Statements Of Consolidated Cash Flows (USD $) In Millions, unless otherwise specified	9 Months Ended
	Mar. 31, 2015		Mar. 31, 2014
Statement of Cash Flows [Abstract]
NET EARNINGS	$ 1,116.3		$ 1,227.1
Adjustments to reconcile net earnings to cash flows provided by operating activities:
Depreciation and amortization	208.4		195.9
Deferred income taxes	(40.8)		(56.1)
Stock-based compensation expense	111.0		86.9
Excess tax benefit related to exercise of stock options and restricted stock	(47.9)		(44.9)
Net pension expense	13.7		18.7
Net realized gain from the sales of marketable securities	(2.3)		(16.5)
Net amortization of premiums and accretion of discounts on available-for-sale securities	75.4		69.8
Gain on sale of discontinued businesses, net of tax	0		10.5
Other	(2.9)		11.1
Changes in operating assets and liabilities, net of effects from acquisitions and divestitures of businesses:
Increase in accounts receivable	(209.6)		(203.1)
Increase in other assets	(106.7)		(275.3)
Decrease in accounts payable	(16.2)		(9.8)
Increase in accrued expenses and other liabilities	141.6		223.6
Proceeds from the sale of notes receivable	226.7		0
Operating activities of discontinued operations	(2.5)		0
Net cash flows provided by operating activities	1,464.2		1,216.9
Cash Flows from Investing Activities:
Purchases of corporate and client funds marketable securities	(3,366.1)		(2,081.8)
Proceeds from the sales and maturities of corporate and client funds marketable securities	2,617.4		1,469.4
Net increase in restricted cash and cash equivalents held to satisfy client funds obligations	(7,133.3)		(3,290.9)
Capital expenditures	(107.9)		(118.4)
Additions to intangibles	(131.7)		(106.5)
Acquisitions of businesses, net of cash acquired	(8.1)		0
Proceeds from the sale of property, plant, and equipment and other assets	23.6		0.4
Other	0		(0.1)
Dividend received from CDK Global, Inc.	825.0		0
Cash retained by CDK Global, Inc.	(180.0)		0
Investing activities of discontinued operations	(15.4)		(75.2)
Proceeds from the sale of business included in discontinued operations	0		24.4
Net cash flows used in investing activities	(7,476.5)		(4,178.5)
Cash Flows from Financing Activities:
Net increase in client funds obligations	9,811.3		4,103.9
Payments of debt	(1.8)		(2.7)
Repurchases of common stock	(1,127.7)		(459.0)
Proceeds from stock purchase plan and exercises of stock options	87.7		140.2
Excess tax benefit related to exercise of stock options and restricted stock	47.9		44.9
Dividends paid	(696.2)		(652.0)
Net repayments of reverse repurchase agreements	0		(245.9)
Net repayments of commercial paper borrowings	(2,173.0)		0
Other	0		(1.0)
Financing activities of discontinued operations	1.6		7.4
Net cash flows provided by financing activities	5,949.8		2,935.8
Effect of exchange rate changes on cash and cash equivalents	(112.5)		(2.3)
Net change in cash and cash equivalents	(175.0)		(28.1)
Cash and cash equivalents, beginning of period	1,983.6		1,699.1
Cash and cash equivalents, end of period	1,808.6		1,671.0
Less cash and cash equivalents of discontinued operations, end of period	0		360.0
Cash and cash equivalents of continuing operations, end of period	$ 1,808.6	[1]	$ 1,311.0

[1] 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 9).