Share-Based Compensation - Summary of Stock Option Activity (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Number of Awards
Exercised (in shares)	(117,621)	(891)	(11,871)
Stock options
Number of Awards
Balance at the beginning of the period (in shares)	1,962,589	2,075,753	2,149,541
Granted (in shares)	27,956	36,444	67,142
Exercised (in shares)	(117,621)	(891)	(11,871)
Withheld (in shares)	1,136
Forfeited (in shares)	(2,097)	(69,656)	(59,330)
Expired (in shares)	(61,517)	(79,061)	(69,729)
Balance at the end of the period (in shares)	1,808,174	1,962,589	2,075,753
Exercisable (in shares)	1,780,218
Weighted Average Exercise Price
Balance at the beginning of the period (in dollars per share)	$ 42.96	$ 43.47	$ 44.50
Granted (in dollars per share)	36.24	34.43	18.26
Exercised (in dollars per share)	42.39	39.70	38.68
Withheld (in dollars per share)	44.90
Forfeited (in dollars per share)	42.16	40.52	44.91
Expired (in dollars per share)	49.67	54.49	50.64
Balance at the end of the period (in dollars per share)	42.67	$ 42.96	$ 43.47
Exercisable (in dollars per share)	$ 42.78
Weighted Average Remaining Contractual Term
Outstanding	3 years 3 months 18 days
Exercisable	3 years 2 months 12 days
Aggregate Intrinsic Value ($ in millions)
Outstanding	$ 24.6
Exercisable	$ 24.1