Share-Based Compensation (Summary Of Stock Option Activity) (Details) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2009
Share-Based Compensation
Number of Awards, Outstanding beginning balance	820,655	541,263	430,106
Weighted Average Exercise Price, Outstanding beginning balance	$ 26.53	$ 35.36	$ 37.88
Number of Awards, Granted	227,600	592,746	145,315
Weighted Average Exercise Price, Granted	$ 34.78	$ 18.50	$ 28.57
Number of Awards, Exercised	(85,590)	(29,559)	(6,700)
Weighted Average Exercise Price, Exercised	$ 17.91	$ 10.00	$ 14.39
Number of Awards, Cancelled	(5,858)	(283,795)	(27,458)
Weighted Average Exercise Price, Cancelled	$ 31.31	$ 28.31	$ 43.49
Number of Awards, Outstanding ending balance	956,807	820,655	541,263
Weighted Average Exercise Price, Outstanding ending balance	$ 29.23	$ 26.53	$ 35.36
Weighted Average Remaining Contractual Term, Outstanding, In Years	7.6
Aggregate Intrinsic Value, Outstanding	$ 27.4
Number of Awards, Exercisable	546,306
Weighted Average Exercise Price, Exercisable	$ 30.91
Weighted Average Remaining Contractual Term, Exercisable, In Years	6.8
Aggregate Intrinsic Value, Exercisable	$ 14.8

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The total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices of vested portions of options outstanding and currently exercisable under the option plan as of the balance-sheet date.

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- Definition

The number of shares into which fully or partially vested stock options outstanding as of the balance-sheet date can be currently converted under the option plan.

+ References

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

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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The weighted average period between the balance-sheet date and expiration for all vested portions of options outstanding and currently exercisable (or convertible) under the plan, which may be expressed in a decimal value for number of years.

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The decrease in the number of reserved shares that could potentially be issued attributable to the exercise or conversion during the reporting period of previously issued stock options under the option plan.

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-Subparagraph b(1)(e)

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- Definition

The weighted average price at which option holders acquired shares when converting their stock options into shares under the plan during the reporting period.

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- Definition

The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan.

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The weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated during the reporting period due to noncompliance with plan terms during the reporting period.

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The quantity of shares issuable on stock options awarded under the plan during the reporting period.

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The weighted average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on stock options awarded under the plan during the reporting period.

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The total dollar difference between fair values of the underlying shares reserved for issuance and exercise prices pertaining to options outstanding under the plan as of the balance-sheet date.

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The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance-sheet date, including vested options.

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-Publisher FASB
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The weighted average price as of the beginning of the year at which grantees can acquire the shares reserved for issuance under the stock option plan.

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The weighted average period between the balance-sheet date and expiration for all awards outstanding under the plan, which may be expressed in a decimal value for number of years.

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