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RESTRICTED CASH AND CASH EQUIVALENTS (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025	Mar. 31, 2025	Dec. 31, 2024
Restricted Cash and Cash Equivalent Item [Line Items]
Total restricted cash and cash equivalents	$ 535,151	$ 531,976
Cash and cash equivalents	75,088	111,756
Total cash, cash equivalents, and restricted cash	610,239	643,732	$ 642,759	$ 649,087
Cash securing trust accounts
Restricted Cash and Cash Equivalent Item [Line Items]
Total restricted cash and cash equivalents	170,267	204,129
Cash securing letters of credit issued
Restricted Cash and Cash Equivalent Item [Line Items]
Total restricted cash and cash equivalents	349,701	310,688
Cash securing debt facility
Restricted Cash and Cash Equivalent Item [Line Items]
Total restricted cash and cash equivalents	10,000	10,000
Other
Restricted Cash and Cash Equivalent Item [Line Items]
Total restricted cash and cash equivalents	$ 5,183	$ 7,159