Note 12 - Income Taxes - Income Tax Expense (Benefit) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Current	$ 87,588	$ (82,735)
Deferred	366,026	244,915
	453,614	162,180
Current	143,769	72,535
Deferred	2,411	11,090
	146,180	83,625
	$ 599,794	$ 245,805