Stock Incentive Plans - Schedule of SAR Activity (Details) - Stock Appreciation Rights (SARs) $ / shares in Units, shares in Thousands, $ in Millions	12 Months Ended
	Jun. 30, 2025 USD ($) $ / shares shares
Number of Shares
Beginning balance, outstanding (in shares) | shares	3,495
Granted (in shares) | shares	347
Exercised (in shares) | shares	(733)
Canceled and forfeited (in shares) | shares	(21)
Ending balance, outstanding (in shares) | shares	3,088
Exercisable (in shares) | shares	2,230
Weighted-Average Exercise Price
Beginning balance, outstanding (in USD per share) | $ / shares	$ 238.15
Granted (in USD per share) | $ / shares	578.39
Exercised (in USD per share) | $ / shares	180.74
Canceled and forfeited (in USD per share) | $ / shares	445.30
Ending balance, outstanding (in USD per share) | $ / shares	288.60
Exercisable (in USD per share) | $ / shares	$ 226.33
Weighted Average Remaining Contractual Term and Aggregate Intrinsic Value
Outstanding, weighted average remaining contractual term	5 years 9 months 18 days
Exercisable, weighted average remaining contractual term	4 years 10 months 24 days
Outstanding, aggregate intrinsic value | $	$ 1,266
Exercisable, aggregate intrinsic value | $	$ 1,053