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Fair Value of Financial Instruments (Tables)
 3 Months Ended
Mar. 31, 2025
Fair Value Disclosures [Abstract]  
Schedule of Marketable Securities Portfolio
The following is a summary of our marketable security portfolio for the periods presented (in thousands):
Amortized
Cost		Unrealized GainsUnrealized Losses
Fair Value
March 31, 2025
Debt securities (government)$465,659 $1,524 $(247)$466,936 
December 31, 2024
Debt securities (government)$469,917 $971 $(625)$470,263 
The table below summarizes the contractual maturities of our available-for-sale debt securities as of March 31, 2025 (in thousands):
TotalLess than 1 Year1-5 Years
Fair value of debt securities (government)$466,936 $256,929 $210,007 
Schedule of Fair Value of Assets Measured on Recurring Basis
The following fair value hierarchy table presents information about each major category of our financial assets measured at fair value on a recurring basis (in thousands):
Fair Value Measurement at Reporting Date Using:
Quoted Prices in
Active Markets for
Identical Assets
(Level 1)		Significant Other
Observable
Inputs
(Level 2)		Significant
Unobservable
Inputs
(Level 3)		Balance as of
March 31, 2025
Cash and cash equivalents$1,941,722 $— $— $1,941,722 
Debt securities (government)— 466,936 — 466,936 
Long term equity investments (Note 8)
17,463 — — 17,463 
Total assets$1,959,185 $466,936 $— $2,426,121 
Fair Value Measurement at Reporting Date Using:
Quoted Prices in
Active Markets for
Identical Assets
(Level 1)		Significant Other
Observable
Inputs
(Level 2)		Significant
Unobservable
Inputs
(Level 3)		Balance as of
December 31, 2024
Cash and cash equivalents$1,687,829 $— $— $1,687,829 
Debt securities (government)— 470,263 — 470,263 
Long term equity investments (Note 8)
18,814 — — 18,814 
Total assets$1,706,643 $470,263 $— $2,176,906 
Schedule of Fair Value of Liabilities Measured on Recurring Basis
The following fair value hierarchy table presents information about each major category of our financial liabilities measured at fair value on a recurring basis as (in thousands):
Fair Value Measurement at Reporting Date Using:
Quoted Prices in
Active Markets for
Identical Liabilities
(Level 1)		Significant Other
Observable
Inputs
(Level 2)		Significant
Unobservable
Inputs
(Level 3)		Balance as of
March 31, 2025
Acquisition-related contingent consideration$— $— $195,000 $195,000 
Total liabilities$— $— $195,000 $195,000 
Fair Value Measurement at Reporting Date Using:
Quoted Prices in
Active Markets for
Identical Liabilities
(Level 1)		Significant Other
Observable
Inputs
(Level 2)		Significant
Unobservable
Inputs
(Level 3)		Balance as of
December 31, 2024
Acquisition-related contingent consideration$— $— $193,000 $193,000 
Total liabilities$— $— $193,000 $193,000 
Schedule of Roll Forward of Level 3 Liabilities
The following is a roll forward of our Level 3 liabilities (in thousands):
2025
Balance at January 1, $193,000 
Contingent consideration earned during the period but not yet paid(9,572)
Change in fair value of contingent consideration11,572 
Balance at March 31,$195,000