Debt (Details Textual) - USD ($)	9 Months Ended
	May. 31, 2015	Aug. 31, 2014
Line of Credit Facility [Line Items]
Long-term Line of Credit	$ 300,000	$ 1,684,000
Line of Credit Facility, Remaining Borrowing Capacity	9,700,000	$ 8,316,000
Line of Credit Facility, Maximum Borrowing Capacity	$ 10,000,000
Line of Credit Facility, Expiration Date	Mar. 01, 2016
Line of Credit Facility, Interest Rate Description	bear interest at either the 30, 60 or 90 day London Inter-Bank Offered Rate (“LIBOR”) (0.28% and 0.23% for the 90 day LIBOR at May 31, 2015 and August 31, 2014, respectively) plus 1.75% and/or the bank’s reference rate (3.25% at May 31, 2015 and August 31, 2014).