Stock Option and SAR Activity (Detail) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
Jun. 30, 2013
Number of Shares
Outstanding June 30, 2011 (in shares)	12,798,326
Granted (in shares)	1,920,863
Exercised (in shares)	(5,246,595)
Canceled (in shares)	(37,421)
Outstanding June 30, 2012 (in shares)	9,435,173
Exercisable June 30, 2012 (in shares)	6,501,971
Weighted-Average Exercise Price
Outstanding June 30, 2011	$ 54.74
Granted	$ 85.53
Exercised	$ 50.14
Canceled	$ 58.68
Outstanding June 30, 2012	$ 63.48
Exercisable June 30, 2012	$ 56.58
Weighted-Average Remaining Contractual Term
Outstanding June 30, 2012 (in years)	6 years 1 month 6 days
Exercisable June 30, 2012 (in years)	5 years 1 month 6 days
Aggregate Intrinsic Value
Outstanding June 30, 2012	$ 302.2
Exercisable June 30, 2012	$ 252.4

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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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.

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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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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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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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Gross number of share options (or share units) granted during the period.

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of options outstanding.

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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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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average price at which option holders acquired shares when converting their stock options into shares.

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