Note 4 - Loans (Details Textual) - USD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| Financing Receivable, Modifications, Recorded Investment | $ 20.6 | $ 7.3 |
| Financing Receivables, Impaired, Troubled Debt Restructuring, Write-down | $ 4.3 | $ 2.3 |
| X | ||||||||||
- Definition The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Reflects the amount of the write-down related to a troubled debt restructuring. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|