Statements of Consolidated Comprehensive Income - USD ($) $ in Millions	3 Months Ended
Sep. 30, 2018	Sep. 30, 2017
Consolidated Statement of Comprehensive Income [Abstract]
Net earnings	$ 505.4	$ 412.6
Other comprehensive income/loss:
Currency translation adjustments	(22.9)	52.8
Unrealized net losses on available-for-sale securities	(50.4)	(12.8)
Tax effect	12.3	3.5
Reclassification of net losses on available-for-sale securities to net earnings	0.9	0.0
Tax effect	(0.2)	0.0
Reclassification of pension liability adjustment to net earnings	0.2	2.3
Tax effect	(0.2)	(0.9)
Other comprehensive (loss)/income, net of tax	(60.3)	44.9
Comprehensive income	$ 445.1	$ 457.5

Consolidated Statement of Comprehensive Income [Abstract]

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