Share-Based Compensation (Schedule of All Transactions Related to Performance Share Units Under the Plans) (Details) - Performance Share Units $ / shares in Units, shares in Millions, $ in Millions	9 Months Ended
	Mar. 31, 2023 USD ($) $ / shares shares
Performance Share Units
Nonvested at beginning of period (in shares) | shares	1.2
Granted (in shares) | shares	0.6
Vested (in shares) | shares	(0.4)
Canceled and forfeited (in shares) | shares	(0.3)
Nonvested at end of period (in shares) | shares	1.1
Weighted-Average Grant Date Fair Value per Share
Nonvested at beginning of period (in usd per share) | $ / shares	$ 54.32
Granted (in usd per share) | $ / shares	70.52
Vested (in usd per share) | $ / shares	59.04
Canceled and forfeited (in usd per share) | $ / shares	65.59
Nonvested at end of period (in usd per share) | $ / shares	$ 76.24
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount | $	$ 39
Share-based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition	2 years