Stock-Based Compensation (Details) - USD ($)		1 Months Ended					3 Months Ended
	Feb. 16, 2017	Nov. 30, 2023	Nov. 30, 2022	Nov. 30, 2020	Nov. 30, 2018	Feb. 28, 2018	Sep. 30, 2025	Sep. 30, 2024	Aug. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock issued under employee stock purchase plan (in shares)							13,000	22,000
Compensation							$ 800,000	$ 900,000
2017 Long-Term Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of additional shares authorized (in shares)	650,000	1,138,000	1,052,000	650,000	715,000	425,000
Number of shares authorized (in shares)							5,100,000
Right to purchase common stock, non-vested and outstanding, exercise price (in USD per share)							$ 4.44
Share based payment award, vesting period							3 years
Options outstanding, net of awards expired (in shares)							100,000
2017 Long-Term Incentive Plan Excluding 2010 Long-Term Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized (in shares)							4,630,000
2010 Long-Term Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized (in shares)							475,000
Contractual term of stock options granted							10 years
Employee Stock Purchase Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common Stock, capital shares reserved for future issuance (in shares)							800,000		400,000
Shares available for issuance under the ESPP (in shares)							400,000
Purchase price of common stock (as a percent)							85.00%
Maximum employee subscription rate (as a percent)							15.00%
Maximum number of shares per employee (in shares)							3,000
Amount in excess of fair market value of stock for option not to be granted							$ 25,000
Offering period							6 months