Line of Credit (Details Textual) (Revolving Credit Facility [Member], USD $)	12 Months Ended
	Aug. 31, 2013	Aug. 31, 2012
Revolving Credit Facility [Member]
Line of Credit Facility, Maximum Borrowing Capacity	$ 10,000,000
Line of Credit Facility, Interest Rate Description	bears interest at either the 30, 60 or 90 day London Inter-Bank Offered Rate (“LIBOR”) (the 90 day LIBOR at August 31, 2013 and 2012 was 0.26% and 0.43%, respectively) plus 1.75% and/or the bank’s reference rate (3.25% at August 31, 2013 and 2012).
Line of Credit Facility, Amount Outstanding	6,479,000	7,450,000
Line of Credit Facility, Remaining Borrowing Capacity	$ 3,521,000	$ 2,550,000