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FAIR VALUE MEASUREMENT (Details) - USD ($) $ in Thousands | Jun. 30, 2018 | Dec. 31, 2017
--- | --- | ---
Corporate Bonds [Member] |  |
Assets, Fair Value Disclosure | $ 5,476 |
Fair Value, Measurements, Recurring [Member] |  |
Assets, Fair Value Disclosure | 54,433 | $ 40,505
Fair Value, Measurements, Recurring [Member] | Corporate Bonds [Member] |  |
Assets, Fair Value Disclosure |  | 0
Fair Value, Measurements, Recurring [Member] | Mortgage-backed securities [Member] |  |
Assets, Fair Value Disclosure | 22,152 | 9,740
Fair Value, Measurements, Recurring [Member] | Collateralized mortgage obligations [Member] |  |
Assets, Fair Value Disclosure | 1,007 | 1,750
Fair Value, Measurements, Recurring [Member] | U.S. Government Agencies [Member] |  |
Assets, Fair Value Disclosure | 4,723 | 6,971
Fair Value, Measurements, Recurring [Member] | SBA securities [Member] |  |
Assets, Fair Value Disclosure | 4,993 | 5,997
Municipal securities [Member] | Fair Value, Measurements, Recurring [Member] |  |
Assets, Fair Value Disclosure | 16,081 | 16,047
Fair Value, Inputs, Level 1 [Member] | Corporate Bonds [Member] |  |
Assets, Fair Value Disclosure | 0 |
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member] |  |
Assets, Fair Value Disclosure | 0 | 0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | Corporate Bonds [Member] |  |
Assets, Fair Value Disclosure |  | 0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | Mortgage-backed securities [Member] |  |
Assets, Fair Value Disclosure | 0 | 0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | Collateralized mortgage obligations [Member] |  |
Assets, Fair Value Disclosure | 0 | 0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | U.S. Government Agencies [Member] |  |
Assets, Fair Value Disclosure | 0 | 0
Fair Value, Inputs, Level 1 [Member] | Fair Value, Measurements, Recurring [Member] | SBA securities [Member] |  |
Assets, Fair Value Disclosure | 0 | 0
Fair Value, Inputs, Level 1 [Member] | Municipal securities [Member] | Fair Value, Measurements, Recurring [Member] |  |
Assets, Fair Value Disclosure | 0 | 0
Fair Value, Inputs, Level 2 [Member] | Corporate Bonds [Member] |  |
Assets, Fair Value Disclosure | 5,476 |
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] |  |
Assets, Fair Value Disclosure | 54,433 | 40,505
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Corporate Bonds [Member] |  |
Assets, Fair Value Disclosure |  | 0
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Mortgage-backed securities [Member] |  |
Assets, Fair Value Disclosure | 22,152 | 9,740
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | Collateralized mortgage obligations [Member] |  |
Assets, Fair Value Disclosure | 1,007 | 1,750
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | U.S. Government Agencies [Member] |  |
Assets, Fair Value Disclosure | 4,723 | 6,971
Fair Value, Inputs, Level 2 [Member] | Fair Value, Measurements, Recurring [Member] | SBA securities [Member] |  |
Assets, Fair Value Disclosure | 4,993 | 5,997
Fair Value, Inputs, Level 2 [Member] | Municipal securities [Member] | Fair Value, Measurements, Recurring [Member] |  |
Assets, Fair Value Disclosure | 16,081 | 16,047
Fair Value, Inputs, Level 3 [Member] | Corporate Bonds [Member] |  |
Assets, Fair Value Disclosure | 0 |
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] |  |
Assets, Fair Value Disclosure | 0 | 0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Corporate Bonds [Member] |  |
Assets, Fair Value Disclosure |  | 0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Mortgage-backed securities [Member] |  |
Assets, Fair Value Disclosure | 0 | 0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | Collateralized mortgage obligations [Member] |  |
Assets, Fair Value Disclosure | 0 | 0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | U.S. Government Agencies [Member] |  |
Assets, Fair Value Disclosure | 0 | 0
Fair Value, Inputs, Level 3 [Member] | Fair Value, Measurements, Recurring [Member] | SBA securities [Member] |  |
Assets, Fair Value Disclosure | 0 | 0
Fair Value, Inputs, Level 3 [Member] | Municipal securities [Member] | Fair Value, Measurements, Recurring [Member] |  |
Assets, Fair Value Disclosure | $ 0 | $ 0

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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=99377789&loc=d3e19207-110258 + Details
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