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EMPLOYEE BENEFIT PLANS (Detail Textuals) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Compensation and Retirement Disclosure [Abstract] |  |  |
Period of completion of services for qualification of defined contribution plan | 90 days |  |
Defined contribution plan, percentage of employer matching contribution | 50.00% | 50.00% | 50.00%
Defined contribution plan, percentage of participant contributions | 5.00% | 5.00% | 5.00%
Employee contributions vesting period | 5 years | 5 years | 5 years
Defined contribution plan, employer contribution | $ 833 | $ 697 | $ 619

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- Definition Represents employee contributions vesting period. + References No definition available. + Details
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- Definition Represents period of completion of services for qualification of defined contribution plan. + References No definition available. + Details
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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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- Definition Amount of cost for defined contribution plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942 + Details
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- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
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- Definition Percentage employer matches of the employee's percentage contribution matched. + References No definition available. + Details
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