v3.19.3.a.u2
Segment Disclosures - Sales by Product (Details) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Segment Reporting Information [Line Items]      
Sales and Other Operating Revenue [1] $ 32,567,000,000 $ 36,417,000,000 $ 29,106,000,000
Natural Gas [Member]      
Segment Reporting Information [Line Items]      
Sales and Other Operating Revenue 8,715,000,000 10,720,000,000 10,773,000,000
Natural Gas Liquids [Member]      
Segment Reporting Information [Line Items]      
Sales and Other Operating Revenue 814,000,000 1,114,000,000 1,102,000,000
Crude Oil [Member]      
Segment Reporting Information [Line Items]      
Sales and Other Operating Revenue 18,482,000,000 19,571,000,000 13,260,000,000
Other Products [Member]      
Segment Reporting Information [Line Items]      
Sales and Other Operating Revenue $ 4,556,000,000 $ 5,012,000,000 $ 3,971,000,000
[1] <div>(1)Sales and other operating revenues are attributable to countries based on the location of the selling operation.</div>