XML 141 R115.htm IDEA: XBRL DOCUMENT v3.22.4
Supplemental Information on Oil and Gas Operations (Unaudited) (Costs Incurred) (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Property acquisition costs:      
Proved properties $ 1,760 $ 7,017  
Unproved properties 803 2,381 $ 8
Exploration costs 472 212 159
Development costs 2,132 1,643 820
Costs incurred $ 5,167 $ 11,253 $ 987