$ 36,793
Cost of sales:
Total cost of sales	31,463	28,800
Service
Sales:
Total sales	20,981	18,426
Cost of sales:
Total cost of sales	$ 8,756	$ 7,564