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Fair Value Measurements (Tables)
 12 Months Ended
Dec. 31, 2024
Fair Value Disclosures [Abstract]  
Schedule of Carrying Values and Estimated Fair Values of Debt Instruments The fair value of our commercial paper was estimated using Level 2 inputs. The commercial paper includes a discount and fair value was determined to approximate the carrying value due to the short term to maturity.
As of December 31, 2024As of December 31, 2023
(in millions)
(in millions)
Carrying Amount
Fair value
Carrying Amount
Fair value
Debt:
Commercial Paper
$529 $529 $1,954 $1,954 
2025 Term Loan due August 31, 2025— — 1,600 1,600 
3.65% Senior Notes due May 23, 2025
1,249 1,245 1,246 1,227 
3.75% Senior Notes due December 1, 2025
1,249 1,241 1,248 1,229 
4.00% Senior Notes due September 15, 2027
1,492 1,478 1,489 1,474 
3.10% Senior Notes due September 15, 2027
498 481 498 477 
3.625% Senior Notes due September 1, 2028
937 960 920 915 
3.75% Senior Notes due September 21, 2028
596 578 596 584 
4.35% Senior Notes due June 15, 2029
1,243 1,224 1,241 1,246 
2.10% Senior Notes due June 15, 2030
1,240 1,081 1,238 1,082 
5.25% Senior Notes due June 15, 2031
743 758 — — 
1.85% Senior Notes due September 15, 2032
1,488 1,190 1,486 1,205 
4.60% Senior Notes due March 15, 2033
1,490 1,441 1,489 1,499 
2.65% Senior Notes due September 15, 2040
1,233 874 1,232 935 
4.25% Senior Notes due September 21, 2048
1,233 1,011 1,232 1,125 
3.00% Senior Notes due June 15, 2050
1,223 798 1,222 898 
4.95% Senior Notes due June 15, 2052
1,467 1,343 1,466 1,503 
3.00% Senior Notes due September 15, 2060
1,473 877 1,472 1,019 
5.20% Senior Notes due June 15, 2062
985 911 984 1,026 
Total debt$20,368 $18,020 $22,613 $20,998