Statements Of Consolidated Cash Flows (USD $) In Millions, unless otherwise specified	6 Months Ended
	Dec. 31, 2012		Dec. 31, 2011
Statement of Cash Flows [Abstract]
NET EARNINGS	$ 696.1		$ 677.7
Adjustments to reconcile net earnings to cash flows provided by operating activities:
Depreciation and amortization	155.6		157.1
Deferred income taxes	2.6		6.1
Stock-based compensation expense	41.9		45.5
Net pension expense	21.8		18.3
Net realized gain from the sales of marketable securities	(13.8)		(12.2)
Net amortization of premiums and accretion of discounts on available-for-sale securities	37.9		27.2
Impairment Losses on Available-for-sale Securities	0		5.8
Gain on sale of assets	0		(66.0)
Gain on sale of buildings	(2.2)		0
Gain on sale of discontinued businesses, net of tax	(36.7)		0
Other	13.7		0.7
Changes in operating assets and liabilities, net of effects from acquisitions and divestitures of businesses:
(Increase)/decrease in accounts receivable	(210.7)		3.8
Increase in other assets	(328.2)		(122.7)
Decrease in accounts payable	(29.1)		(16.4)
Decrease in accrued expenses and other liabilities	33.1		20.4
Operating activities of discontinued operations	1.4		2.6
Net cash flows provided by operating activities	383.4		747.9
Cash Flows from Investing Activities:
Purchases of corporate and client funds marketable securities	(2,160.4)		(2,233.1)
Proceeds from the sales and maturities of corporate and client funds marketable securities	1,837.2		2,031.7
Net (increase)/decrease in restricted cash and cash equivalents held to satisfy client funds obligations	(1,856.4)		1,997.6
Capital expenditures	(75.3)		(66.6)
Additions to intangibles	(59.0)		(51.2)
Acquisitions of businesses, net of cash acquired	(0.7)		(176.3)
Proceeds from the sale of property, plant, and equipment and other assets	10.0		66.0
Investing activities of discontinued operations	(0.6)		0
Proceeds from Divestiture of Businesses	161.4		0
Net cash flows (used in) provided by investing activities	(2,143.8)		1,568.1
Cash Flows from Financing Activities:
Net increase (decrease) in client funds obligations	2,143.9		(1,805.2)
Payments of debt	(8.7)		(1.0)
Repurchases of common stock	(306.9)		(297.9)
Proceeds from stock purchase plan and exercises of stock options	129.5		118.2
Dividends paid	(384.3)		(353.9)
Net proceeds from reverse repurchase agreements	13.5		0
Net cash flows provided by (used in) financing activities	1,587.0		(2,339.8)
Effect of exchange rate changes on cash and cash equivalents	16.2		(34.3)
Net change in cash and cash equivalents	(157.2)		(58.1)
Cash and cash equivalents of continuing operations, beginning of period	1,548.1		1,389.4
Cash and cash equivalents of continuing operations, end of period	$ 1,390.9	[1]	$ 1,331.3

[1] As of December 31, 2012, $13.4 million of short-term marketable securities and $0.1 million of cash and cash equivalents have been pledged as collateral under the Company's reverse repurchase agreements (see Note 11).