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LOANS AND ALLOWANCE FOR LOAN LOSSES - Number of Loans Modified and Their Pre-Modification and Post-Modification Investment Balances (Details) - Commercial real estate - Owner-occupied $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2018 USD ($) contract | Jun. 30, 2017 USD ($) contract | Jun. 30, 2018 USD ($) contract | Jun. 30, 2017 USD ($) contract
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of Contracts | contract | 0 | 1 | 0 | 2
Pre- Modification Recorded Investment | $ 0 | $ 56 | $ 0 | $ 119
Post Modification Recorded Investment | $ 0 | $ 56 | $ 0 | $ 119

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- Definition Post-modification amount of investment in financing receivables modified by troubled debt restructurings. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524 + Details
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