Income Taxes (Components of Provision (Benefit) For Income Taxes) (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Income Tax Disclosure [Abstract]
Current Federal Tax Expense (Benefit)	$ 366.7	$ 615.3	$ 579.0
Current Foreign Tax Expense (Benefit)	105.5	91.6	85.0
Current State and Local Tax Expense (Benefit)	77.6	82.7	76.6
Current Income Tax Expense (Benefit)	549.8	789.6	740.6
Deferred Federal Income Tax Expense (Benefit)	(24.8)	6.2	17.7
Deferred Foreign Income Tax Expense (Benefit)	19.7	7.2	(15.7)
Deferred State and Local Income Tax Expense (Benefit)	5.6	(5.3)	(1.3)
Deferred Income Tax Expense (Benefit)	0.5	8.1	0.7
Provision for income taxes from continuing operations	$ 550.3	$ 797.7	$ 741.3