v3.19.3.a.u2
Financial Instruments (Details) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Total Gross Assets & Liabilities [Domain]    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Derivative assets [1] $ 635 $ 297
Advances to/receivables from equity companies [2],[3] 8,670 8,393
Other long-term financial assets [4] 2,119 1,822
Derivative liabilities [5] 638 151
Long-term debt [6] 25,789 19,150
Long-term obligations to equity companies [2] 4,245 4,330
Other long-term financial liabilities [7] 1,042 1,046
Net Carrying Value [Member]    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Derivative assets [1] 102  
Advances to/receivables from equity companies [2],[3] 8,542 8,608
Other long-term financial assets [4] 2,163 1,934
Derivative liabilities [5] 70  
Long-term debt [6] 24,672 19,235
Long-term obligations to equity companies [2] 3,988 4,382
Other long-term financial liabilities [7] 1,058 1,043
Effect Of Counterparty Netting [Member]    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Derivative assets [1] (463) (151)
Derivative liabilities [5] (463) (151)
Effect Of Collateral Netting [Member]    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Derivative assets [1] (70) (146)
Derivative liabilities [5] (105)  
Difference In Carrying Value And Fair Value [Member]    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Advances to/receivables from equity companies [2],[3] (128) 215
Other long-term financial assets [4] 44 112
Long-term debt [6] (1,117) 85
Long-term obligations to equity companies [2] (257) 52
Other long-term financial liabilities [7] 16 (3)
Level 1 [Member]    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Derivative assets [1] 533 297
Other long-term financial assets [4] 1,145 848
Derivative liabilities [5] 568 151
Long-term debt [6] 25,652 19,029
Level 2 [Member]    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Derivative assets [1] 102  
Advances to/receivables from equity companies [2],[3] 1,941 2,100
Derivative liabilities [5] 70  
Long-term debt [6] 134 117
Level 3 [Member]    
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]    
Advances to/receivables from equity companies [2],[3] 6,729 6,293
Other long-term financial assets [4] 974 974
Long-term debt [6] 3 4
Long-term obligations to equity companies [2] 4,245 4,330
Other long-term financial liabilities [7] $ 1,042 $ 1,046
[1] Included in the Balance Sheet lines: Notes and accounts receivable, less estimated doubtful amounts and Other assets, including intangibles, net
[2] Advances to/receivables from equity companies and long-term obligations to equity companies are mainly designated as hierarchy level 3 inputs. The fair value is calculated by discounting the remaining obligations by a rate consistent with the credit quality and industry of the company.
[3] Included in the Balance Sheet line: Investments, advances and long-term receivables
[4] Included in the Balance Sheet lines: Investments, advances and long term receivables and Other assets, including intangibles, net
[5] Included in the Balance Sheet lines: Accounts payable and accrued liabilities and Other long-term obligations
[6] Excluding finance lease obligations
[7] Included in the Balance Sheet line: Other long-term obligations