Earnings Per Share - Reconciliation of Components of Basic and Diluted EPS Calculations (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands		3 Months Ended
		Dec. 31, 2024	Dec. 31, 2023
Numerator:
Net income (loss)		$ 312	$ (9,358)
Denominator:
Weighted-average shares used to compute basic EPS		14,272	14,188
Weighted-average shares used to compute diluted EPS		14,300	14,188
Net income (loss) per basic share		$ 0.02	$ (0.66)
Net income (loss) per diluted share		$ 0.02	$ (0.66)
Employee Stock Option
Denominator:
Dilutive potential common shares	[1]	9
RSU
Denominator:
Dilutive potential common shares	[1]	19

[1] The number of common stock equivalents is calculated using the treasury method and the average market price during the period.