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Note 15 - Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2018
Notes Tables |
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block] |
|  | Year Ended December 31, |
(Amounts in thousands) |  | 2018 |  |  | 2017 |  |  | 2016 |
Current tax expense (benefit): |  |  |  |  |  |  |  |  |  |  |  |
Federal |  | $ | 7,201 |  |  | $ | 14,509 |  |  | $ | 13,634 |
State |  |  | 1,233 |  |  |  | 926 |  |  |  | 675 |
Total current tax expense |  |  | 8,434 |  |  |  | 15,435 |  |  |  | 14,309 |
Deferred tax expense (benefit): |  |  |  |  |  |  |  |  |  |  |  |
Federal |  |  | 296 |  |  |  | 5,205 |  |  |  | (1,480 | )
State |  |  | 52 |  |  |  | (12 | ) |  |  | (10 | )
Total deferred tax expense (benefit) |  |  | 348 |  |  |  | 5,193 |  |  |  | (1,490 | )
Total income tax expense |  | $ | 8,782 |  |  | $ | 20,628 |  |  | $ | 12,819 |
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block] |
|  | Year Ended December 31, |
|  | 2018 |  |  | 2017 |  |  | 2016 |
|  | Amount |  |  | Percent |  |  | Amount |  |  | Percent |  |  | Amount |  |  | Percent |
(Amounts in thousands) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Federal income tax at the statutory rate |  | $ | 9,475 |  |  |  | 21.00 | % |  | $ | 14,739 |  |  |  | 35.00 | % |  | $ | 13,281 |  |  |  | 35.00 | %
State income tax, net of federal benefit |  |  | 1,016 |  |  |  | 2.25 | % |  |  | 692 |  |  |  | 1.64 | % |  |  | 598 |  |  |  | 1.58 | %
|  |  | 10,491 |  |  |  | 23.25 | % |  |  | 15,431 |  |  |  | 36.64 | % |  |  | 13,879 |  |  |  | 36.58 | %
Increase (decrease) resulting from: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Tax-exempt interest income |  |  | (702 | ) |  |  | -1.56 | % |  |  | (1,228 | ) |  |  | -2.92 | % |  |  | (1,336 | ) |  |  | -3.52 | %
Nondeductible goodwill impairment and disposition |  |  | 569 |  |  |  | 1.26 | % |  |  | - |  |  |  | 0.00 | % |  |  | 340 |  |  |  | 0.89 | %
Bank owned life insurance |  |  | (144 | ) |  |  | -0.32 | % |  |  | (478 | ) |  |  | -1.13 | % |  |  | (335 | ) |  |  | -0.88 | %
Deferred tax revaluation |  |  | (1,669 | ) |  |  | -3.70 | % |  |  | 6,552 |  |  |  | 15.56 | % |  |  | - |  |  |  | 0.00 | %
Other items, net |  |  | 237 |  |  |  | 0.53 | % |  |  | 351 |  |  |  | 0.83 | % |  |  | 271 |  |  |  | 0.71 | %
Income tax at the effective tax rate |  | $ | 8,782 |  |  |  | 19.46 | % |  | $ | 20,628 |  |  |  | 48.98 | % |  | $ | 12,819 |  |  |  | 33.78 | %
Schedule of Deferred Tax Assets and Liabilities [Table Text Block] |
|  | December 31, |
(Amounts in thousands) |  | 2018 |  |  | 2017 |
Deferred tax assets |  |  |  |  |  |  |  |
Allowance for loan losses |  | $ | 4,275 |  |  | $ | 4,511 |
Unrealized losses on available-for-sale securities |  |  | 87 |  |  |  | - |
Unrealized asset losses |  |  | 730 |  |  |  | 722 |
Purchase accounting |  |  | 24 |  |  |  | 3,418 |
FDIC assisted transactions |  |  | 1,510 |  |  |  | 4,131 |
Intangible assets |  |  | 2,430 |  |  |  | 2,616 |
Deferred compensation assets |  |  | 3,468 |  |  |  | 3,617 |
Deferred loan fees |  |  | 1,201 |  |  |  | 1,221 |
Other |  |  | 491 |  |  |  | 450 |
Total deferred tax assets |  |  | 14,216 |  |  |  | 20,686 |
Deferred tax liabilities |  |  |  |  |  |  |  |
FDIC indemnification asset |  |  | 1,195 |  |  |  | 8,525 |
Fixed assets |  |  | 1,381 |  |  |  | 1,282 |
Unrealized gains on available-for-sale securities |  |  | - |  |  |  | 259 |
Odd days interest deferral |  |  | 1,614 |  |  |  | 233 |
Other |  |  | 460 |  |  |  | 819 |
Total deferred tax liabilities |  |  | 4,650 |  |  |  | 11,118 |
Net deferred tax asset |  | $ | 9,566 |  |  | $ | 9,568 |

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- Definition Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32639-109319 + Details
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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + Details
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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 + Details
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