Note 12 - Income Taxes - Income Tax Reconciliation (Details) - USD ($)	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Expected income taxes	$ 559,199	$ 561,440
State taxes, net of federal tax benefit	206,783	192,903
Tax exempt interest	(79,712)	(77,569)
Other	39,233	2,442
	$ 725,503	$ 679,216

Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

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