CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings (Accumulated Deficit)
Beginning Balance (in shares) at Sep. 30, 2021		12,714
Beginning Balance at Sep. 30, 2021	$ 65,608	$ 13	$ 87,893	$ (22,298)
Expense related to director restricted stock unit (shares)		0
Expense related to director restricted stock units	648		648
Expense related to employee stock-based compensation	1,960		1,960
Stock issued for director restricted stock units (in shares)		53
Stock issued for director restricted stock units	0
Exercise of stock options (shares)		257
Exercise of stock options	637		637
Common stock surrendered for the exercise of stock options (in shares)		(31)
Common stock surrendered for the exercise of stock options	(281)		(281)
Exercise of stock warrants (in shares)		54
Exercise of stock warrants	200		200
Net income	$ 23,288			23,288
Ending Balance (in shares) at Sep. 30, 2022	13,047	13,047
Ending Balance at Sep. 30, 2022	$ 92,060	$ 13	91,057	990
Issuance and fair value adjustment of common stock in business combiation		527
Issuance and fair value adjustment of common stock in business combination	6,539	$ 1	6,538
Expense related to director restricted stock units	718		718
Expense related to employee stock-based compensation	1,204		1,204
Stock issued for director restricted stock units (in shares)		50
Stock issued for director restricted stock units	$ 0
Exercise of stock options (shares)	393	393
Exercise of stock options	$ 1,107		1,107
Common stock surrendered for the exercise of stock options (in shares)		(67)
Common stock surrendered for the exercise of stock options	(650)		(650)
Net income	$ 1,461			1,461
Ending Balance (in shares) at Sep. 30, 2023	13,950	13,950
Ending Balance at Sep. 30, 2023	$ 102,439	$ 14	$ 99,974	$ 2,451