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OTHER INCOME (EXPENSE) - Summary of Other Expense (Details) - USD ($) | 12 Months Ended
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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)

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