Quarterly report pursuant to Section 13 or 15(d)

Note 9 - Related Party Transactions (Details Textual)

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Note 9 - Related Party Transactions (Details Textual) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Shareholder [Member]        
Related Party Transaction, Amounts of Transaction $ 100,000 $ 293,000 $ 471,000 $ 671,000