Accrued Liabilities (Details) - USD ($)	Sep. 30, 2025	Sep. 30, 2024
Related Party Transaction [Line Items]
Accrued employee compensation and benefits	$ 1,139,000	$ 1,407,000
Accrued workers’ compensation	201,000	303,000
Other accrued liabilities (related party — nil and $880, respectively)	1,800,000	2,905,000
Total accrued liabilities	3,140,000	4,615,000
Accrued liabilities (related party — nil and $880, respectively)	3,140,000	4,615,000
Director
Related Party Transaction [Line Items]
Total accrued liabilities	0	880,000
Accrued liabilities (related party — nil and $880, respectively)	$ 0	$ 880,000