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Marketable Securities (Tables)
 12 Months Ended
Dec. 31, 2024
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)December 31, 2024December 31, 2023
Asset backed securities
$24 $— 
Foreign corporate debt
31 — 
U.S. government securities
138 — 
Corporate debt securities819 — 
Commercial paper658 — 
Certificates of deposit/time deposits185 46 
U.S. treasury securities269 — 
U.S. municipal securities4 4 
Current marketable securities2,128 50 
U.S. municipal securities16 20 
Non-current marketable securities16 20 
Total marketable securities$2,144 $70 
Schedule of Marketable Securities by Contractual Maturity
The balances at December 31, 2024 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 $2,070 
Due after one year through five years 74 
Due after five years through ten years — 
Total marketable securities $2,144