Note 7 - Summary Of Term Debt (Details) (Parentheticals) - USD ($)	6 Months Ended	12 Months Ended
	May 31, 2016	Nov. 30, 2015	Feb. 01, 2013	May 01, 2010
US Bank Loan 1 [Member]
Debt Instrument, Periodic Payment	$ 42,000	$ 42,000
Debt Instrument, Interest Rate, Stated Percentage	2.98%	2.98%
US Bank Loan 2 [Member]
Debt Instrument, Periodic Payment	$ 11,000	$ 11,000
Debt Instrument, Interest Rate, Stated Percentage	2.98%	2.98%
US Bank Loan 3 [Member]
Debt Instrument, Periodic Payment	$ 12,550	$ 12,550
Debt Instrument, Interest Rate, Stated Percentage	2.98%	2.98%
US Bank Loan 4 [Member]
Debt Instrument, Periodic Payment	$ 27,800	$ 27,800
Debt Instrument, Interest Rate, Stated Percentage	2.98%	2.98%
US Bank Loan 5 [Member]
Debt Instrument, Periodic Payment	$ 11,700	$ 11,700
Debt Instrument, Interest Rate, Stated Percentage	3.15%	3.15%
US Bank Loan 6 [Member]
Debt Instrument, Periodic Payment	$ 5,556	$ 5,556
Debt Instrument, Interest Rate, Stated Percentage	2.98%	2.98%
Iowa Finance Authority [Member]
Debt Instrument, Periodic Payment	$ 12,500	$ 12,500
Debt Instrument, Interest Rate, Stated Percentage	2.75%	2.75%	2.75%	3.50%