Income Taxes - Summary of Components of Loss Before Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
Jun. 30, 2026	Jun. 30, 2025
Income Tax Disclosure [Abstract]
Domestic	$ (142,731)	$ (456,528)
Foreign	(164,049)	(57,203)
Total	$ (306,780)	$ (513,731)

Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

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