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401(k) PLAN (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Defined Contribution Plan Disclosure [Line Items] |  |  |
Employee service period | 90 days |  |
401(k) PLAN |  |  |
Defined Contribution Plan Disclosure [Line Items] |  |  |
Maximum percentage of compensation that employees may elect to contribute | 88.00% |  |
Employer Discretionary Contribution Amount | $ 145,146 | $ 145,474 | $ 122,369
401(k) PLAN | Maximum |  |  |
Defined Contribution Plan Disclosure [Line Items] |  |  |
Employer Matching Contribution, Percent of Match | 2.00% | 2.00% | 2.00%

X
- Definition The concept that refers to the number of days of service by the employee. + References No definition available. + Details
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Balance Type: | na
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of discretionary contributions made by an employer to a defined contribution plan. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
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- Definition Percentage employer matches of the employee's percentage contribution matched. + References No definition available. + Details
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- Definition Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan. + References No definition available. + Details
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- Details
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Namespace Prefix: |
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- Details
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