Note 4 - Borrowings Under Line of Credit	12 Months Ended
Jun. 30, 2014
Debt Disclosure [Abstract]
Debt Disclosure [Text Block]	4. Borrowings Under Line of Credit On February 29, 2012, the Company entered into an $8 million line of credit facility, including a $1,000,000 sublimit for the issuance of standby or trade letters of credit, with PNC Bank, National Association. The interest rate is the “Eurodollar Rate”, which is calculated by using the LIBOR rate, plus a margin of 2.0%. The Company had no outstanding borrowings under its credit line as of June 30, 2014 and June 30, 2013. The Company has pledged its U.S. trade accounts receivable as collateral to secure payment under the line of credit. The line expires on November 30, 2014.

- Definition

The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.

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