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Revenue - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024 | Sep. 30, 2024
Unearned Revenue (Details) |  |  |  |  |
Amortization | $ 2.3 | $ 1.4 | $ 6.3 | $ 3.5 |
Revenue Benchmark | Customer Concentration Risk | Customer One |  |  |  |  |
Unearned Revenue (Details) |  |  |  |  |
Concentration risk threshold percentage | 16.00% |  | 16.00% |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-04-01 |  |  |  |  |
Unearned Revenue (Details) |  |  |  |  |
Remaining performance obligation, period | 12 months |  | 12 months |  |
Equipment |  |  |  |  |
Unearned Revenue (Details) |  |  |  |  |
Contract assets | $ 24.2 |  | $ 24.2 |  | $ 23.6

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