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OTHER INVESTMENTS - Schedule of Other Investments (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2025	Dec. 31, 2024
Debt and Equity Securities, FV-NI
Cost	$ 30,547	$ 30,824
Unrealized gains	38,261	51,076
Unrealized losses	(5,705)	(8,830)
Accrued interest	79	90
Fair value / carrying value	63,182	73,160
Private investments and unlisted equities
Debt and Equity Securities, FV-NI
Cost	28,962	28,111
Unrealized gains	38,261	51,076
Unrealized losses	(5,705)	(7,320)
Accrued interest	0	0
Fair value / carrying value	61,518	71,867
Debt and convertible debt securities
Debt and Equity Securities, FV-NI
Cost	1,585	2,713
Unrealized gains	0	0
Unrealized losses	0	(1,510)
Accrued interest	79	90
Fair value / carrying value	$ 1,664	$ 1,293

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