Reclassification out of Accumulated Other Comprehensive Income (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2013		Dec. 31, 2013
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated other comprehensive income, beginning balance	$ 70.5		$ 15.4
Other comprehensive (loss) before reclassification adjustments	(81.3)		(23.3)
Tax effect	25.5		20.5
Reclassification adjustments to net earnings	(6.4)		4.7
Tax effect	2.4		2.8
Accumulated other comprehensive income, ending balance	10.7		10.7
Currency Translation Adjustment
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated other comprehensive income, beginning balance	82.9		39.6
Other comprehensive (loss) before reclassification adjustments	(6.8)		36.5
Accumulated other comprehensive income, ending balance	76.1		76.1
Net Gains/Losses on Available-for-sale Securities
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated other comprehensive income, beginning balance	194.3		186.7
Other comprehensive (loss) before reclassification adjustments	(74.5)		(59.8)
Tax effect	25.5		20.5
Reclassification adjustments to net earnings	(11.6)	[1]	(15.0)	[1]
Tax effect	4.3		5.6
Accumulated other comprehensive income, ending balance	138.0		138.0
Pension Liability
Accumulated Other Comprehensive Income (Loss), Net of Tax [Roll Forward]
Accumulated other comprehensive income, beginning balance	(206.7)		(210.9)
Other comprehensive (loss) before reclassification adjustments			0
Tax effect			0
Reclassification adjustments to net earnings	5.2	[2]	10.3	[2]
Tax effect	(1.9)		(2.8)
Accumulated other comprehensive income, ending balance	$ (203.4)		$ (203.4)

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

[2] Reclassification adjustments out of AOCI are included in net pension expense (see Note 11)