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Deposits and prepayments - Schedule of Deposits and Prepaid Expenses (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Jun. 30, 2025
Current
Prepayments	$ 29,368	$ 33,015
Security deposits	13,099	12,894
Computer hardware prepayments	10,808	0
Total current deposits and prepaid expenses	53,275	45,908
Non-current
Security deposits	30,456	29,847
Computer hardware prepayments	0	3,068
Total non-current deposits and prepaid expenses	30,456	32,916
Total deposits and prepaid expenses	$ 83,731	$ 78,824

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