OTHER INCOME (EXPENSE) - Summary of Other Expense (Details) - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
OTHER INCOME (EXPENSE)
Unrealized and realized gain (loss) on investments	$ 433,000	$ 20,462,000	$ (511,000)
Foreign currency gain on Blue Chip Swaps		7,993,000	19,772,000
Foreign currency gain (loss)	1,459,000	(59,503,000)	4,030,000
Other income (expense)	759,000	1,072,000	(353,000)
Total other income (expense)	$ 2,651,000	$ (29,976,000)	$ 22,938,000
Number of Blue Chip Swaps		2	11
Realized net gain		$ 7,600,000	$ 18,800,000
Foreign currency gain		8,000,000	19,800,000
Realized loss on investments		$ (400,000)	$ (1,000,000)