Stock-Based Compensation (Details Textual) (USD $)	12 Months Ended
Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2009
Stock-Based Compensation (Textuals) [Abstract]
Weighted average fair value of options granted	$ 9.33	$ 7.32	$ 7.15
Fair value of options vested	$ 4,400,000	$ 4,100,000	$ 3,500,000
Tax benefits resulting from stock-based compensation deductions in excess of amounts reported for financial reporting purposes	2,900,000	500,000	900,000
Cash received from the exercise of capital stock option	13,600,000	7,200,000	2,200,000
Tax benefit from the exercise of capital stock option	3,200,000	1,200,000	1,100,000
Total Intrinsic value of options exercised	9,900,000	4,000,000	3,000,000
Value of restricted stock units granted to participating executives under STEP Plan	26,000,000
Value of restricted stock units available to be granted to other executives under STEP Plan	11,300,000
Stock Option [Member]
Stock-Based Compensation (Textuals) [Abstract]
Compensation expense related to stock option	5,200,000	4,300,000	4,000,000
Unrecognized compensation cost	4,600,000
Unrecognized compensation costs, weighted average period	2.2
Restricted Stock Award [Member]
Stock-Based Compensation (Textuals) [Abstract]
Compensation expense related to stock option	2,100,000	2,700,000	4,500,000
Unrecognized compensation cost	900,000
Unrecognized compensation costs, weighted average period	0.9
Restricted Stock Units - Time Vesting [Member]
Stock-Based Compensation (Textuals) [Abstract]
Compensation expense related to stock option	10,300,000	2,700,000
Unrecognized compensation cost	13,100,000
Unrecognized compensation costs, weighted average period		2.4
Restricted Stock Units - STEP [Member]
Stock-Based Compensation (Textuals) [Abstract]
Compensation expense related to stock option	400,000	500,000	(600,000)
Unrecognized compensation cost	$ 100,000
Unrecognized compensation costs, weighted average period	0.3
Performance Condition of STEP	Based on the Company’s total shareholder return (TSR), which governs 35 percent of the awarded restricted stock units, and cumulative adjusted earnings per share (EPS), which governs 65 percent of the awarded restricted stock units

Share based compensation arrangement by share based payment award options vested in period.

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Stock-Based Compensation, Additional Textuals [Abstract]

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Stock based compensation.

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Value of restricted stock units available to be granted to other executives under STEP Plan.

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Value of restricted stock units granted to participating executives under Step plan.

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- Definition

Represents the expense recognized during the period arising from share-based compensation arrangements (for example, shares of stock, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
-Paragraph 64
-Subparagraph b

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
-Paragraph A240
-Subparagraph g(1)

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Staff Accounting Bulletin (SAB)
-Number Topic 14
-Section F

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Aggregate proceeds received by the entity during the annual period from exercises of stock options and conversion of similar instruments granted under share-based payment arrangements.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
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As of the balance-sheet date, the aggregate unrecognized cost of share-based awards made to employees under share-based compensation plans that have yet to vest.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
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The weighted average period over which unrecognized compensation is expected to be recognized for share-based compensation plans, using a decimal to express in number of years.

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-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
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Disclosure of the aggregate tax benefit realized from the exercise of stock options and the conversion of similar instruments during the annual period.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
-Paragraph A240
-Subparagraph i

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Reductions in the entity's income taxes that arise when compensation cost (from non-qualified share-based compensation) recognized on the entity's tax return exceeds compensation cost from share-based compensation recognized in financial statements. This element represents the cash inflow reported in the enterprise's financing activities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
-Paragraph A240
-Subparagraph i

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Emerging Issues Task Force (EITF)
-Number 00-15
-Paragraph 3

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The total accumulated difference between fair values of underlying shares on dates of exercise and exercise price on options which were exercised (or share units converted) into shares during the reporting period under the plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 123R
-Paragraph A240
-Subparagraph c(1)

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Description of pertinent provisions of share based compensation awards that have actual or potential impact upon the company's financial statements.

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-Name Statement of Financial Accounting Standard (FAS)
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