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Marketable Securities (Tables)
 9 Months Ended
Sep. 30, 2025
Debt Securities, Available-for-Sale [Abstract]  
Schedule of Marketable Securities The following is a summary of amounts recorded on the Consolidated Balance Sheet for marketable securities (current and non-current).
(Millions)September 30, 2025December 31, 2024
Asset backed securities
$49 $24 
Foreign corporate debt
7 31 
U.S. government securities
89 138 
Corporate debt securities210 819 
Commercial paper83 658 
Certificates of deposit/time deposits63 185 
U.S. treasury securities12 269 
U.S. municipal securities4 4 
Current marketable securities517 2,128 
U.S. municipal securities16 16 
Non-current marketable securities16 16 
Total marketable securities$533 $2,144 
Schedule of Marketable Securities by Contractual Maturity
The balances at September 30, 2025 for marketable securities by contractual maturity are shown below. Actual maturities may differ from contractual maturities because the issuers of the securities may have the right to prepay obligations without prepayment penalties.
(Millions) 
Due in one year or less $402 
Due after one year through five years 131 
Total marketable securities $533