FINANCIAL INSTRUMENTS - Schedule of Cash, Cash Equivalents and Available-for-Sale Securities by Significant Investment Category (Details) - USD ($) $ in Thousands	9 Months Ended	12 Months Ended
	Sep. 30, 2025	Dec. 31, 2024
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	$ 1,985,897	$ 1,656,579
Gross Unrealized Gains	4,934	3,132
Gross Unrealized Losses	(55)	(767)
Aggregate Fair Value	1,990,776	1,658,944
Cash and Cash Equivalents	1,250,108	942,842	[1]
Short-term marketable securities	227,731	194,864	[1]
Long-term marketable securities	$ 512,937	$ 521,238	[1]
Maximum
Schedule of Available-for-sale Securities [Line Items]
Short term marketable securities maturity period	1 year	1 year
Long term marketable securities maturity period	5 years	5 years
Minimum
Schedule of Available-for-sale Securities [Line Items]
Long term marketable securities maturity period	1 year	1 year
Level 1:
Schedule of Available-for-sale Securities [Line Items]
Cash	$ 400,492	$ 329,619
Cash, aggregate fair value	400,492	329,619
Level 2:
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	1,585,405	1,326,960
Gross Unrealized Gains	4,934	3,132
Gross Unrealized Losses	(55)	(767)
Aggregate Fair Value	1,590,284	1,329,325
Cash and Cash Equivalents	849,616	613,223
Short-term marketable securities	227,731	194,864
Long-term marketable securities	512,937	521,238
Level 2: | Money market instruments
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	844,616	613,223
Gross Unrealized Gains	0	0
Gross Unrealized Losses	0	0
Aggregate Fair Value	844,616	613,223
Cash and Cash Equivalents	844,616	613,223
Short-term marketable securities	0	0
Long-term marketable securities	0	0
Level 2: | Corporate debt securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	474,892	503,202
Gross Unrealized Gains	3,520	2,410
Gross Unrealized Losses	(26)	(390)
Aggregate Fair Value	478,386	505,222
Cash and Cash Equivalents	0	0
Short-term marketable securities	181,605	168,104
Long-term marketable securities	296,781	337,118
Level 2: | U.S. government agency securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	202,584	72,027
Gross Unrealized Gains	991	359
Gross Unrealized Losses	(21)	(33)
Aggregate Fair Value	203,554	72,353
Cash and Cash Equivalents	5,000	0
Short-term marketable securities	45,912	896
Long-term marketable securities	152,642	71,457
Level 2: | Asset-backed securities
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	63,313	138,508
Gross Unrealized Gains	423	363
Gross Unrealized Losses	(8)	(344)
Aggregate Fair Value	63,728	138,527
Cash and Cash Equivalents	0	0
Short-term marketable securities	214	25,864
Long-term marketable securities	$ 63,514	$ 112,663

[1] (1)December 31, 2024 balances were derived from the audited Consolidated Financial Statements included in the Company’s Annual Report on Form 10-K for the year ended December 31, 2024, filed with the SEC on February 24, 2025.