Note 7 (Details)	3 Months Ended
	May 31, 2016 USD ($) ft²
Accounting Policies [Abstract]
Lessor Leasing Arrangements, Operating Leases, Term of Contract	15 years
Area of Real Estate Property (in Square Feet) | ft²	181,300
Area of Real Estate Property, as a Percentage of the Facility	45.30%
Description of Lessor Leasing Arrangements, Operating Leases	The lessee pays $105,800 per month, with a 2.0% annual increase adjustment on the anniversary of the lease
Operating Leases, Income Statement, Minimum Lease Revenue (in Dollars) | $	$ 105,800
Lessor Leasing Arrangements, Operating Leases, Renewal Term	5 years