Statements Of Consolidated Cash Flows (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 30, 2014		Jun. 30, 2013		Jun. 30, 2012
Statement of Cash Flows [Abstract]
NET EARNINGS	$ 1,515.9		$ 1,405.8		$ 1,388.5
Adjustments to reconcile net earnings to cash flows provided by operating activities:
Depreciation and amortization	336.2		316.7		319.3
Deferred income taxes	(50.3)		24.7		36.1
Stock-based compensation expense	138.4		96.4		94.1
Net pension expense	29.7		43.7		36.7
Net realized gain from the sales of marketable securities	(16.5)		(28.6)		(24.4)
Net amortization of premiums and accretion of discounts on available-for-sale securities	94.4		79.3		60.0
Impairment Losses on Available-for-sale Securities	0		0		5.8
Impairment losses on assets held for sale	0		0		2.2
Goodwill impairment	0		42.7		0
Gain on sale of assets	0		0		(66.0)
Gain on sale of buildings	0		(2.2)		0
Gain on sale of discontinued businesses, net of tax	(10.5)		(36.7)		0
Other	(21.6)		8.4		14.6
Changes in operating assets and liabilities, net of effects from acquisitions and divestitures of businesses:
Increase in accounts receivable	(204.0)		(218.2)		(41.7)
Increase in other assets	(253.2)		(283.5)		(71.7)
Increase/(decrease) in accounts payable	9.7		(10.1)		10.3
Increase in accrued expenses and other liabilities	253.0		135.4		134.5
Operating activities of discontinued operations	0.2		3.4		11.9
Net cash flows provided by operating activities	1,821.4		1,577.2		1,910.2
Cash Flows from Investing Activities:
Purchases of corporate and client funds marketable securities	(3,414.9)		(4,902.6)		(5,113.5)
Proceeds from the sales and maturities of corporate and client funds marketable securities	2,059.5		3,638.6		3,962.2
Net decrease/(increase) in restricted cash and cash equivalents held to satisfy client funds obligations	2,537.8		(161.0)		4,855.0
Capital expenditures	(216.6)		(174.6)		(140.1)
Additions to intangibles	(151.1)		(108.3)		(109.5)
Acquisitions of businesses, net of cash acquired	(25.7)		(42.0)		(265.7)
Proceeds from the sale of property, plant, and equipment and other assets	0.4		10.0		71.6
Investing activities of discontinued operations	(0.5)		(0.6)		0
Proceeds from the sale of businesses included in discontinued operations	24.4		161.4		0
Other	0		0.7		(16.4)
Net cash flows (used in) provided by investing activities	813.3		(1,578.4)		3,243.6
Cash Flows from Financing Activities:
Net (decrease)/increase in client funds obligations	(2,989.5)		1,138.5		(3,726.6)
Payments of debt	(3.3)		(17.5)		(2.0)
Repurchases of common stock	(667.3)		(647.3)		(741.3)
Proceeds from stock purchase plan and exercises of stock options	219.1		235.3		250.0
Dividends paid	(883.1)		(805.5)		(739.7)
Net (repayments of)/proceeds from reverse repurchase agreements	(245.9)		245.9		0
Net proceeds from issuance of commercial paper	2,173.0		0		0
Other	38.8		1.6		5.7
Net cash flows provided by (used in) financing activities	(2,358.2)		151.0		(4,953.9)
Effect of exchange rate changes on cash and cash equivalents	8.0		1.2		(41.2)
Net change in cash and cash equivalents	284.5		151.0		158.7
Cash and cash equivalents of continuing operations, beginning of period	1,699.1	[1]	1,548.1		1,389.4
Cash and cash equivalents of continuing operations, end of period	$ 1,983.6	[1],[2]	$ 1,699.1	[1]	$ 1,548.1

[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 10).

[2] As of June 30, 2014, $2,015.8 million of short-term marketable securities and $183.8 million of cash and cash equivalents are related to the Company's outstanding commercial paper borrowings (see Note 10).