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CORE DEPOSIT INTANGIBLES (Tables) | 12 Months Ended
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Dec. 31, 2017
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Finite-Lived Intangible Assets | Changes in the carrying amount of core deposit intangibles in the accompanying consolidated balance sheets as of December 31 are summarized as follows:
| 2017 |  | 2016
Beginning of year | $ | 3,308 |  |  | $ | 3,846 |
Effect of acquisitions | — |  |  | 42 |
Amortization | (584 | ) |  | (580 | )
End of year | $ | 2,724 |  |  | $ | 3,308 |
Schedule of Future Amortization Expense | The estimated aggregate future amortization expense for core deposit intangibles remaining as of December 31, 2017 was as follows:
Year Ended December 31, | Amount
2018 | $ | 584 |
2019 | 584 |
2020 | 584 |
2021 | 417 |
2022 | 183 |
Thereafter | 372 |
| $ | 2,724 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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