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FAIR VALUE MEASUREMENTS - Change in Investment in Privately Held Companies (Details) - Privately Held Investment - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2023 | Mar. 31, 2022
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Beginning balance | $ 13,069 | $ 7,648
New investments | 400 | 0
Changes in foreign exchange rates | 58 | (61)
Changes in fair value included in other income, net | 3,802 | 2,741
Changes in fair value included in other comprehensive (loss) | (1,064) | 2,502
Ending balance | $ 16,265 | $ 12,830

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