Consolidated Balance Sheets [Parenthetical] - USD ($)	Nov. 30, 2015	Aug. 31, 2015
Allowance For Doubtful Accounts Receivable Current (in dollars)	$ 38,668,000	$ 38,117,000
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	5,000,000	5,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	13,601,624	13,715,849
Common Stock, shares outstanding	13,601,624	13,601,624
Treasury Stock, Shares		114,225