Financial Instruments - Gain (losses) on derivative financial instruments recorded in consolidated statement if income (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Deal-contingent forward contracts
Derivative [Line Items]
Net gains (losses) relating to forward exchange contracts	$ 0	$ (389,992)	$ (1,015,426)
Forward exchange contracts
Derivative [Line Items]
Net gains (losses) relating to forward exchange contracts	11,096	(7,259)	55,860
Costless collar contracts
Derivative [Line Items]
Net gains (losses) relating to forward exchange contracts	0	11,528	(4,364)
Cross-currency swap contracts
Derivative [Line Items]
Net gains (losses) relating to forward exchange contracts	$ 0	$ (18,739)	$ 0