Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Numerator:
Net income	$ 2,151	$ 1,547
Denominator:
Denominator for basic net income (loss) per share - weighted-average outstanding shares (in shares)	14,032	13,306
Effect of dilutive securities:
Stock options and restricted stock (in shares)	764	970
Denominator for diluted net income (loss) per share - weighted-average outstanding shares (in shares)	14,796	14,276
Net income per share - basic (in dollars per share)	$ 0.15	$ 0.12
Net income per share - diluted (in dollars per share)	$ 0.15	$ 0.11