Fair Value of Financial Instruments - Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Sep. 30, 2025
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total	$ 227,372	$ 131,180
Level I [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total	27,367	63,923
Level II [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total	195,871	47,972
Level III [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total
Warrant [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total	4,134	19,285
Warrant [Member] \| Level I [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total
Warrant [Member] \| Level II [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total
Warrant [Member] \| Level III [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total	4,134	19,285
U.S. government securities [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total	21,795	18,391
U.S. government securities [Member] \| Level I [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total
U.S. government securities [Member] \| Level II [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total	0	0
U.S. government securities [Member] \| Level III [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total
Certificates of deposit [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total	195,871	47,972
Certificates of deposit [Member] \| Level I [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total
Certificates of deposit [Member] \| Level II [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total	195,871	47,972
Certificates of deposit [Member] \| Level III [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total
Money market funds [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total	5,572	45,532
Money market funds [Member] \| Level I [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total	5,572	45,532
Money market funds [Member] \| Level II [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total
Money market funds [Member] \| Level III [Member]
Schedule of Assets and Liabilities that were Measured at Fair Value on a Recurring Basis [Line Items]
Total