Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Numerator:
Net income	$ 289	$ 1,139	$ 2,281	$ 5,102
Denominator:
Denominator for basic net income per share - weighted-average outstanding shares (in shares)	14,386	14,232	14,386	14,156
Effect of dilutive securities:
Stock options and restricted stock (in shares)	64	472	72	560
Denominator for diluted net income per share - weighted-average outstanding shares (in shares)	14,450	14,704	14,458	14,716
Net income per share - basic (in dollars per share)	$ 0.02	$ 0.08	$ 0.16	$ 0.36
Net income per share - diluted (in dollars per share)	$ 0.02	$ 0.08	$ 0.16	$ 0.35