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Share-based Payment - Number and Weighted Average Exercise Prices ("WAEP") of, and Movements in Share Options (Detail) | 12 Months Ended
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Dec. 31, 2024 shares $ / shares | Dec. 31, 2023 shares $ / shares | Dec. 31, 2022 $ / shares shares
Disclosure of terms and conditions of share-based payment arrangement [abstract] |  |  |
Outstanding at January 1 | shares |  | 270,000 | 270,000
Expired | shares | (270,000) | 0 |
Outstanding at December 31 | shares | 0 | 270,000 |
Number of share options exercisable | shares | 0 | 270,000 |
Beginning balance | $ / shares | $ 21.11 | $ 21.11 |
Expired | $ / shares | $ 21.11 |  |
WAEP outstanding | $ / shares |  | 21.11 | $ 21.11
WAEP exercisable | $ / shares |  | $ 21.11 |

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- Definition Number of share options outstanding at January 1 in share based payment arrangement. + References No definition available. + Details
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- Definition Weighted average exercise price of share options exercisable in share-based payment arrangement value. + References No definition available. + Details
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- References No definition available. + Details
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- Definition The number of share options outstanding in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 45 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45_d&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 45 -Subparagraph b -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45_b_i&doctype=Standard -URIDate 2024-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 45 -Subparagraph b -Clause vi -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45_b_vi&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The number of share options exercisable in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 45 -Subparagraph b -Clause vii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45_b_vii&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The weighted average exercise price of share options expired in a share-based payment arrangement. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2024-01-01 -Paragraph 45 -Subparagraph b -Clause v -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2024-en-r&anchor=para_45_b_v&doctype=Standard -URIDate 2024-03-27 + Details
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