Summary of Significant Accounting Policies - Goodwill and Intangible Assets (Details) |
9 Months Ended | 12 Months Ended | |
|---|---|---|---|
Dec. 31, 2025 |
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Developed Technology Rights | |||
| Intangible Asset, Acquired, Finite-Lived [Line Items] | |||
| Acquired finite-lived intangible assets, useful life (in years) | 5 years | 5 years | 3 years |
| Customer Relationships | |||
| Intangible Asset, Acquired, Finite-Lived [Line Items] | |||
| Acquired finite-lived intangible assets, useful life (in years) | 10 years | ||