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EQUITY-BASED COMPENSATION (Expenses Related to Stock-Based Compensation Expense) (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share-based Payment Arrangement, Expense | $ 4,038 | $ 2,325 | $ 1,509
Continuing Operations |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share-based Payment Arrangement, Expense | 4,038 | 2,325 | 1,509
Remaining expense to be recognized, if all vesting conditions are met | 4,779 |  |
Restricted shares | Continuing Operations |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share-based Payment Arrangement, Expense | 3,215 | 1,676 | 1,054
Remaining expense to be recognized, if all vesting conditions are met | 3,731 |  |
Common units | Continuing Operations |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share-based Payment Arrangement, Expense | 823 | 649 | 455
Remaining expense to be recognized, if all vesting conditions are met | 1,048 |  |
Common Stock Units - Discontinued Operations |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share-based Payment Arrangement, Expense | $ 0 | $ 0 | $ 3,114

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