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INCOME TAXES (Tables) | 9 Months Ended
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Sep. 30, 2017
Income Tax Disclosure [Abstract] |
Schedule of Effective Income Tax Rate Reconciliation | The Company's effective income tax rate for the three and nine months ended September 30, 2017 and 2016 was as follows:
|  | Three Months Ended September 30, |  | Nine Months Ended September 30,
|  | 2017 |  | 2016 |  | 2017 |  | 2016
Income tax expense |  | $ | 5,478 |  |  | $ | 5,042 |  |  | $ | 14,543 |  |  | $ | 12,742 |
Income before income tax expense |  | $ | 16,817 |  |  | $ | 15,945 |  |  | $ | 46,192 |  |  | $ | 41,907 |
Effective tax rate |  | 32.6 | % |  | 31.6 | % |  | 31.5 | % |  | 30.4 | %
Discrete period item(s) — impact on effective tax rate: |  |  |  |  |  |  |  |
Windfall tax benefits, net(1) |  | (0.2 | )% |  | (0.4 | )% |  | (0.4 | )% |  | (1.0 | )%
BOLI death benefit income (non-taxable) |  | — | % |  | — | % |  | — | % |  | (0.3 | )%
(1) | Represents the net windfall tax benefits generated upon vesting of share-based awards issued and exercise of stock options that were accounted for within income tax expense on the consolidated statements of income as a discrete period item.

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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://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=65882285&loc=d3e32687-109319 + Details
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