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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2015
Income Taxes [Abstract] |
Income Tax Expense (Benefit) |
|  | 2015 |  | 2014 |  |  | 2013
Current tax expense (benefit): |  |  |  |  |  |  |
Federal | $ | 8,720 | $ | 7,546 |  | $ | 8,917
State |  | 21 |  | (75 | ) |  | 1,913
Total current tax expense |  | 8,741 |  | 7,471 |  |  | 10,830
Deferred tax expense (benefit): |  |  |  |  |  |  |
Federal |  | 1,440 |  | 2,538 |  |  | 1,251
State |  | 358 |  | (384 | ) |  | 296
Total deferred tax expense |  | 1,798 |  | 2,154 |  |  | 1,547
Total income tax expense | $ | 10,539 | $ | 9,625 |  | $ | 12,377
Income Tax Expense Differed From Statutory Federal Income Tax Rate |
| 2015 |  | 2014 |  | 2013 |
Statutory federal tax rate | 35.0 | % | 35.0 | % | 35.0 | %
Increase (decrease) resulting from: |  |  |  |  |  |
Tax exempt interest income | (6.1 | ) | (5.1 | ) | (4.8 | )
Tax credits and adjustments | (0.7 | ) | (3.5 | ) | - |
Non-taxable earnings on company owned life insurance | (1.8 | ) | (1.6 | ) | (1.6 | )
State taxes, net of federal tax benefit | 0.7 |  | (0.8 | ) | 3.8 |
Nondeductible expenses | 0.3 |  | 0.5 |  | 0.2 |
Goodwill and contingent consideration adjustments | (0.3 | ) | - |  | - |
Other, net | - |  | 0.2 |  | 0.1 |
Effective tax rate | 27.1 | % | 24.7 | % | 32.7 | %
Income Tax Expense Allocation |
|  | 2015 |  |  | 2014 |  | 2013 |
Income tax expense | $ | 10,539 |  | $ | 9,625 | $ | 12,377 |
Shareholder's equity |  | (1,456 | ) |  | 925 |  | (8,817 | )
Net Deferred Tax Assets |
|  | 2015 |  | 2014
Deferred tax assets: |  |  |  |
Allowance for loan losses | $ | 10,452 | $ | 10,666
Deferred compensation |  | 972 |  | 938
Investment in limited partnerships |  | 954 |  | 953
SERP agreements |  | 767 |  | 704
Interest on nonaccrual loans |  | 615 |  | 664
Benefit of tax credit carryforwards |  | 502 |  | 569
Share-based compensation |  | 538 |  | 565
Net unrealized loss on securities available for sale |  | 420 |  | -
Other than temporary impairment of investment securities |  | - |  | 1,917
Other |  | 328 |  | 520
Gross deferred tax assets |  | 15,548 |  | 17,496
Deferred tax liabilities: |  |  |  |
Prepaid pension costs |  | 5,065 |  | 5,346
Intangible assets |  | 2,667 |  | 2,662
Depreciation and amortization |  | 1,004 |  | 1,249
Net unrealized gain on securities available for sale |  | - |  | 1,039
Loan servicing assets |  | 479 |  | 525
Gross deferred tax liabilities |  | 9,215 |  | 10,821
Net deferred tax asset | $ | 6,333 | $ | 6,675

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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=6907707&loc=d3e32639-109319 + Details
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