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BASIS OF PRESENTATION OF UNAUDITED INTERIM CONDENSED CONSOLIDATED FINANCIAL STATEMENTS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - COVID-19 Impact (Details) - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Jun. 30, 2021
Accounting Changes and Error Corrections [Abstract] |  |  |
Employee retention tax credit |  |  | $ 1.5
Canada Emergency Wage Subsidy | $ 1.4 | $ 1.6 |
Canada Emergency Rent Subsidy | $ 1.2 | $ 0.0 |

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- Definition Canada Emergency Rent Subsidy - COVID-19 + References No definition available. + Details
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