Fair Value Measurements (Details) - USD ($) $ in Millions	Mar. 31, 2026	Dec. 31, 2025
Assets:
Investments	$ 12	$ 13
Foreign Exchange Contracts	27	6
Total Assets at Fair Value	39	19
Liabilities:
Foreign Exchange Contracts	10	30
Total Liabilities at Fair Value	10	30
Supplemental Fair Value Information
Carrying amount — liability	6,245	5,431
Notes Payable and Overdrafts (Note 8)	483	506
Fixed Rate Debt, Excluding Capital Leases
Supplemental Fair Value Information
Carrying amount — liability	4,484	4,496
Fair value — liability	4,208	4,422
Notes Payable and Overdrafts (Note 8)	190	216
Variable Rate Debt, Excluding Capital Leases
Supplemental Fair Value Information
Carrying amount — liability	1,761	935
Fair value — liability	1,713	935
Notes Payable and Overdrafts (Note 8)	293	290
Quoted Prices in Active Markets for Identical Assets/Liabilities (Level 1)
Assets:
Investments	12	13
Foreign Exchange Contracts	0	0
Total Assets at Fair Value	12	13
Liabilities:
Foreign Exchange Contracts	0	0
Total Liabilities at Fair Value	0	0
Supplemental Fair Value Information
Fair value — liability	4,080	4,291
Significant Other Observable Inputs (Level 2)
Assets:
Investments	0	0
Foreign Exchange Contracts	27	6
Total Assets at Fair Value	27	6
Liabilities:
Foreign Exchange Contracts	10	30
Total Liabilities at Fair Value	10	30
Significant Unobservable Inputs (Level 3)
Assets:
Investments	0	0
Foreign Exchange Contracts	0	0
Total Assets at Fair Value	0	0
Liabilities:
Foreign Exchange Contracts	0	0
Total Liabilities at Fair Value	$ 0	$ 0