EQUITY SECURITIES PORTFOLIO INVESTMENT - Summary of Securities (Details) - Equity securities - other common stock - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Dec. 31, 2025
Debt and Equity Securities, FV-NI [Line Items]
Cost	$ 16,439		$ 18,227
Gross Unrealized Gain	4,065	$ 71
Gross Unrealized Loss	(1,385)	$ (747)
Fair Value	$ 19,119		$ 17,551