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Revenue - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Mar. 31, 2025 | Mar. 31, 2024 | Sep. 30, 2024
Unearned Revenue (Details) |  |  |  |  |
Amortization | $ 2.1 | $ 1.2 | $ 4.0 | $ 2.2 |
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 | $ 24.7 |  | $ 24.7 |  | $ 23.6

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