Note 4 - Loans (Details Textual) - USD ($) |
1 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Loans and Leases Receivable, Impaired, Interest Lost on Nonaccrual Loans | $ 387,300 | $ 418,400 | $ 591,900 | |
| Financing Receivables, Impaired, Troubled Debt Restructuring, Write-down | $ 89,297 | |||
| Loans and Leases Receivable, Impaired, Commitment to Lend | $ 0 | $ 0 | ||