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Share-Based Compensation - Additional Information (Details) - USD ($)			3 Months Ended		6 Months Ended
	Mar. 20, 2023	Oct. 08, 2022	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2025	Mar. 31, 2024	Mar. 17, 2025
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, options, outstanding, intrinsic value			$ 431,000		$ 431,000
Share-based payment arrangement, expense			$ 414,000	$ 524,000	$ 805,000	$ 970,000
Share price			$ 2.27		$ 2.27
Share-based compensation arrangement by share-based payment award, options, exercises in period, intrinsic value					$ 43,000	0
Dividends					0	0
Gross proceeds from stock options exercised					$ 43,000	0
Share-based payment arrangement, nonvested award, cost not yet recognized, period for recognition					1 year 9 months 18 days
Share-based compensation arrangement by share-based payment award, number of shares available for grant			10,501,911		10,501,911
Share-based compensation arrangement by share-based payment award, options, exercisable, intrinsic value			$ 124,000		$ 124,000
Share-based compensation arrangement by share-based payment award, options, grants in period, gross					1,010,250
Share-based compensation arrangement by share-based payment award, expiration period					7 years
Share-based payment arrangement, nonvested award, option, cost not yet recognized, amount			$ 2,165,000		$ 2,165,000
Options and RSUs [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, options and equity instruments other than options, outstanding, number			4,772,727		4,772,727
Common Stock Award [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, number of shares available for grant			5,729,184		5,729,184
Performance Shares [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, non-option equity instruments, granted					0
Share-based payment arrangement, nonvested award, option, cost not yet recognized, amount			$ 0		$ 0
Performance Shares [Member] | Management [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-based payment arrangement, expense			3,000	62,000	6,000	124,000
Share-based compensation arrangement by share-based payment award, options, grants in period, gross	450,000	800,000
Share-based compensation arrangement by share-based payment award, expiration period	7 years	7 years
Performance Shares [Member] | Vesting Based on Market Conditions [Member] | Management [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, non-option equity instruments, granted	225,000
Restricted Stock Units (RSUs) [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-based payment arrangement, expense			158,000	343,000	307,000	571,000
Share-based payment arrangement, nonvested award, excluding option, cost not yet recognized, amount			704,000		$ 704,000
Share-based payment arrangement, nonvested award, cost not yet recognized, period for recognition					1 year 1 month 6 days
Employee Stock Option [Member] | Employees, Directors, and Consultants [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-based payment arrangement, expense			$ 256,000	$ 181,000	$ 498,000	$ 399,000
2015 Equity Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, expiration date					Jan. 19, 2025
2025 Equity Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]
Share-based compensation arrangement by share-based payment award, number of shares authorized							6,000,000

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