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Note 7 - Commitments (Details Textual)
Sep. 30, 2016
USD ($)
ft²
Area of Real Estate Property | ft² 8,400
Operating Leases, Future Minimum Payments Due $ 189,254
Operating Leases, Future Minimum Payments, Remainder of Fiscal Year 37,261
Operating Leases, Future Minimum Payments, Due in Two Years 151,993
Unrecorded Unconditional Purchase Obligation $ 305,000