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Note 10 - Income Taxes (Details) - The Provision (Credit) for Income Taxes (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
The Provision (Credit) for Income Taxes [Abstract]
Taxes currently payable	$ 560,468us-gaap_CurrentIncomeTaxExpenseBenefit	$ 647,036us-gaap_CurrentIncomeTaxExpenseBenefit	$ (292,122)us-gaap_CurrentIncomeTaxExpenseBenefit
Deferred income taxes	657,573us-gaap_DeferredIncomeTaxExpenseBenefit	983,526us-gaap_DeferredIncomeTaxExpenseBenefit	160,784us-gaap_DeferredIncomeTaxExpenseBenefit
	$ 1,227,029us-gaap_IncomeTaxExpenseBenefit	$ 1,630,562us-gaap_IncomeTaxExpenseBenefit	$ (131,338)us-gaap_IncomeTaxExpenseBenefit

Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.