Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases (USD $)	Jun. 30, 2014		Dec. 31, 2013
Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Nonaccrual loans/leases	$ 17,651,534		$ 17,877,897
Troubled debt restructurings - accruing	11,962,280		13,413,366
Percentage of total nonperforming loans/leases	100.00%		100.00%
Commercial and Industrial [Member]
Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Accruing past due 90 days or more	41,950
Nonaccrual loans/leases	1,754,041	[1]	1,744,981	[2]
Troubled debt restructurings - accruing	1,483,846		878,381
Total nonperforming loans/leases	3,279,837		2,623,362
Percentage of total nonperforming loans/leases	16.45%		12.81%
Owner-Occupied Commercial Real Estate [Member]
Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Accruing past due 90 days or more	39,852		60,286
Nonaccrual loans/leases	1,232,464	[1]	1,139,385	[2]
Total nonperforming loans/leases	1,272,316		1,199,671
Percentage of total nonperforming loans/leases	6.38%		5.86%
Commercial Construction, Land Development, and Other Land [Member]
Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Nonaccrual loans/leases	630,701	[1]	1,185,090	[2]
Total nonperforming loans/leases	630,701		1,185,090
Percentage of total nonperforming loans/leases	3.16%		5.79%
Non-Owner Occupied Commercial Real Estate [Member]
Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Nonaccrual loans/leases	9,852,968	[1]	10,320,491	[2]
Troubled debt restructurings - accruing			905,205
Total nonperforming loans/leases	9,852,968		11,225,696
Percentage of total nonperforming loans/leases	49.41%		54.80%
Finance Leases Portfolio Segment [Member]
Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Accruing past due 90 days or more	13,167
Nonaccrual loans/leases	1,791,829	[1]	894,458	[2]
Total nonperforming loans/leases	1,804,996		894,458
Percentage of total nonperforming loans/leases	9.05%		4.37%
Residential Portfolio Segment [Member]
Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Accruing past due 90 days or more			20,126
Nonaccrual loans/leases	1,451,805	[1]	1,618,483	[2]
Troubled debt restructurings - accruing	343,322		371,995
Total nonperforming loans/leases	1,795,127		2,010,604
Percentage of total nonperforming loans/leases	9.00%		9.82%
Consumer Portfolio Segment [Member]
Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Accruing past due 90 days or more	8,646		3,762
Nonaccrual loans/leases	937,726	[1]	975,009	[2]
Troubled debt restructurings - accruing	357,000		367,000
Total nonperforming loans/leases	1,303,372		1,345,771
Percentage of total nonperforming loans/leases	6.54%		6.57%
Total [Member]
Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Accruing past due 90 days or more	103,615		84,174
Nonaccrual loans/leases	17,651,534	[1]	17,877,897	[2]
Troubled debt restructurings - accruing	2,184,168		2,522,581
Total nonperforming loans/leases	$ 19,939,317		$ 20,484,652
Percentage of total nonperforming loans/leases	100.00%		100.00%

[1] Nonaccrual loans/leases includes $9,778,112 of troubled debt restructurings, including $83,922 in commercial and industrial loans, $8,897,061 in commercial real estate loans, $156,800 in direct financing leases, $443,224 in residential real estate loans, and $197,105 in installment loans.

[2] Nonaccrual loans/leases includes $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.