Summary of accounting policies - Property and Equipment, Net and Other Current Assets Narrative (Details) - USD ($) $ in Millions |
12 Months Ended | ||
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Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2024 |
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| Organization, Consolidation and Presentation of Financial Statements [Abstract] | |||
| Depreciation on property plant and equipment | $ 18.6 | $ 7.9 | $ 4.1 |
| Short-term deposits and advances | $ 51.3 | $ 50.2 | |
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- Definition Carrying value of amounts transferred to third parties for security purposes that are expected to be returned or applied towards payment within one year or during the operating cycle, if shorter. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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