CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2023	Sep. 30, 2022
Statement of Financial Position [Abstract]
Allowance for credit loss	$ 396	$ 337
Common stock, no par value (in dollars per share)	$ 0	$ 0
Common stock, shares authorized (in shares)	100,000,000	100,000,000
Common stock, shares issued (in shares)	60,790,000	44,497,000
Common stock, shares outstanding (in shares)	53,884,000	37,591,000
Treasury stock, shares held (in shares)	6,906,000	6,906,000