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CORONAVIRUS AID RELIEF AND ECONOMIC SECURITY ACT (Details) - USD ($) $ in Thousands | 1 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Aug. 31, 2021 | Apr. 30, 2020 | Dec. 31, 2020 | Dec. 31, 2020 | Dec. 31, 2019
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |
PPP loan proceeds, CARES Act |  |  |  | $ 1,954 | $ 0
Deferred payroll tax, CARES Act |  |  | $ 200 | $ 200 |
Paycheck Protection Program, CARES Act |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |
PPP loan proceeds, CARES Act |  | $ 1,950 | $ 1,954 |  |
Paycheck Protection Program, CARES Act | Forecast |  |  |  |  |
Unusual or Infrequent Item, or Both [Line Items] |  |  |  |  |
Principal and interest payments, CARES Act | $ 100 |  |  |  |

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- Definition The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3255-108585 + Details
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