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INVESTMENTS - Summary of Available-for-Sale Marketable Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	$ 700,608	$ 765,122
Gross Unrealized Gains	78	26
Gross Unrealized Losses	(19)	(744)
Fair Value - Level 1	700,667	764,404
Marketable securities—U.S. Treasury securities
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	65,765	460,372
Gross Unrealized Gains	0	26
Gross Unrealized Losses	(19)	(744)
Fair Value - Level 1	65,746	459,654
Cash and Cash Equivalents
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	634,843	304,750
Gross Unrealized Gains	78	0
Gross Unrealized Losses	0	0
Fair Value - Level 1	634,921	304,750
Cash and Cash Equivalents | Cash equivalents—money market funds
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	186,396	304,750
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Fair Value - Level 1	186,396	304,750
Cash and Cash Equivalents | Marketable securities—U.S. Treasury securities
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	448,447	0
Gross Unrealized Gains	78	0
Gross Unrealized Losses	0	0
Fair Value - Level 1	$ 448,525	$ 0

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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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