Service Alignment Initiative (Details) - USD ($) $ in Millions		12 Months Ended		23 Months Ended
		Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2019
Restructuring Reserve [Roll Forward]
Restructuring Charges, Net of Reversals	[1]	$ 20.5	$ 90.0
Cumulative amount from inception	[1]			$ 110.5
Beginning balance		74.4	0.0
Charged to expense		43.9	91.5
Reversals		(23.4)	(1.5)
Cash payments		(39.7)	(13.6)
Non-cash utilization		(0.7)	(2.0)
Ending balance		54.5	74.4	54.5
Employee separation benefits [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges, Net of Reversals	[2]	15.4	84.1
Cumulative amount from inception	[2]			99.5
Beginning balance		73.9	0.0
Charged to expense		38.8	85.6
Reversals		(23.4)	(1.5)
Cash payments		(35.3)	(10.2)
Non-cash utilization		0.0	0.0
Ending balance		54.0	73.9	54.0
Other initiative costs [Member]
Restructuring Reserve [Roll Forward]
Restructuring Charges, Net of Reversals	[3]	5.1	5.9
Cumulative amount from inception	[3]			11.0
Beginning balance		0.5	0.0
Charged to expense		5.1	5.9
Reversals		0.0	0.0
Cash payments		(4.4)	(3.4)
Non-cash utilization		(0.7)	(2.0)
Ending balance		$ 0.5	$ 0.5	$ 0.5
Scenario, Forecast [Member]
Restructuring Cost and Reserve [Line Items]
Expected restructuring costs					$ 10.0

[1] All charges are included within the Other segment

[2] Charges are recorded in selling, general and administrative expenses on the Statements of Consolidated Earnings.

[3] Other initiative costs include costs to relocate certain current Company employees to new locations, lease termination charges (both included within selling, general and administrative expenses on the Statements of Consolidated Earnings), and accelerated depreciation on fixed assets (included within depreciation and amortization on the Statements of Consolidated Earnings).