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Note 3 - Loans/Leases Receivable (Details) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2016 USD ($) | Mar. 31, 2015 USD ($) | Dec. 31, 2015 USD ($)
Note 3 - Loans/Leases Receivable (Details) [Line Items] |  |  |
Losses On Residual Value | $ 0 | $ 0 |
Financing Receivable, Recorded Investment, Nonaccrual Status | 10,772,347 |  | $ 10,648,211
Financing Receivable, Modifications, Recorded Investment | $ 2,732,887 |  | 2,587,413
Financing Receivable, Modifications, Number of Contracts | 5 | 0 |
Financing Receivable, Modifications, Subsequent Default, Number of Contracts | 0 | 0 |
Troubled Debt Restructurings [Member] |  |  |
Note 3 - Loans/Leases Receivable (Details) [Line Items] |  |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | $ 1,576,057 |  | 1,533,657
Nonaccrual [Member] |  |  |
Note 3 - Loans/Leases Receivable (Details) [Line Items] |  |  |
Financing Receivable, Modifications, Number of Contracts | 0 |  |
Residential Portfolio Segment [Member] |  |  |
Note 3 - Loans/Leases Receivable (Details) [Line Items] |  |  |
Loans Receivable Held-for-sale, Net, Not Part of Disposal Group, Mortgage | $ 765,385 |  | 565,850
Financing Receivable, Recorded Investment, Nonaccrual Status | 1,051,643 |  | 1,016,743
Residential Portfolio Segment [Member] | Troubled Debt Restructurings [Member] |  |  |
Note 3 - Loans/Leases Receivable (Details) [Line Items] |  |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 115,671 |  | 119,305
Commercial Portfolio Segment [Member] |  |  |
Note 3 - Loans/Leases Receivable (Details) [Line Items] |  |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 5,648,002 |  | 5,791,975
Commercial Portfolio Segment [Member] | Troubled Debt Restructurings [Member] |  |  |
Note 3 - Loans/Leases Receivable (Details) [Line Items] |  |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 1,217,243 |  | 1,164,423
Commercial Real Estate Portfolio Segment [Member] | Troubled Debt Restructurings [Member] |  |  |
Note 3 - Loans/Leases Receivable (Details) [Line Items] |  |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 191,366 |  | 193,804
Finance Leases Portfolio Segment [Member] |  |  |
Note 3 - Loans/Leases Receivable (Details) [Line Items] |  |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 1,796,456 |  | 1,701,341
Finance Leases Portfolio Segment [Member] | Troubled Debt Restructurings [Member] |  |  |
Note 3 - Loans/Leases Receivable (Details) [Line Items] |  |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 37,750 |  | 42,098
Consumer Portfolio Segment [Member] |  |  |
Note 3 - Loans/Leases Receivable (Details) [Line Items] |  |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | 319,793 |  | 109,117
Consumer Portfolio Segment [Member] | Troubled Debt Restructurings [Member] |  |  |
Note 3 - Loans/Leases Receivable (Details) [Line Items] |  |  |
Financing Receivable, Recorded Investment, Nonaccrual Status | $ 14,027 |  | $ 14,027

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