Impairment of long-lived assets (Details 3) $ in Thousands |
12 Months Ended |
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Dec. 31, 2025
USD ($)
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| Notes and other explanatory information [abstract] | |
| Impairment reversal | $ 108,005 |
| Excess over recoverable amount | 33,502 |
| Current long term zinc price | $ 3,120 |
| Current discount rate | 7.08% |
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- References No definition available.
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- Definition The amount recognised as an increase of the carrying amount of an asset or cash-generating unit to its recoverable amount when an impairment loss had been previously recognised. [Refer: Impairment loss] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount of current discount rate. No definition available.
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- Definition The amount of current long-term zinc price. No definition available.
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- Definition The amount by which a cash-generating unit's (group of units') recoverable amount exceeds its carrying amount. [Refer: Carrying amount [member]; Total for all cash-generating units [member]] No definition available.
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