XML 222 R201.htm IDEA: XBRL DOCUMENT v3.24.1.u1
Supplemental Information on Oil And Gas Producing Activities (Unaudited) - Summary of Standardized Measure of Discounted Future Net Cash Flows (Detail) - USD ($)
$ in Millions
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Argentina [member]      
Disclosure of discounted future net cash flow [line items]      
Future cash inflows $ 41,735 $ 48,580 $ 50,843
Future production costs (18,683) (22,076) (22,509)
Future development costs (11,136) (10,936) (8,957)
Future income tax expenses (3,396) (3,808) (5,286)
10% annual discount for estimated timing of cash flows (4,013) (4,658) (5,036)
Total standardized measure of discounted future net cash flows 4,507 7,102 9,055
Worldwide [member]      
Disclosure of discounted future net cash flow [line items]      
Future cash inflows 41,735 48,580 50,843
Future production costs (18,683) (22,076) (22,509)
Future development costs (11,136) (10,936) (8,957)
Future income tax expenses (3,396) (3,808) (5,286)
10% annual discount for estimated timing of cash flows (4,013) (4,658) (5,036)
Total standardized measure of discounted future net cash flows $ 4,507 $ 7,102 $ 9,055