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Reconciliation of Denominators of Basic and Diluted Earnings Per Share (Detail) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Mar. 31, 2014	Mar. 31, 2013
Schedule of Earnings Per Share, Basic and Diluted, by Common Class [Line Items]
Weighted-average shares outstanding used to compute basic earnings per share	73,821	80,375	76,173	81,219
Effect of dilutive stock options	2,553	2,059	2,159	2,325
Weighted-average shares outstanding and dilutive securities used to compute dilutive earnings per share	76,374	82,434	78,332	83,544

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The sum of dilutive potential common shares or units used in the calculation of the diluted per-share or per-unit computation.

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-Publisher FASB

-Name Accounting Standards Codification

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The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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