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Business transactions (Tables) | 12 Months Ended
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Dec. 31, 2021
Disclosure Of Business transactions [Abstract] |
Summary of Combined Consideration Paid for the Acquisition of Amerisur | The following table summarizes the combined consideration paid for the acquired business and the final allocation of fair value of the assets acquired and liabilities assumed for the abovementioned transaction: ​
​ | ​ | ​
Amounts in US$‘000 |  | Total
Cash |  | 314,163
Total consideration | ​ | 314,163
Property, plant and equipment (including mineral interest) | ​ | 276,988
Right-of-use assets | ​ | 16,674
Deferred income tax asset | ​ | 4,071
Prepayments and other receivables | ​ | 30,024
Trade receivables |  | 5,964
Inventories | ​ | 4,128
Other assets | ​ | 5,991
Cash and cash equivalents |  | 41,828
Lease liabilities | ​ | (17,851)
Provision for other long-term liabilities | ​ | (16,519)
Current income tax liability | ​ | (3,426)
Trade and other payables | ​ | (33,709)
Total identifiable net assets | ​ | 314,163

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- Definition The table summarizes the consideration paid for a business combination and the allocation of fair value of the assets acquired and liabilities assumed. + References No definition available. + Details
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