CASH, CASH EQUIVALENTS AND INVESTMENTS - Schedule of Investments (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale Securities, Fair Value Disclosure		$ 4,000
Short-term Investments [Member]
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis	$ 422,532	490,170
Available-for-sale Securities, Gross Unrealized Gains	304	32
Available-for-sale Securities, Gross Unrealized Losses	(699)	(5,857)
Available-for-sale Securities, Fair Value Disclosure	422,137	484,345
Long-term Investments [Member]
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis	284,053	249,943
Available-for-sale Securities, Gross Unrealized Gains	1,457	52
Available-for-sale Securities, Gross Unrealized Losses	(8)	(2,180)
Available-for-sale Securities, Fair Value Disclosure	285,502	247,815
Corporate Bonds [Member] | Short-term Investments [Member]
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis	1,763	150,698
Available-for-sale Securities, Gross Unrealized Gains	1	0
Available-for-sale Securities, Gross Unrealized Losses	(5)	(910)
Available-for-sale Securities, Fair Value Disclosure	1,759	149,788
Corporate Bonds [Member] | Long-term Investments [Member]
Schedule Of Available For Sale Securities [Line Items]
Available-for-sale Debt Securities, Amortized Cost Basis		2,479
Available-for-sale Securities, Gross Unrealized Gains		0
Available-for-sale Securities, Gross Unrealized Losses		(28)
Available-for-sale Securities, Fair Value Disclosure		2,451
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	420,769	339,472
Available-for-sale Securities, Gross Unrealized Gains	303	32
Available-for-sale Securities, Gross Unrealized Losses	(694)	(4,947)
Available-for-sale Securities, Fair Value Disclosure	420,378	334,557
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	284,053	247,464
Available-for-sale Securities, Gross Unrealized Gains	1,457	52
Available-for-sale Securities, Gross Unrealized Losses	(8)	(2,152)
Available-for-sale Securities, Fair Value Disclosure	$ 285,502	$ 245,364