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Fair Value Measurements - Additional Information (Details) - USD ($)
$ in Millions
1 Months Ended 12 Months Ended
Apr. 30, 2019
Sep. 30, 2025
Sep. 30, 2019
Promissory note receivable from Founders      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Interest on note receivable   15.00%  
Promissory note receivable due April 2024      
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]      
Interest on note receivable 2.89%    
Fair value of notes receivable $ 1.1   $ 1.1