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Note 6 - Loans Acquired - Impact of the Adjustments on the Company's Financial Results for the Following Reporting Periods (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Impact on net interest income |  | $ 4,105 | $ 3,072 | $ 19,995
Non-interest income (1) | [1] |  |  | (7,719)
Net impact to pre-tax income |  | 4,105 | 3,072 | 12,276
Net impact, net of taxes |  | $ 2,495 | $ 1,867 | $ 7,461
[1] | Negative non-interest income resulted from the amortization of the FDIC indemnification assets. Because the Company&#8217;s loss share agreements with the FDIC have been terminated, there will be no further indemnification asset amortization.

X
- Definition The amount of increase/decrease in interest income for the current year due to the accretable yield adjustment. + References No definition available. + Details
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- Definition The amount of increase/decrease in net after-tax income for the current year due to the accretable yield adjustment. + References No definition available. + Details
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X
- Definition The amount of increase/decrease in interest income for the current year due to the accretable yield adjustment. + References No definition available. + Details
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X
- Definition The amount of increase/decrease in non-interest income for the period due to the accretable yield adjustment. + References No definition available. + Details
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