Statements of Consolidated Comprehensive Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Consolidated Statement of Comprehensive Income [Abstract]
Net earnings	$ 341.4	$ 331.5	$ 678.0	$ 626.7
Other comprensive income:
Currency translation adjustments	(24.4)	(56.8)	(46.4)	(165.7)
Unrealized net (losses)/gains on available-for-sale securities	(174.3)	19.4	(121.0)	(74.7)
Tax effect	62.5	(6.1)	42.6	27.9
Reclassification of net losses/(gains) on available-for-sale securities to net earnings	3.8	(0.9)	3.8	(1.7)
Tax effect	(1.2)	0.3	(1.2)	0.6
Reclassification of pension liability adjustment to net earnings	3.0	5.0	5.9	13.2
Tax effect	(1.1)	(1.5)	(2.2)	(4.3)
Other comprehensive loss, net of tax	(131.7)	(40.6)	(118.5)	(204.7)
Comprehensive income	$ 209.7	$ 290.9	$ 559.5	$ 422.0