Reclassification out of Accumulated Other Comprehensive Income (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended				9 Months Ended
	Mar. 31, 2015		Mar. 31, 2014		Mar. 31, 2015		Mar. 31, 2014
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated other comprehensive income, beginning balance	$ (114.7)		$ 10.7		$ 178.2		$ 15.4
Other comprehensive (loss)/income before reclassification adjustments	20.2		40.6		(220.2)		17.3
Tax effect	(44.4)		(15.1)		(16.6)		5.4
Reclassification adjustments to net earnings	3.2		5.1		14.9		0.4
Tax effect	(1.3)		(0.3)		(5.1)		2.5
Reclassification adjustments to retained earnings					(88.2)
Accumulated other comprehensive income, ending balance	(137.0)		41.0		(137.0)		41.0
Currency Translation Adjustment [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated other comprehensive income, beginning balance	(154.4)		76.1		99.5		39.6
Other comprehensive (loss)/income before reclassification adjustments	(108.7)		(3.2)		(274.4)		33.3
Tax effect	0		0		0		0
Reclassification adjustments to net earnings	0		1.5	[1]	0		1.5	[1]
Tax effect	0		0		0		0
Reclassification adjustments to retained earnings					(88.2)	[2]
Accumulated other comprehensive income, ending balance	(263.1)		74.4		(263.1)		74.4
Net Gains/Losses on Available-for-sale Securities [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated other comprehensive income, beginning balance	163.7		138.0		211.6		186.7
Other comprehensive (loss)/income before reclassification adjustments	128.9		43.8		54.2		(16.0)
Tax effect	(44.4)		(15.1)		(16.6)		5.4
Reclassification adjustments to net earnings	(0.7)	[3]	(1.5)	[3]	(2.3)	[3]	(16.5)	[3]
Tax effect	0.2		0.5		0.8		6.1
Reclassification adjustments to retained earnings					0
Accumulated other comprehensive income, ending balance	247.7		165.7		247.7		165.7
Pension Liability [Member]
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated other comprehensive income, beginning balance	(124.0)		(203.4)		(132.9)		(210.9)
Other comprehensive (loss)/income before reclassification adjustments	0		0		0		0
Tax effect	0		0		0		0
Reclassification adjustments to net earnings	3.9	[4]	5.1	[4]	17.2	[4]	15.4	[4]
Tax effect	(1.5)		(0.8)		(5.9)		(3.6)
Reclassification adjustments to retained earnings					0
Accumulated other comprehensive income, ending balance	$ (121.6)		$ (199.1)		$ (121.6)		$ (199.1)

[1] (C) Reclassification adjustments out of AOCI are included within net earnings from discontinued operations, on the Statements of Consolidated Earnings.

[2] (D) Reclassification adjustment out of AOCI is related to the CDK spin-off and included in retained earnings on the Consolidated Balance Sheets.

[3] (A) Reclassification adjustments out of AOCI are included within Other income, net, on the Statements of Consolidated Earnings.

[4] (B) Reclassification adjustments out of AOCI are included in net pension expense (see Note 10).