Financing Obligation (Financing Obligation) (Details) - USD ($) $ in Thousands	12 Months Ended
	Aug. 31, 2016	Aug. 31, 2015
Financing Obligation [Abstract]
Financing obligation payable in monthly installments of $291 at August 31, 2016, including principal and interest, with two percent annual increases (imputed interest at 7.7%), through June 2025	$ 24,605	$ 26,078
Less current portion	(1,662)	(1,473)
Total financing obligation, less current portion	22,943	$ 24,605
Monthly payment of financing obligation	$ 291
Annual increase to base payment	2.00%
Imputed interest	7.70%
Expiration date	June 2025