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INCOME TAXES - Additional Information (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 48 Months Ended |
--- | --- | --- | --- | ---
Sep. 30, 2024 | Sep. 30, 2023 | Sep. 30, 2024 | Sep. 30, 2023 | Dec. 31, 2022 | Dec. 31, 2023
Income Taxes [Line Items] |  |  |  |  |  |
Effective income tax rate (benefit) expense, percent | 17.90% | 4.40% | 18.80% | 16.80% |  |
Income tax expense (benefit) | $ 14,546 | $ 2,363 | $ 40,743 | $ 28,531 |  |
Long-term asset | 109,686 |  | $ 109,686 |  |  | $ 105,289
State and foreign income tax returns subject to examination period minimum (in years) |  |  | 3 years |  |  |
State and foreign income tax returns subject to examination period maximum (in years) |  |  | 4 years |  |  |
Unrealized gain on available-for-sale securities |  |  | $ 4,100 |  |  |
Valuation allowance | 1,700 |  | 1,700 |  |  |
South Korea [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Long-term asset | 59,700 |  | 59,700 |  |  | 60,100
Foreign exchange loss |  | $ 1,500 | 545,000 | $ 3,300 |  |
Current income tax expense |  |  |  |  | $ 14,900 |
Foreign exchange income gain | 3,200 |  |  |  |  |
Allocation of Withholding to Non-Korean Patents [Member] | U.S.Federal Government [Member] |  |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |  |
Estimated settlement amounts due (refunds) from withholding taxes | $ 15,700 |  | $ 15,700 |  |  | $ 15,700

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