CASH, CASH EQUIVALENTS AND INVESTMENTS - Schedule of Investments (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Short-term Investments [Member]
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis	$ 466,262	$ 422,532
Available-for-sale Securities, Gross Unrealized Gains	11	304
Available-for-sale Securities, Gross Unrealized Losses	(980)	(699)
Available-for-sale Securities, Fair Value Disclosure	465,293	422,137
Long-term Investments [Member]
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis	299,537	284,053
Available-for-sale Securities, Gross Unrealized Gains	68	1,457
Available-for-sale Securities, Gross Unrealized Losses	(712)	(8)
Available-for-sale Securities, Fair Value Disclosure	298,893	285,502
Corporate Bonds [Member] \| Short-term Investments [Member]
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis	796	1,763
Available-for-sale Securities, Gross Unrealized Gains	1	1
Available-for-sale Securities, Gross Unrealized Losses	(1)	(5)
Available-for-sale Securities, Fair Value Disclosure	796	1,759
U.S. Government Bonds [Member] \| Short-term Investments [Member]
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis	465,377	420,769
Available-for-sale Securities, Gross Unrealized Gains	10	303
Available-for-sale Securities, Gross Unrealized Losses	(979)	(694)
Available-for-sale Securities, Fair Value Disclosure	464,408	420,378
U.S. Government Bonds [Member] \| Long-term Investments [Member]
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis	299,537	284,053
Available-for-sale Securities, Gross Unrealized Gains	68	1,457
Available-for-sale Securities, Gross Unrealized Losses	(712)	(8)
Available-for-sale Securities, Fair Value Disclosure	298,893	$ 285,502
Marketable Securities [Member] \| Short-term Investments [Member]
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis	89
Available-for-sale Securities, Gross Unrealized Gains	0
Available-for-sale Securities, Gross Unrealized Losses	0
Available-for-sale Securities, Fair Value Disclosure	$ 89

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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