Note 9 - Fair Value Measurements and Disclosures - Assets Measured at Fair Value on Non-Recurring Basis of Impairment Loans (Details) - Fair Value, Nonrecurring [Member] - USD ($) $ in Thousands |
Jun. 30, 2019 |
Dec. 31, 2018 |
---|---|---|
Impaired Loans | $ 2,057 | $ 3,311 |
Fair Value, Inputs, Level 1 [Member] | ||
Impaired Loans | ||
Fair Value, Inputs, Level 2 [Member] | ||
Impaired Loans | ||
Fair Value, Inputs, Level 3 [Member] | ||
Impaired Loans | $ 2,057 | $ 3,311 |