Credit Facilities and Debt - Summary of Debt Outstanding (Details) - USD ($) $ in Millions	Jun. 30, 2026	Dec. 31, 2025
Credit Facilities and Long-Term Debt :
Debt issuance costs and unamortized discount	$ (21)	$ (12)
Total	2,926	1,942
Less: short-term borrowings and current maturities of long-term debt	531	534
Long-term debt	2,395	1,408
Other
Credit Facilities and Long-Term Debt :
Senior Notes Due	$ 24	27
3.250% Senior Notes Due 2026
Credit Facilities and Long-Term Debt :
Interest rate	3.25%
Long-term debt, fair value	$ 499	497
3.250% Senior Notes Due 2026 \| Senior Loans
Credit Facilities and Long-Term Debt :
Senior Notes Due	$ 500	500
1.950% Senior Notes Due 2028
Credit Facilities and Long-Term Debt :
Interest rate	1.95%
Long-term debt, fair value	$ 481	480
1.950% Senior Notes Due 2028 \| Senior Loans
Credit Facilities and Long-Term Debt :
Senior Notes Due	$ 500	500
2.250% Senior Notes Due 2031
Credit Facilities and Long-Term Debt :
Interest rate	2.25%
Long-term debt, fair value	$ 452	454
2.250% Senior Notes Due 2031 \| Senior Loans
Credit Facilities and Long-Term Debt :
Senior Notes Due	$ 500	500
5.200% Senior Notes Due 2033
Credit Facilities and Long-Term Debt :
Interest rate	5.20%
5.200% Senior Notes Due 2033 \| Senior Loans
Credit Facilities and Long-Term Debt :
Senior Notes Due	$ 500	0
Long-term debt, fair value	$ 509
5.450% Senior Notes Due 2036
Credit Facilities and Long-Term Debt :
Interest rate	5.45%
5.450% Senior Notes Due 2036 \| Senior Loans
Credit Facilities and Long-Term Debt :
Senior Notes Due	$ 500	0
Long-term debt, fair value	$ 512
4.375% Senior Notes Due 2046
Credit Facilities and Long-Term Debt :
Interest rate	4.375%
Long-term debt, fair value	$ 336	340
4.375% Senior Notes Due 2046 \| Senior Loans
Credit Facilities and Long-Term Debt :
Senior Notes Due	400	400
Equipment Financing \| Secured Debt
Credit Facilities and Long-Term Debt :
Senior Notes Due	$ 23	$ 27

Amount of debt and lease obligation, classified as current.

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