NOTES PAYABLE AND LINE OF CREDIT	3 Months Ended
NOTES PAYABLE AND LINE OF CREDIT	Oct. 31, 2011
Debt Disclosure [Abstract]
Debt Disclosure [Text Block]	NOTE 6 – NOTES PAYABLE AND LINE OF CREDIT The Company has a revolving credit agreement to establish a $3,000 line of credit facility with its primary banking institution, US Bank, effective through November 30, 2012. The interest rate of the facility is one-month LIBOR + 2% and the annual commitment fee for the current line of credit was $4. The line of credit facility was originally established on December 2, 2004. There were no borrowings made under this line of credit in the three-months ending October 31, 2011 and there was no outstanding balance as of October 31, 2011. The Company may utilize this credit facility for short-term needs in the future.

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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