Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023
Revenues:
Revenues	$ 5,739	$ 11,213	$ 10,100	$ 21,700
Cost of revenues	3,562	6,288	6,444	11,943
Gross profit	2,177	4,925	3,656	9,757
Operating expenses
Selling, general and administrative	6,640	6,054	13,158	12,439
Research and development	2,531	2,281	4,722	4,216
Total operating expenses	9,171	8,335	17,880	16,655
Loss from operations	(6,994)	(3,410)	(14,224)	(6,898)
Other income (expense), net	51	15	128	(4)
Loss before income taxes	(6,943)	(3,395)	(14,096)	(6,902)
Income tax benefit	(5)	8	(434)	8
Net loss	$ (6,938)	$ (3,403)	$ (13,662)	$ (6,910)
Net loss per common share - basic and diluted (in dollars per share)	$ (0.16)	$ (0.09)	$ (0.31)	$ (0.19)
Weighted average common shares outstanding:
Basic and diluted (in shares)	44,247,858	36,817,026	44,026,750	36,755,920
Product [Member]
Revenues:
Revenues	$ 3,209	$ 9,940	$ 5,375	$ 19,058
Service [Member]
Revenues:
Revenues	$ 2,530	$ 1,273	$ 4,725	$ 2,642