Note 13. Comprehensive Income (Tables)

12 Months Ended

Aug. 31, 2012

Schedule of Comprehensive Income (Loss) [Table Text Block]

At August 31,	2012			2011		2010
Net income	$	188,809		$	171,046	$	150,211
Other comprehensive income, net of tax:
Net unrealized (loss) gain on cash flow hedges		(2,141	)		828		(1,089	)
Foreign currency translation adjustments		(14,925	)		14,897		(10,073	)
Comprehensive income	$	171,743		$	186,771	$	139,049

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

At August 31,	2012			2011			2010
Accumulated unrealized (loss) gain on cash flow hedges, net of tax	$	(1,551	)	$	590		$	(238	)
Accumulated foreign currency translation adjustments		(21,175	)		(6,250	)		(21,147	)
Total accumulated other comprehensive loss	$	(22,726	)	$	(5,660	)	$	(21,385	)