v3.26.3
Investments (Tables)
 9 Months Ended
Sep. 30, 2026
Debt Securities, Available-for-Sale [Abstract]  
Schedule of Marketable Debt Securities
The following is a summary of our available-for-sale debt securities recorded within marketable securities and long-term marketable securities on the condensed consolidated balance sheets (in millions):
September 30, 2026
Amortized
Cost		Gross
Unrealized
Gains		Gross
Unrealized
Losses		Estimated
Fair Value
Available-for-sale debt securities:
Commercial paper$39 $— $— $39 
Corporate notes and bonds3,308 1 (12)3,297 
Certificates of deposit12 — — 12 
U.S. government and agency securities1,138 — (10)1,128 
Mortgage-backed and asset-backed securities110 — (18)92 
Total available-for-sale debt securities$4,607 $1 $(40)$4,568 
December 31, 2025
Amortized
Cost		Gross
Unrealized
Gains		Gross
Unrealized
Losses		Estimated
Fair Value
Available-for-sale debt securities:
Commercial paper$173 $— $— $173 
Corporate notes and bonds4,759 34 — 4,793 
Certificates of deposit11 — — 11 
U.S. government and agency securities1,257 6 — 1,263 
Mortgage-backed and asset-backed securities103 — (14)89 
Total available-for-sale debt securities$6,303 $40 $(14)$6,329 
Schedule of Investments Classified by Contractual Maturity Date The fair values of available-for-sale debt securities, by remaining contractual maturity, are as follows (in millions):
September 30, 2026
Due within 1 year$2,214 
Due in 1 year through 5 years2,262 
Instruments not due in single maturity92 
Total$4,568