v3.25.4
Debt, Credit Facilities and Commitments and Contingencies - Summary of Long-Term Debt (Details)
$ in Millions
Dec. 31, 2025
USD ($)
Dec. 31, 2025
EUR (€)
Dec. 31, 2024
USD ($)
Long-term debt      
Fair value hedges $ 47   $ 224
Unamortized bond discounts 122   130
Unamortized deferred financing costs (259)   (266)
Unamortized bond premiums 503   555
Financing liability 378   328
Total long-term debt and finance lease obligations 64,997   67,144
Current portion 6,056   6,804
Noncurrent portion 58,941   60,340
3.60-3.80% aggregate notes due 2025      
Long-term debt      
Long-term debt and lease obligations, gross $ 0   $ 6,771
3.60-3.80% aggregate notes due 2025 | Minimum      
Long-term debt      
Weighted-average effective interest rate [1] 2.09% 2.09% 2.09%
Stated interest rate (as a percent) 3.60% 3.60%  
3.60-3.80% aggregate notes due 2025 | Maximum      
Long-term debt      
Weighted-average effective interest rate [1] 3.66% 3.66% 3.66%
Stated interest rate (as a percent) 3.80% 3.80%  
Other      
Long-term debt      
Long-term debt and lease obligations, gross $ 41   $ 40
Senior notes | 2.95% senior notes due 2026      
Long-term debt      
Weighted-average effective interest rate [1] 3.02% 3.02% 3.02%
Long-term debt and lease obligations, gross $ 4,000   $ 4,000
Stated interest rate (as a percent) 2.95% 2.95%  
Senior notes | 3.20% senior notes due 2026      
Long-term debt      
Weighted-average effective interest rate [1] 3.28% 3.28% 3.28%
Long-term debt and lease obligations, gross $ 2,000   $ 2,000
Stated interest rate (as a percent) 3.20% 3.20%  
Senior notes | 4.549% term loan due 2027      
Long-term debt      
Stated interest rate (as a percent) 4.549% 4.549%  
Senior notes | 0.75% senior euro notes due 2027 (€750 principal)      
Long-term debt      
Weighted-average effective interest rate [1] 0.86% 0.86% 0.86%
Long-term debt and lease obligations, gross $ 880   $ 778
Stated interest rate (as a percent) 0.75% 0.75%  
Aggregate principal amount of debt | €   € 750,000,000  
Senior notes | 4.80% senior notes due 2027      
Long-term debt      
Weighted-average effective interest rate [1] 4.93% 4.93% 4.93%
Long-term debt and lease obligations, gross $ 2,250   $ 2,250
Stated interest rate (as a percent) 4.80% 4.80%  
Senior notes | 4.25% senior notes due 2028      
Long-term debt      
Weighted-average effective interest rate [1] 4.38% 4.38% 4.38%
Long-term debt and lease obligations, gross $ 1,750   $ 1,750
Stated interest rate (as a percent) 4.25% 4.25%  
Senior notes | Senior notes due in 2028 4.65%      
Long-term debt      
Weighted-average effective interest rate [1] 4.78% 4.78% 0.00%
Long-term debt and lease obligations, gross $ 1,250   $ 0
Stated interest rate (as a percent) 4.65% 4.65%  
Senior notes | 2.125% senior euro notes due 2028 (€750 principal)      
Long-term debt      
Weighted-average effective interest rate [1] 2.18% 2.18% 2.18%
Long-term debt and lease obligations, gross $ 880   $ 778
Stated interest rate (as a percent) 2.125% 2.125%  
Aggregate principal amount of debt | €   € 750,000,000  
Senior notes | 2.625% senior euro notes due 2028 (€500 principal)      
Long-term debt      
Weighted-average effective interest rate [1] 1.20% 1.20% 1.20%
Long-term debt and lease obligations, gross $ 586   $ 519
Stated interest rate (as a percent) 2.625% 2.625%  
Aggregate principal amount of debt | €   € 500,000,000  
Senior notes | 3.20% senior notes due 2029      
Long-term debt      
Weighted-average effective interest rate [1] 3.25% 3.25% 3.25%
Long-term debt and lease obligations, gross $ 5,500   $ 5,500
Stated interest rate (as a percent) 3.20% 3.20%  
Senior notes | 2.125% senior euro notes due 2029 (€550 principal)      
Long-term debt      
Weighted-average effective interest rate [1] 1.19% 1.19% 1.19%
Long-term debt and lease obligations, gross $ 645   $ 570
Stated interest rate (as a percent) 2.125% 2.125%  
Aggregate principal amount of debt | €   € 550,000,000  
Senior notes | 4.80% senior notes due 2029      
Long-term debt      
Weighted-average effective interest rate [1] 4.91% 4.91% 4.91%
Long-term debt and lease obligations, gross $ 2,500   $ 2,500
Stated interest rate (as a percent) 4.80% 4.80%  
Senior notes | Senior notes due 2030 at 4.875 percent      
Long-term debt      
Weighted-average effective interest rate [1] 4.96% 4.96% 0.00%
Long-term debt and lease obligations, gross $ 1,000   $ 0
Stated interest rate (as a percent) 4.875% 4.875%  
Senior notes | 1.25% senior euro notes due 2031 (€650 principal)      
Long-term debt      
Weighted-average effective interest rate [1] 1.30% 1.30% 1.30%
Long-term debt and lease obligations, gross $ 761   $ 674
Stated interest rate (as a percent) 1.25% 1.25%  
Aggregate principal amount of debt | €   € 650,000,000  
Senior notes | 4.95% senior notes due 2031      
Long-term debt      
Weighted-average effective interest rate [1] 5.02% 5.02% 5.02%
Long-term debt and lease obligations, gross $ 2,000   $ 2,000
Stated interest rate (as a percent) 4.95% 4.95%  
Senior notes | 5.05% senior notes due 2034      
Long-term debt      
Weighted-average effective interest rate [1] 5.13% 5.13% 5.13%
Long-term debt and lease obligations, gross $ 3,000   $ 3,000
Stated interest rate (as a percent) 5.05% 5.05%  
Senior notes | 4.55% senior notes due 2035      
Long-term debt      
Weighted-average effective interest rate [1] 3.52% 3.52% 3.52%
Long-term debt and lease obligations, gross $ 1,789   $ 1,789
Stated interest rate (as a percent) 4.55% 4.55%  
Senior notes | 4.50% senior notes due 2035      
Long-term debt      
Weighted-average effective interest rate [1] 4.58% 4.58% 4.58%
Long-term debt and lease obligations, gross $ 2,500   $ 2,500
Stated interest rate (as a percent) 4.50% 4.50%  
Senior notes | Senior notes due 2035 at 5.20%      
Long-term debt      
Weighted-average effective interest rate [1] 5.26% 5.26% 0.00%
Long-term debt and lease obligations, gross $ 1,000   $ 0
Stated interest rate (as a percent) 5.20% 5.20%  
Senior notes | 4.30% senior notes due 2036      
Long-term debt      
Weighted-average effective interest rate [1] 4.37% 4.37% 4.37%
Long-term debt and lease obligations, gross $ 1,000   $ 1,000
Stated interest rate (as a percent) 4.30% 4.30%  
Senior notes | 4.05% senior notes due 2039      
Long-term debt      
Weighted-average effective interest rate [1] 4.11% 4.11% 4.11%
Long-term debt and lease obligations, gross $ 4,000   $ 4,000
Stated interest rate (as a percent) 4.05% 4.05%  
Senior notes | 4.40% senior notes due 2042      
Long-term debt      
Weighted-average effective interest rate [1] 4.46% 4.46% 4.46%
Long-term debt and lease obligations, gross $ 2,600   $ 2,600
Stated interest rate (as a percent) 4.40% 4.40%  
Senior notes | 4.625% senior notes due 2042      
Long-term debt      
Weighted-average effective interest rate [1] 4.00% 4.00% 4.00%
Long-term debt and lease obligations, gross $ 457   $ 457
Stated interest rate (as a percent) 4.625% 4.625%  
Senior notes | 4.85% senior notes due 2044      
Long-term debt      
Weighted-average effective interest rate [1] 4.11% 4.11% 4.11%
Long-term debt and lease obligations, gross $ 1,074   $ 1,074
Stated interest rate (as a percent) 4.85% 4.85%  
Senior notes | 5.35% senior notes due 2044      
Long-term debt      
Weighted-average effective interest rate [1] 5.39% 5.39% 5.39%
Long-term debt and lease obligations, gross $ 750   $ 750
Stated interest rate (as a percent) 5.35% 5.35%  
Senior notes | 4.70% senior notes due 2045      
Long-term debt      
Weighted-average effective interest rate [1] 4.73% 4.73% 4.73%
Long-term debt and lease obligations, gross $ 2,700   $ 2,700
Stated interest rate (as a percent) 4.70% 4.70%  
Senior notes | 4.75% senior notes due 2045      
Long-term debt      
Weighted-average effective interest rate [1] 4.20% 4.20% 4.20%
Long-term debt and lease obligations, gross $ 881   $ 881
Stated interest rate (as a percent) 4.75% 4.75%  
Senior notes | 4.45% senior notes due 2046      
Long-term debt      
Weighted-average effective interest rate [1] 4.50% 4.50% 4.50%
Long-term debt and lease obligations, gross $ 2,000   $ 2,000
Stated interest rate (as a percent) 4.45% 4.45%  
Senior notes | 4.875% senior notes due 2048      
Long-term debt      
Weighted-average effective interest rate [1] 4.94% 4.94% 4.94%
Long-term debt and lease obligations, gross $ 1,750   $ 1,750
Stated interest rate (as a percent) 4.875% 4.875%  
Senior notes | 4.25% senior notes due 2049      
Long-term debt      
Weighted-average effective interest rate [1] 4.29% 4.29% 4.29%
Long-term debt and lease obligations, gross $ 5,750   $ 5,750
Stated interest rate (as a percent) 4.25% 4.25%  
Senior notes | 5.40% senior notes due 2054      
Long-term debt      
Weighted-average effective interest rate [1] 5.44% 5.44% 5.44%
Long-term debt and lease obligations, gross $ 3,000   $ 3,000
Stated interest rate (as a percent) 5.40% 5.40%  
Senior notes | Senior notes due 2055 at 5.60%      
Long-term debt      
Weighted-average effective interest rate [1] 5.64% 5.64% 0.00%
Long-term debt and lease obligations, gross $ 750   $ 0
Stated interest rate (as a percent) 5.60% 5.60%  
Senior notes | 5.50% senior notes due 2064      
Long-term debt      
Weighted-average effective interest rate [1] 5.53% 5.53% 5.53%
Long-term debt and lease obligations, gross $ 1,500   $ 1,500
Stated interest rate (as a percent) 5.50% 5.50%  
Term loan facilities      
Long-term debt      
Total long-term debt and finance lease obligations     $ 2,000
Term loan facilities | 4.549% term loan due 2027      
Long-term debt      
Weighted-average effective interest rate [1] 4.61% 4.61% 4.61%
Long-term debt and lease obligations, gross $ 2,000   $ 2,000
[1] Excludes the effect of any related interest rate swaps.