Debt - Exchangeable Senior Notes (Details) - USD ($) $ in Thousands	12 Months Ended			64 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021	May 01, 2023	Jun. 30, 2018
Debt Instrument [Line Items]
Senior Notes	$ 0	$ 0
Net loss on exchange derivative and capped call transactions	$ 0	$ 424,482	$ 616,446
Senior Notes | Exchangeable Senior Notes Maturing May 1 2023
Debt Instrument [Line Items]
Aggregate principal amount					$ 1,000,000
Senior Notes | Exchangeable Senior Notes Maturing May 1 2023 | Capped call transactions
Debt Instrument [Line Items]
Aggregate cost of capped calls				$ 87,700