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Number of Productive Crude Oil and Natural Gas Wells in which we Held an Interest (Detail) | Jun. 30, 2021 Wells
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Disclosure of productive wells [line items] |
Crude oil wells, Gross | 450
Crude oil wells, Net | 216
Natural gas wells, Gross | 184
Natural gas wells, Net | 70
Total, Gross | 634
Total, Net | 286
Australia [member] |
Disclosure of productive wells [line items] |
Crude oil wells, Gross | 334
Crude oil wells, Net | 166
Natural gas wells, Gross | 176
Natural gas wells, Net | 66
Total, Gross | 510
Total, Net | 232
United States [member] |
Disclosure of productive wells [line items] |
Crude oil wells, Gross | 55
Crude oil wells, Net | 27
Total, Gross | 55
Total, Net | 27
Other countries [member] |
Disclosure of productive wells [line items] |
Crude oil wells, Gross | 61
Crude oil wells, Net | 23
Natural gas wells, Gross | 8
Natural gas wells, Net | 4
Total, Gross | 69
Total, Net | 27

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