Note 3 - Debt (Details) (USD $)	3 Months Ended				1 Months Ended		12 Months Ended			7 Months Ended
	Aug. 25, 2013	Aug. 31, 2014	Aug. 31, 2012 sqft	Aug. 31, 2012 Expansion [Member] sqft	May 31, 2013 New Mortgage [Member]	May 31, 2013 Original Mortgage [Member]	Aug. 31, 2014 Original Mortgage [Member]	Aug. 31, 2014 Capital Leases [Member] Minimum [Member]	Aug. 31, 2014 Capital Leases [Member] Maximum [Member]	Aug. 31, 2014 London Interbank Offered Rate (LIBOR) [Member]
Note 3 - Debt (Details) [Line Items]
Area of Real Estate Property (in Square Feet)			107,000	47,000
Expansion Cost	$ 3,800,000
Mortgage Loans on Real Estate, New Mortgage Loans					4,200,000
Mortgage Loans on Real Estate, Interest Rate					2.843%
Debt Instrument, Periodic Payment					22,964		7,637
Mortgage Amortization Period					20 years		25 years
Extinguishment of Debt, Amount						1,100,000
Proceeds from Mortgage Agreement					3,100,000
Debt Instrument, Interest Rate, Stated Percentage							4.38%	3.50%	6.90%
Capital Leases, Lessee Balance Sheet, Assets by Major Class, Other Property, Plant, and Equipment, Gross	12,749,183	11,587,284
Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation	5,019,442	5,625,683
Line of Credit Facility, Maximum Borrowing Capacity		1,000,000
Debt Instrument, Basis Spread on Variable Rate										2.00%
Long-term Line of Credit	$ 0	$ 0