Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Per Share data, unless otherwise specified	May 31, 2014	Aug. 31, 2013
Condensed Consolidated Balance Sheets
Accounts receivable, allowance for doubtful accounts (in dollars)	$ 1,471	$ 1,616
Accounts receivable from related parties, allowance for doubtful accounts (in dollars)	$ 1,393	$ 1,395
Common stock, par value (in dollars per share)	$ 0.0000056	$ 0.0000056
Common stock, shares authorized	75,000	32,143
Common stock, shares issued	28,424	27,761
Common stock, shares outstanding	28,424	27,761