Note 4 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases (USD $)	Dec. 31, 2013		Dec. 31, 2012
Note 4 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Nonaccrual loans/leases	$ 17,877,897		$ 17,932,495
Troubled debt restructurings - accruing	13,413,366		12,958,374
Percentage of total nonperforming loans/leases	100.00%		100.00%
Commercial and Industrial [Member]
Note 4 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Accruing past due 90 days or more			120,000
Nonaccrual loans/leases	1,744,981	[1]	1,564,499	[2]
Troubled debt restructurings - accruing	878,381		184,084
Total nonperforming loans/leases	2,623,362		1,868,583
Percentage of total nonperforming loans/leases	12.81%		7.36%
Owner-Occupied Commercial Real Estate [Member]
Note 4 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Accruing past due 90 days or more	60,286
Nonaccrual loans/leases	1,139,385	[1]	627,245	[2]
Total nonperforming loans/leases	1,199,671		627,245
Percentage of total nonperforming loans/leases	5.86%		2.47%
Commercial Construction, Land Development, and Other Land [Member]
Note 4 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Nonaccrual loans/leases	1,185,090	[1]	2,781,562	[2]
Troubled debt restructurings - accruing			1,016,023
Total nonperforming loans/leases	1,185,090		3,797,585
Percentage of total nonperforming loans/leases	5.79%		14.96%
Non-Owner Occupied Commercial Real Estate [Member]
Note 4 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Nonaccrual loans/leases	10,320,491	[1]	10,262,176	[2]
Troubled debt restructurings - accruing	905,205		5,820,765
Total nonperforming loans/leases	11,225,696		16,082,941
Percentage of total nonperforming loans/leases	54.80%		63.34%
Finance Leases Portfolio Segment [Member]
Note 4 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Nonaccrual loans/leases	894,458	[1]	998,802	[2]
Total nonperforming loans/leases	894,458		998,802
Percentage of total nonperforming loans/leases	4.37%		3.93%
Residential Portfolio Segment [Member]
Note 4 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Accruing past due 90 days or more	20,126
Nonaccrual loans/leases	1,618,483	[1]	1,049,518	[2]
Troubled debt restructurings - accruing	371,995		167,739
Total nonperforming loans/leases	2,010,604		1,217,257
Percentage of total nonperforming loans/leases	9.82%		4.79%
Consumer Portfolio Segment [Member]
Note 4 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Accruing past due 90 days or more	3,762		39,481
Nonaccrual loans/leases	975,009	[1]	648,693	[2]
Troubled debt restructurings - accruing	367,000		110,982
Total nonperforming loans/leases	1,345,771		799,156
Percentage of total nonperforming loans/leases	6.57%		3.15%
Total [Member]
Note 4 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Accruing past due 90 days or more	84,174		159,481
Nonaccrual loans/leases	17,877,897	[1]	17,932,495	[2]
Troubled debt restructurings - accruing	2,522,581		7,299,593
Total nonperforming loans/leases	$ 20,484,652		$ 25,391,569
Percentage of total nonperforming loans/leases	100.00%		100.00%

[1] At December 31, 2013, nonaccrual loans/leases included $10,890,785 of troubled debt restructurings, including $77,072 in commercial and industrial loans, $10,077,501 in commercial real estate loans, $446,996 in residential real estate loans, and $289,216 in installment loans.

[2] At December 31, 2012, nonaccrual loans/leases included $5,658,781 of troubled debt restructurings, including $99,804 in commercial and industrial loans, $5,173,589 in commercial real estate loans, $64,722 in residential real estate loans, and $320,666 in installment loans.