Pension and Postretirement Benefit Plans (Changes in Fair Value of Plan Assets) (Details) - Pension - International - USD ($) $ in Millions	12 Months Ended
Jun. 30, 2021	Jun. 30, 2020
Change in Plan Assets [Roll Forward]
Fair value of plan assets, beginning of year	$ 948.9	$ 872.1
Foreign currency translation	(119.3)	28.1
Fair value of plan assets, end of year	1,022.9	948.9
Level 3
Change in Plan Assets [Roll Forward]
Fair value of plan assets, beginning of year	349.0	0.0
Purchases	0.0	353.6
Settlements	(11.7)	0.0
Change in fair value	(16.1)	(3.2)
Foreign currency translation	43.8	(1.4)
Fair value of plan assets, end of year	$ 365.0	$ 349.0

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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- Definition

Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.

+ References

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+ Details

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- Definition

Amount of increase (decrease) in plan assets of defined benefit plan.

+ References

No definition available.

+ Details

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- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) plan assets of defined benefit plan.

+ References

+ Details

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- Definition

Amount, measured using unobservable input, of decrease in plan asset of defined benefit plan from settlement of trade associated with underlying investment.

+ References

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- Definition

Amount, measured using unobservable input, of increase in plan asset of defined benefit plan from purchase.

+ References

+ Details

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