v3.25.4
Financial Instruments and Derivatives - Financial Instruments (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Total Gross Assets & Liabilities [Domain]    
Fair value balance sheet grouping financial statement captions [Line Items]    
Derivative assets $ 7,456 $ 4,429
Advances to/receivables from equity companies 5,873 6,633
Other long-term financial assets 3,336 2,972
Derivative liabilities 7,037 4,977
Long-term debt 28,587 30,697
Long-term obligations to equity companies 542 1,393
Other long-term financial liabilities 348 583
Effect of Counterparty Netting    
Fair value balance sheet grouping financial statement captions [Line Items]    
Derivative assets (6,261) (3,913)
Derivative liabilities (6,261) (3,913)
Effect of Collateral Netting    
Fair value balance sheet grouping financial statement captions [Line Items]    
Derivative assets (341) (3)
Derivative liabilities (141) (341)
Difference in Carrying Value and Fair Value    
Fair value balance sheet grouping financial statement captions [Line Items]    
Advances to/receivables from equity companies 256 451
Other long-term financial assets 216 247
Long-term debt 3,248 3,935
Long-term obligations to equity companies   (47)
Other long-term financial liabilities 16 57
Net Carrying Value    
Fair value balance sheet grouping financial statement captions [Line Items]    
Derivative assets 854 513
Advances to/receivables from equity companies 6,129 7,084
Other long-term financial assets 3,552 3,219
Derivative liabilities 635 723
Long-term debt 31,835 34,632
Long-term obligations to equity companies 542 1,346
Other long-term financial liabilities $ 364 $ 640
Derivative asset, statement of financial position [Extensible Enumeration] Other assets, including intangibles – net, Receivables, Net, Current Other assets, including intangibles – net, Receivables, Net, Current
Derivative liability, statement of financial position [Extensible Enumeration] Accounts payable and accrued liabilities, Long-term obligations Accounts payable and accrued liabilities, Long-term obligations
Level 1    
Fair value balance sheet grouping financial statement captions [Line Items]    
Derivative assets $ 5,197 $ 3,223
Other long-term financial assets 1,536 1,468
Derivative liabilities 4,994 3,561
Long-term debt 24,678 28,884
Level 2    
Fair value balance sheet grouping financial statement captions [Line Items]    
Derivative assets 2,259 1,206
Advances to/receivables from equity companies 1,935 2,466
Derivative liabilities 2,043 1,416
Long-term debt 3,909 1,813
Level 3    
Fair value balance sheet grouping financial statement captions [Line Items]    
Advances to/receivables from equity companies 3,938 4,167
Other long-term financial assets 1,800 1,504
Long-term obligations to equity companies 542 1,393
Other long-term financial liabilities $ 348 $ 583