Earnings Per Share (Tables)

12 Months Ended

Aug. 31, 2012

Earnings Per Share [Abstract]

Schedule of Weighted Average Number of Shares [Table Text Block]

The following presents the number of incremental weighted-average shares used in computing diluted per share amounts: 

	Year Ended August 31,
	2012	2011	2010
	(In thousands)
Weighted-average shares outstanding:
Basic	29,389	30,978	27,746
Incremental shares from equity awards	160	163	230
Diluted	29,549	31,141	27,976