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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Redeemable Noncontrolling Interests - Narrative (Details) - USD ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Jul. 22, 2021 | Dec. 31, 2022 | Dec. 31, 2021
Reconciliation from basic to diluted weighted average common shares outstanding |  |  |
Redeemable units |  | $ 92,469 | $ 72,936
Warrants value |  | 700 | 600
Redeemable Common Units |  |  |
Reconciliation from basic to diluted weighted average common shares outstanding |  |  |
Redeemable units |  | 37,317 | 22,640
Fair value of common units |  | 22,500 | 22,600
Allocated losses |  | 4,300 | 6,200
Increased book value |  | 4,200 | 6,200
Redeemable Preferred Units |  |  |
Reconciliation from basic to diluted weighted average common shares outstanding |  |  |
Redeemable units |  | $ 55,152 | 50,296
Percentage of preferred dividend |  | 9.00% |
Unpaid dividend |  | $ 6,800 | $ 2,000
Alaska communications |  |  |
Reconciliation from basic to diluted weighted average common shares outstanding |  |  |
Percentage of additional equity interest | 3.00% |  |
Alaska communications | Redeemable Common Units |  |  |
Reconciliation from basic to diluted weighted average common shares outstanding |  |  |
Redeemable units | $ 22,600 |  |
Alaska communications | Redeemable Preferred Units |  |  |
Reconciliation from basic to diluted weighted average common shares outstanding |  |  |
Redeemable units | $ 48,300 |  |
Percentage of preferred dividend | 9.00% |  |
Sacred Wind Enterprises | Redeemable Common Units |  |  |
Reconciliation from basic to diluted weighted average common shares outstanding |  |  |
Redeemable units |  | 14,800 |
Fair value of common units |  | $ 14,800 |

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