Note 3 - Loans/Leases Receivable (Details) - Troubled Debt Restructurings (USD $)				3 Months Ended			3 Months Ended					3 Months Ended				3 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2013	Mar. 31, 2013 Owner-Occupied Commercial Real Estate [Member] Significant Payment Delay [Member]	Mar. 31, 2014 Owner-Occupied Commercial Real Estate [Member]	Dec. 31, 2013 Owner-Occupied Commercial Real Estate [Member]	Mar. 31, 2014 Finance Leases Portfolio Segment [Member] Significant Payment Delay [Member]	Mar. 31, 2014 Finance Leases Portfolio Segment [Member] Extension of Maturity [Member]	Mar. 31, 2014 Finance Leases Portfolio Segment [Member]	Dec. 31, 2013 Finance Leases Portfolio Segment [Member]	Mar. 31, 2013 Finance Leases Portfolio Segment [Member]	Mar. 31, 2013 Commercial and Industrial [Member] Extension of Maturity [Member]	Mar. 31, 2014 Commercial and Industrial [Member]	Dec. 31, 2013 Commercial and Industrial [Member]	Mar. 31, 2013 Commercial and Industrial [Member]	Mar. 31, 2014 Significant Payment Delay [Member]	Mar. 31, 2013 Significant Payment Delay [Member]	Mar. 31, 2014 Extension of Maturity [Member]	Mar. 31, 2013 Extension of Maturity [Member]	Mar. 31, 2014 Troubled Debt Restructurings [Member]	Mar. 31, 2013 Troubled Debt Restructurings [Member]
Financing Receivable, Modifications [Line Items]
Troubled Debt Restructurings Number of Loans/Leases				1			1	1				3				1	1	1	3	2	4
Troubled Debt Restructurings Pre-Modification Recorded Investment				$ 47,958			$ 89,443	$ 70,144				$ 809,494				$ 89,443	$ 47,958	$ 70,144	$ 809,494	$ 159,587	$ 857,452
Troubled Debt Restructurings Post-Modification Recorded Investment				47,958			89,443	70,144				809,494				89,443	47,958	70,144	809,494	159,587	857,452
Troubled Debt Restructurings Specific Allowance	$ 4,365,071	$ 5,008,822	$ 4,543,756		$ 117,555	$ 67,498		$ 24,246	$ 298,303	$ 192,847	$ 325,294	$ 188,700	$ 732,427	$ 927,453	$ 498,260			$ 24,246	$ 188,700	$ 24,246	$ 188,700