Note 4 - Premises and Equipment - Major Classifications of Premises and Equipment (Details) - USD ($)	Dec. 31, 2017	Dec. 31, 2016
Gross premises and equipment	$ 20,884,380	$ 25,757,024
Less accumulated depreciation	(10,277,286)	(14,885,985)
Net premises and equipment	10,607,094	10,871,039
Land [Member]
Gross premises and equipment	1,377,304	2,251,789
Building and Building Improvements [Member]
Gross premises and equipment	9,649,660	11,850,553
Automobiles [Member]
Gross premises and equipment	25,115	25,115
Furniture and Fixtures [Member]
Gross premises and equipment	9,554,925	11,357,768
Leasehold Improvements [Member]
Gross premises and equipment	$ 277,376	$ 271,799

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

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+ References

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