Employee Benefit Plans (Funded Status of Pension Plans) (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2021
Change in plan assets:
Fair value of plan assets at beginning of year	$ 1,800.5	$ 2,306.3
Actual return on plan assets	126.6	(406.7)
Employer contributions	17.0	10.7
Currency translation adjustments	(3.0)	(16.4)
Benefits paid	(86.7)	(93.4)
Fair value of plan assets at end of year	1,854.4	1,800.5	$ 2,306.3
Change in benefit obligation:
Benefit obligation at beginning of year	1,779.0	2,149.3
Service cost	4.8	5.7	4.9
Interest cost	78.2	52.3	51.4
Actuarial gain (a)	(48.2)	(319.2)
Currency translation adjustments	(2.0)	(22.5)
Plan changes	0.0	6.8
Acquisitions	0.7	0.0
Benefits paid	(86.7)	(93.4)
Projected benefit obligation at end of year	1,725.8	1,779.0	$ 2,149.3
Net amount recognized	$ 128.6	$ 21.5