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FAIR VALUE OF FINANCIAL INSTRUMENTS - Schedule of Investments at Level 3 (Details) - USD ($)
$ in Thousands
8 Months Ended 12 Months Ended
Dec. 31, 2024
Dec. 31, 2025
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Assets, beginning balance $ 0 $ 339,136
Purchases 347,854 2,315,239
Net unrealized gains (losses) on investments (8,395) $ 137,037
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]   Investments
Return of capital (323) $ (10,954)
Proceeds from repayments or sales of investments   (2,976)
Transfers in to/(out of) Level 3 0 0
Assets, ending balance $ 339,136 $ 2,777,482