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Summary of Significant Accounting Policies - Reclassification (Details) - USD ($) | 12 Months Ended
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Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2022
Intangible assets, net | $ 27,012,292 | $ 16,185,321 |
Total net sales | 47,198,020 | 34,808,513 | $ 27,740,695
Total cost of sales | $ 21,284,429 | 13,497,442 | 11,066,314
Customer service | Revision of prior period, Reclassification, Adjustment |  |  |
Total net sales |  | 11,100,000 | 4,900,000
Total cost of sales |  | 3,400,000 | 1,500,000
Engineering and development contracts | Revision of prior period, Reclassification, Adjustment |  |  |
Total net sales |  | 1,100,000 | 400,000
Total cost of sales |  | $ 400,000 | $ 200,000

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