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Significant accounting policies, estimates and judgements - Additional information (Details) | 12 Months Ended
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Dec. 31, 2020
Significant accounting policies, estimates and judgements |
Period of capitalisation of costs directly associated with exploration well after drilling is completed | 12 months
Number of days past due for financial asset to be considered in default | 180 days

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- Definition Period of capitalisation of costs directly associated with exploration well after drilling is completed + References No definition available. + Details
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