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GOODWILL AND OTHER INTANGIBLE ASSETS - Schedule of Finite-Lived Intangible Assets by Major Class (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
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Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Value | $ 629,149 | $ 636,037
Accumulated Amortization | (200,722) | (143,139)
Accumulated Impairment Losses | (24,595) | (10,828)
Net | 403,832 | 482,070
Licenses |  |
Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 30,951 | 37,663
Accumulated Impairment Losses | (20,567) | (6,653)
Net | 10,384 | 31,010
Customer relationships and customer lists |  |
Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 530,528 | 530,704
Accumulated Amortization | (150,051) | (101,659)
Accumulated Impairment Losses | (1,403) | (1,550)
Net | 379,074 | 427,495
Value of business acquired |  |
Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 20,200 | 20,200
Accumulated Amortization | (20,200) | (20,200)
Accumulated Impairment Losses | 0 | 0
Net | 0 | 0
Asset management contracts |  |
Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 20,000 | 20,000
Accumulated Amortization | (5,833) | (833)
Accumulated Impairment Losses | 0 | 0
Net | 14,167 | 19,167
Software |  |
Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 12,230 | 12,230
Accumulated Amortization | (12,230) | (12,230)
Accumulated Impairment Losses | 0 | 0
Net | 0 | 0
Patents and intellectual property |  |
Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 4,500 | 4,500
Accumulated Amortization | (1,875) | (1,875)
Accumulated Impairment Losses | (2,625) | (2,625)
Net | 0 | 0
Covenants not-to-compete |  |
Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 4,030 | 4,030
Accumulated Amortization | (4,030) | (4,030)
Accumulated Impairment Losses | 0 | 0
Net | 0 | 0
Trademarks and trade names |  |
Schedule of Finite and Indefinite-lived Intangible Assets [Line Items] |  |
Gross Carrying Value | 6,710 | 6,710
Accumulated Amortization | (6,503) | (2,312)
Accumulated Impairment Losses | 0 | 0
Net | $ 207 | $ 4,398

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