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401 (K) RETIREMENT SAVINGS PLAN (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Retirement Benefits [Abstract] |  |  |
Employee's elective deferrals | 100.00% |  |
Matching contributions by employer (up to) | 4.00% |  |
Vesting period | 3 years |  |
Discretionary contribution percentage | $ 1,250 |  |
Discretionary contribution, maximum amount | 2.00% |  |
Employer matching contributions to the Retirement Savings Plan | $ 500,000 | $ 2,100,000 | $ 2,300,000

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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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