Income Taxes - Schedule of Income Tax Provision (Details) - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2016	Aug. 31, 2015	Aug. 31, 2014
Current
Federal	$ 3,386	$ (47,695)	$ 38,653
State	3,972	3,891	31,203
Foreign	12,729	1,335	2,837
Current Total	20,087	(42,469)	72,693
Deferred
Federal	(30,758)	29,348	(23,444)
State	8,512	(2,799)	(1,893)
Foreign	(1,932)	3,755	940
Deferred Total	(24,178)	30,304	(24,397)
Total	$ (4,091)	$ (12,165)	$ 48,296