Significant Accounting Policies and Significant Recent Accounting Pronouncements (Details Textual) - USD ($)	3 Months Ended		9 Months Ended		12 Months Ended
	May 31, 2016	May 31, 2015	May 31, 2016	May 31, 2015	Aug. 31, 2015
Significant Accounting Policies [Line Items]
Allowance for Doubtful Accounts Receivable	$ 111,000		$ 111,000		$ 111,000
Inventory Valuation Reserves	$ 1,283,000		$ 1,283,000		1,105,000
Exchange Rate on Foreign Currency Translation and Transactions	$ 0.77	$ 0.81	$ 0.75	$ 0.85
Percentage of Revenue Per Entity, Maximum			10.00%	10.00%
Restricted Cash and Cash Equivalents, Current	$ 1,502,000		$ 1,502,000		$ 1,781,000	[1]
Sales Revenue, Net [Member]
Significant Accounting Policies [Line Items]
Concentration Risk, Percentage			9.00%	7.00%
Accounts Receivable [Member]
Significant Accounting Policies [Line Items]
Concentration Risk, Percentage			12.00%		7.00%

[1] Derived from the Company’s audited financial statements included in its Form 10-K for the year ended August 31, 2015 filed with the U.S. Securities and Exchange Commission on November 25, 2015.