Note 4 - Premises and Equipment (Details) - Major Classifications of Premises and Equipment - USD ($)	Dec. 31, 2015	Dec. 31, 2014
Major Classifications of Premises and Equipment [Abstract]
Land	$ 2,250,789	$ 2,250,789
Buildings and improvements	11,791,945	11,805,406
Automobile	25,115	25,115
Furniture, fixtures and equipment	10,746,555	9,876,988
Leasehold improvements	271,799	271,799
	25,086,203	24,230,097
Less accumulated depreciation	(14,545,775)	(13,627,334)
Net premises and equipment	$ 10,540,428	$ 10,602,763