Note 6 - Fair Value (Details) - Quantitative Information About Level Fair Value Measurements (USD $)	9 Months Ended	12 Months Ended
	Sep. 30, 2014	Dec. 31, 2013
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 25,150,866	$ 19,516,934
Impaired Loans/Leases [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range	10.00%	10.00%
Impaired Loans/Leases [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range	50.00%	50.00%
Impaired Loans/Leases [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	13,616,631	9,009,557
Valuation technique	Appraisal of collateral	Appraisal of collateral
Other Real Estate Owned [Member] | Minimum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range	0.00%	0.00%
Other Real Estate Owned [Member] | Maximum [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Range	35.00%	35.00%
Other Real Estate Owned [Member]
Fair Value Inputs, Assets, Quantitative Information [Line Items]
Fair value	$ 11,534,235	$ 10,507,377
Valuation technique	Appraisal of collateral	Appraisal of collateral