Annual report pursuant to Section 13 and 15(d)

Note 7 - Commitments and Contingencies (Details Textual)

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Note 7 - Commitments and Contingencies (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Operating Leases, Rent Expense $ 236,000 $ 210,000