Statements Of Consolidated Cash Flows (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 30, 2013		Jun. 30, 2012	Jun. 30, 2011
Statement of Cash Flows [Abstract]
NET EARNINGS	$ 1,405.8		$ 1,388.5	$ 1,254.2
Adjustments to reconcile net earnings to cash flows provided by operating activities:
Depreciation and amortization	317.0		319.7	314.6
Deferred income taxes	24.6		35.9	105.3
Stock-based compensation expense	96.4		94.1	90.3
Net pension expense	43.7		36.7	40.5
Net realized gain from the sales of marketable securities	(28.6)		(24.4)	(34.4)
Net amortization of premiums and accretion of discounts on available-for-sale securities	79.3		60.0	53.6
Impairment Losses on Available-for-sale Securities	0		5.8	0
Impairment losses on assets held for sale	0		2.2	11.7
Goodwill impairment	42.7		0	0
Gain on sale of assets	0		(66.0)	0
Gain on sale of buildings	(2.2)		0	(1.8)
Gain on sale of discontinued businesses, net of tax	(36.7)		0	0
Other	9.0		15.1	33.6
Changes in operating assets and liabilities, net of effects from acquisitions and divestitures of businesses:
(Increase)/decrease in accounts receivable	(217.0)		(38.5)	(137.3)
Increase in other assets	(283.5)		(71.7)	(82.1)
Decrease in accounts payable	(10.6)		11.0	(24.6)
Decrease/(increase) in accrued expenses and other liabilities	135.9		135.0	77.4
Operating activities of discontinued operations	1.4		6.8	4.8
Net cash flows provided by operating activities	1,577.2		1,910.2	1,705.8
Cash Flows from Investing Activities:
Purchases of corporate and client funds marketable securities	(4,902.6)		(5,113.5)	(4,770.9)
Proceeds from the sales and maturities of corporate and client funds marketable securities	3,638.6		3,962.2	3,305.1
Net (increase)/decrease in restricted cash and cash equivalents held to satisfy client funds obligations	(161.0)		4,855.0	(4,837.1)
Capital expenditures	(174.6)		(140.1)	(181.9)
Additions to intangibles	(108.3)		(109.5)	(95.8)
Acquisitions of businesses, net of cash acquired	(42.0)		(265.7)	(776.0)
Proceeds from the sale of property, plant, and equipment and other assets	10.0		71.6	13.1
Investing activities of discontinued operations	(0.6)		0	0
Proceeds from Divestiture of Businesses	161.4		0	0
Other	0.7		(16.4)	2.9
Net cash flows (used in) provided by investing activities	(1,578.4)		3,243.6	(7,340.6)
Cash Flows from Financing Activities:
Net increase (decrease) in client funds obligations	1,138.5		(3,726.6)	6,290.9
Payments of debt	(17.5)		(2.0)	(5.7)
Repurchases of common stock	(647.3)		(741.3)	(732.8)
Proceeds from stock purchase plan and exercises of stock options	235.3		250.0	478.2
Dividends paid	(805.5)		(739.7)	(692.4)
Net proceeds from reverse repurchase agreements	245.9		0	0
Proceeds from (Payments for) Other Financing Activities	1.6		5.7	1.0
Net cash flows provided by (used in) financing activities	151.0		(4,953.9)	5,339.2
Effect of exchange rate changes on cash and cash equivalents	1.2		(41.2)	41.7
Net change in cash and cash equivalents	151.0		158.7	(253.9)
Cash and cash equivalents of continuing operations, beginning of period	1,548.1		1,389.4	1,643.3
Cash and cash equivalents of continuing operations, end of period	$ 1,699.1	[1]	$ 1,548.1	$ 1,389.4

[1] As of June 30, 2013, $245.2 million of long-term marketable securities and $0.7 million of cash and cash equivalents have been pledged as collateral under the Company's reverse repurchase agreements (see Note 9).