Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases (USD $)	Sep. 30, 2014		Dec. 31, 2013
Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Nonaccrual loans/leases	$ 26,337,439		$ 17,877,897
Troubled debt restructurings - accruing	11,749,543		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]
Nonaccrual loans/leases	7,926,551	[1]	1,744,981	[2]
Troubled debt restructurings - accruing	1,437,974		878,381
Total nonperforming loans/leases	9,364,525		2,623,362
Percentage of total nonperforming loans/leases	32.83%		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			60,286
Nonaccrual loans/leases	1,173,258	[1]	1,139,385	[2]
Total nonperforming loans/leases	1,173,258		1,199,671
Percentage of total nonperforming loans/leases	4.11%		5.86%
Commercial Construction, Land Development, and Other Land [Member]
Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Nonaccrual loans/leases	613,351	[1]	1,185,090	[2]
Total nonperforming loans/leases	613,351		1,185,090
Percentage of total nonperforming loans/leases	2.15%		5.79%
Non-Owner Occupied Commercial Real Estate [Member]
Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Nonaccrual loans/leases	12,765,161	[1]	10,320,491	[2]
Troubled debt restructurings - accruing			905,205
Total nonperforming loans/leases	12,765,161		11,225,696
Percentage of total nonperforming loans/leases	44.76%		54.80%
Finance Leases Portfolio Segment [Member]
Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Nonaccrual loans/leases	1,669,717	[1]	894,458	[2]
Total nonperforming loans/leases	1,669,717		894,458
Percentage of total nonperforming loans/leases	5.85%		4.37%
Residential Portfolio Segment [Member]
Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Accruing past due 90 days or more	51,094		20,126
Nonaccrual loans/leases	1,325,827	[1]	1,618,483	[2]
Troubled debt restructurings - accruing	333,895		371,995
Total nonperforming loans/leases	1,710,816		2,010,604
Percentage of total nonperforming loans/leases	6.00%		9.82%
Consumer Portfolio Segment [Member]
Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Accruing past due 90 days or more	4,312		3,762
Nonaccrual loans/leases	863,574	[1]	975,009	[2]
Troubled debt restructurings - accruing	357,000		367,000
Total nonperforming loans/leases	1,224,886		1,345,771
Percentage of total nonperforming loans/leases	4.29%		6.57%
Total [Member]
Note 3 - Loans/Leases Receivable (Details) - Nonperforming Loans/Leases [Line Items]
Accruing past due 90 days or more	55,406		84,174
Nonaccrual loans/leases	26,337,439	[1]	17,877,897	[2]
Troubled debt restructurings - accruing	2,128,869		2,522,581
Total nonperforming loans/leases	$ 28,521,714		$ 20,484,652
Percentage of total nonperforming loans/leases	100.00%		100.00%

[1] Nonaccrual loans/leases includes $9,620,674 of troubled debt restructurings, including $81,043 in commercial and industrial loans, $8,768,590 in commercial real estate loans, $64,144 in direct financing leases, $515,827 in residential real estate loans, and $191,070 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.