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INCOME TAXES (Tables) | 12 Months Ended
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Dec. 31, 2016
Income Tax Disclosure [Abstract] |
Summary of Income Tax Expense (Benefit) | The following table summarizes income tax expense (benefit) for years ended December 31.
(Dollars in thousands) | 2016 |  | 2015 |  | 2014
Current expense: |  |  |  |  |
Federal | $ | 1,499 |  |  | $ | 844 |  |  | $ | 81 |
State | (1 | ) |  | (7 | ) |  | 10 |
| 1,498 |  |  | 837 |  |  | 91 |
Deferred expense (benefit): |  |  |  |  |
Federal | (249 | ) |  | 779 |  |  | 2,723 |
State | 17 |  |  | 18 |  |  | 18 |
| (232 | ) |  | 797 |  |  | 2,741 |
Change in valuation allowance on deferred taxes | 0 |  |  | 0 |  |  | (18,964 | )
Income tax expense (benefit) | $ | 1,266 |  |  | $ | 1,634 |  |  | $ | (16,132 | )
Reconciliation of Effective Income Tax Rate to Statutory Federal Rate | The following table reconciles the effective income tax rate to the statutory federal rate for years ended December 31.
| 2016 |  | 2015 |  | 2014
Statutory federal tax rate | 34.0 | % |  | 35.0 | % |  | 35.0 | %
Increase (decrease) resulting from: |  |  |  |  |
State taxes, net of federal benefit | 0.1 | % |  | 0.1 | % |  | 0.1 | %
Tax exempt interest income | (16.0 | )% |  | (11.3 | )% |  | (7.3 | )%
Valuation allowance on deferred tax assets | 0.0 | % |  | 0.0 | % |  | (145.8 | )%
Earnings from life insurance | (4.7 | )% |  | (3.8 | )% |  | (2.6 | )%
Disallowed interest expense | 1.0 | % |  | 0.4 | % |  | 0.2 | %
Low-income housing credits and related expense | (7.2 | )% |  | (5.0 | )% |  | (3.7 | )%
Regulatory settlement | 4.3 | % |  | 0.0 | % |  | 0.0 | %
Change in statutory federal tax rate | 2.3 | % |  | 0.0 | % |  | 0.0 | %
Other | 2.2 | % |  | 1.8 | % |  | 0.1 | %
Effective income tax rate | 16.0 | % |  | 17.2 | % |  | (124.0 | )%
Summary of Deferred Tax Assets and Liabilities | The following table summarizes deferred tax assets and liabilities at December 31.
(Dollars in thousands) | 2016 |  | 2015
Deferred tax assets: |  |  |
Allowance for loan losses | $ | 4,725 |  |  | $ | 5,111 |
Deferred compensation | 545 |  |  | 547 |
Retirement plans and salary continuation | 1,942 |  |  | 1,824 |
Share-based compensation | 583 |  |  | 343 |
Off-balance sheet reserves | 313 |  |  | 218 |
Nonaccrual loan interest | 370 |  |  | 246 |
Net unrealized losses on securities available for sale | 600 |  |  | 0 |
Goodwill | 92 |  |  | 124 |
Bonus accrual | 236 |  |  | 359 |
Low-income housing credit carryforward | 1,983 |  |  | 1,652 |
Alternative minimum tax credit carryforward | 4,048 |  |  | 2,195 |
Charitable contribution carryforward | 50 |  |  | 211 |
Net operating loss carryforward | 2,520 |  |  | 4,431 |
Other | 429 |  |  | 182 |
Total deferred tax assets | 18,436 |  |  | 17,443 |
Deferred tax liabilities: |  |  |
Depreciation | 771 |  |  | 815 |
Net unrealized gains on securities available for sale | 0 |  |  | 646 |
Mortgage servicing rights | 777 |  |  | 669 |
Purchase accounting adjustments | 435 |  |  | 352 |
Other | 195 |  |  | 181 |
Total deferred tax liabilities | 2,178 |  |  | 2,663 |
Net deferred tax asset, included in Other Assets | $ | 16,258 |  |  | $ | 14,780 |

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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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=65882285&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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32537-109319 + Details
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