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Note 14 - Income Taxes (Details) - Components of Income Tax Expense - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2015
Dec. 31, 2014
Components of Income Tax Expense [Abstract]                    
Current                 $ 1,292 $ 2,027
Deferred                 672 285
Totals $ 501 $ 507 $ 487 $ 469 $ 450 $ 611 $ 692 $ 559 $ 1,964 $ 2,312