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FINANCIAL INSTRUMENTS (Tables)
 6 Months Ended
Jun. 30, 2025
Investments, Debt and Equity Securities [Abstract]  
Schedule of Cash, Cash Equivalents and Available-for-Sale Securities by Significant Investment Category
The following tables show the Company’s cash, cash equivalents and available-for-sale securities by significant investment category as of the dates presented:
June 30, 2025
Amortized CostGross
Unrealized
Gains		Gross
Unrealized
Losses		Aggregate Fair ValueCash and Cash Equivalents
Short-term
Marketable
Securities (1)
Long-term
Marketable
Securities (2)
Level 1:
Cash$817,253 $— $— $817,253 $817,253 $— $— 
Level 2:
Money market instruments396,563 — — 396,563 396,563 — — 
Corporate debt securities484,334 3,161 (47)487,448 — 164,564 322,884 
U.S. government agency securities170,164 840 (46)170,958 — 53,741 117,217 
Asset-backed securities68,198 310 (13)68,495 — 4 68,491 
Subtotal1,119,259 4,311 (106)1,123,464 396,563 218,309 508,592 
Total$1,936,512 $4,311 $(106)$1,940,717 $1,213,816 $218,309 $508,592 
December 31, 2024
Amortized CostGross
Unrealized
Gains		Gross
Unrealized
Losses		Aggregate Fair ValueCash and Cash Equivalents
Short-term
Marketable
Securities (1)
Long-term
Marketable
Securities (2)
Level 1:
Cash$329,619 $— $— $329,619 $329,619 $— $— 
Level 2:
Money market instruments613,223 — — 613,223 613,223 — — 
Corporate debt securities503,202 2,410 (390)505,222 — 168,104 337,118 
Asset-backed securities138,508 363 (344)138,527 — 25,864 112,663 
U.S. government agency securities72,027 359 (33)72,353 — 896 71,457 
Subtotal1,326,960 3,132 (767)1,329,325 613,223 194,864 521,238 
Total$1,656,579 $3,132 $(767)$1,658,944 $942,842 $194,864 $521,238 
(1)    The Company’s short-term marketable securities mature in one year or less.
(2)    The Company’s long-term marketable securities mature between one and five years.