Condensed Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Loss [Member]	Retained Earnings [Member]
Beginning balance at Sep. 30, 2022	$ 108,392	$ 701	$ 28,774	$ (9,874)	$ 88,791
Beginning balance, shares at Sep. 30, 2022		14,029
Net income (loss)	(15,576)				(15,576)
Other comprehensive income (loss), net of tax	6,060			6,060
Issuance of common stock	453	$ 6	447
Issuance of common stock ,shares		112
Common stock options exercised, net	350	$ 1	349
Common stock options exercised, net, shares		17
Purchase of common stock to pay employee taxes	(872)	$ (1)	(871)
Purchase of common stock to pay employee taxes ,shares		(24)
Stock-based compensation	3,747		3,747
Ending balance at Mar. 31, 2023	102,554	$ 707	32,446	(3,814)	73,215
Ending balance ,shares at Mar. 31, 2023		14,134
Beginning balance at Dec. 31, 2022	107,261	$ 706	30,224	(4,617)	80,948
Beginning balance, shares at Dec. 31, 2022		14,126
Net income (loss)	(7,733)				(7,733)
Other comprehensive income (loss), net of tax	803			803
Issuance of common stock	453	$ 1	452
Issuance of common stock ,shares		9
Common stock options exercised, net	3		3
Purchase of common stock to pay employee taxes	(15)		(15)
Purchase of common stock to pay employee taxes ,shares		(1)
Stock-based compensation	1,782		1,782
Ending balance at Mar. 31, 2023	102,554	$ 707	32,446	(3,814)	73,215
Ending balance ,shares at Mar. 31, 2023		14,134
Beginning balance at Sep. 30, 2023	119,910	$ 708	36,706	(4,759)	87,255
Beginning balance, shares at Sep. 30, 2023		14,155
Net income (loss)	(539)				(539)
Other comprehensive income (loss), net of tax	1,009			1,009
Issuance of common stock	450	$ 6	444
Issuance of common stock ,shares		121
Common stock options exercised, net	120	$ 1	119
Common stock options exercised, net, shares		13
Purchase of common stock to pay employee taxes	(1,094)	$ (2)	(1,092)
Purchase of common stock to pay employee taxes ,shares		(29)
Stock-based compensation	4,094		4,094
Ending balance at Mar. 31, 2024	123,950	$ 713	40,271	(3,750)	86,716
Ending balance ,shares at Mar. 31, 2024		14,260
Beginning balance at Dec. 31, 2023	122,150	$ 712	37,621	(2,652)	86,469
Beginning balance, shares at Dec. 31, 2023		14,235
Net income (loss)	247				247
Other comprehensive income (loss), net of tax	(1,098)			(1,098)
Issuance of common stock	450	$ 1	449
Issuance of common stock ,shares		19
Common stock options exercised, net	81	$ 1	80
Common stock options exercised, net, shares		6
Purchase of common stock to pay employee taxes	(6)	$ (1)	(5)
Stock-based compensation	2,126		2,126
Ending balance at Mar. 31, 2024	$ 123,950	$ 713	$ 40,271	$ (3,750)	$ 86,716
Ending balance ,shares at Mar. 31, 2024		14,260