CASH EQUIVALENTS AND MARKETABLE SECURITIES - Schedule of Investments (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	$ 1,663,333	$ 1,370,384
Gross Unrealized Gains	233	33
Gross Unrealized Losses	(7,352)	(10,553)
Fair Value	1,656,214	1,359,864
Cash Equivalents
Debt Securities, Available-for-sale [Line Items]
Fair Value	134,398	220,265
Marketable Securities
Debt Securities, Available-for-sale [Line Items]
Fair Value	1,521,816	1,139,599
Money market funds
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	134,398	165,407
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Fair Value	134,398	165,407
Money market funds \| Cash Equivalents
Debt Securities, Available-for-sale [Line Items]
Fair Value	134,398	165,407
Money market funds \| Marketable Securities
Debt Securities, Available-for-sale [Line Items]
Fair Value	0	0
Certificates of deposit
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	49,544	31,874
Gross Unrealized Gains	3	13
Gross Unrealized Losses	(76)	(130)
Fair Value	49,471	31,757
Certificates of deposit \| Cash Equivalents
Debt Securities, Available-for-sale [Line Items]
Fair Value	0	0
Certificates of deposit \| Marketable Securities
Debt Securities, Available-for-sale [Line Items]
Fair Value	49,471	31,757
Commercial paper
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	119,203	148,832
Gross Unrealized Gains	0	10
Gross Unrealized Losses	(306)	(171)
Fair Value	118,897	148,671
Commercial paper \| Cash Equivalents
Debt Securities, Available-for-sale [Line Items]
Fair Value	0	50,764
Commercial paper \| Marketable Securities
Debt Securities, Available-for-sale [Line Items]
Fair Value	118,897	97,907
Corporate notes and bonds
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	339,972	168,887
Gross Unrealized Gains	29	2
Gross Unrealized Losses	(3,148)	(3,313)
Fair Value	336,853	165,576
Corporate notes and bonds \| Cash Equivalents
Debt Securities, Available-for-sale [Line Items]
Fair Value	0	0
Corporate notes and bonds \| Marketable Securities
Debt Securities, Available-for-sale [Line Items]
Fair Value	336,853	165,576
U.S. Treasuries
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	354,112	301,349
Gross Unrealized Gains	35	8
Gross Unrealized Losses	(398)	(132)
Fair Value	353,749	301,225
U.S. Treasuries \| Cash Equivalents
Debt Securities, Available-for-sale [Line Items]
Fair Value	0	4,094
U.S. Treasuries \| Marketable Securities
Debt Securities, Available-for-sale [Line Items]
Fair Value	353,749	297,131
U.S. Government agency securities
Debt Securities, Available-for-sale [Line Items]
Amortized Cost	666,104	554,035
Gross Unrealized Gains	166	0
Gross Unrealized Losses	(3,424)	(6,807)
Fair Value	662,846	547,228
U.S. Government agency securities \| Cash Equivalents
Debt Securities, Available-for-sale [Line Items]
Fair Value	0	0
U.S. Government agency securities \| Marketable Securities
Debt Securities, Available-for-sale [Line Items]
Fair Value	$ 662,846	$ 547,228

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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