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EMPLOYEE BENEFIT PLAN (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined benefit plan, contributions by employer | $ 781 | $ 472 | $ 1,483 | $ 813
Percent of Employee Gross Pay with 100% Matching Contribution |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Employer matching contribution, percent of match |  |  | 100.00% | 100.00%
Employer matching contribution, percent of employees' gross pay |  |  | 4.00% | 3.00%
Percent of Employee Gross Pay with 50% Matching Contribution |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Employer matching contribution, percent of match |  |  | 50.00% | 50.00%
Employer matching contribution, percent of employees' gross pay |  |  | 2.00% | 2.00%

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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 cost for defined contribution plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -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 employer matches of the employee's percentage contribution matched. + References No definition available. + Details
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