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v3.25.1

Revenue - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Mar. 31, 2025 | Mar. 31, 2024 | Mar. 31, 2025 | Mar. 31, 2024 | Sep. 30, 2024 | Sep. 30, 2023
Concentration Risk [Line Items] |  |  |  |  |  |
Revenue recognized | $ 730 | $ 1,523 | $ 1,665 | $ 1,523 |  |
Accounts receivable |  | $ 14,677 |  | $ 14,677 |  | $ 15,638
Impairment loss on contract assets |  |  | 0 |  | $ 0 |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |  |  |  |  |
Remaining performance obligation | 129,218 |  | 129,218 |  |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-04-01 |  |  |  |  |  |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |  |  |  |  |  |
Remaining performance obligation | $ 98,883 |  | $ 98,883 |  |  |
Timing of satisfaction, period | 12 months |  | 12 months |  |  |
Revenue from Contract with Customer | Customer Concentration Risk | Transferred over Time |  |  |  |  |  |
Concentration Risk [Line Items] |  |  |  |  |  |
Percentage of concentration risk |  |  | 57.00% | 53.00% |  |

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