Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Feb. 29, 2016	Feb. 28, 2015	Feb. 29, 2016	Feb. 28, 2015
Net income		$ 67,763	$ 61,598	$ 127,727	$ 117,458
Other comprehensive loss, net of tax
Net unrealized (loss) gain on cash flow hedges*	[1]	(1,819)	843	(2,236)	731
Foreign currency translation adjustments		(10,364)	(8,011)	(16,750)	(21,566)
Other comprehensive loss		(12,183)	(7,168)	(18,986)	(20,835)
Comprehensive income		$ 55,580	$ 54,430	$ 108,741	$ 96,623

[1] For the three and six months ended February 29, 2016, the unrealized loss on cash flow hedges was net of tax benefits of $1,068 and $1,312 respectively. The unrealized gain on cash flow hedges disclosed above for the three and six months ended February 28, 2015, was net of tax expense of $501 and $434, respectively