Digital Currencies - Schedule of net realized and unrealized gains (losses) on digital currencies (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Finite-Lived Intangible Assets [Line Items]
Cumulative realized gain (loss)			$ 2,614	$ 21,473
Revaluation (loss) gain			1,888	6,241
Net realized and unrealized (losses) gains	$ 5,311	$ 4,553	$ 4,502	$ 27,714

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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