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Share-based compensation - Disclosure of deferred and restricted share units (Details) - shares | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022
DSU [Member] |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Number of units, beginning of period | 429,575 | 376,203
Number of units, granted | 56,895 | 78,200
Number of units reinvested dividends | 5,545 | 6,018
Number of units, settled | (69,678) | (30,846)
Number of units, forfeited | (8,059) | 0
Number of units, end of period | 414,278 | 429,575
Number of units, vested | 365,098 | 350,822
RSU [Member] |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |
Number of units, beginning of period | 852,803 | 878,397
Number of units, granted | 235,540 | 275,520
Number of units reinvested dividends | 10,836 | 13,483
Number of units, settled | (298,313) | (278,806)
Number of units, forfeited | (83,761) | (35,791)
Number of units, end of period | 717,105 | 852,803
Number of units, vested | 0 | 0

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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The number of other equity instruments (ie other than share options) granted in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2023-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2023-en-r&anchor=para_45&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2023-01-01 -Paragraph 47 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2023-en-r&anchor=para_47_b&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The number of other equity instruments (ie other than share options) exercised or vested in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2023-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2023-en-r&anchor=para_45&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The number of other equity instruments (ie other than share options) forfeited in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2023-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2023-en-r&anchor=para_45&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The number of other equity instruments (ie other than share options) outstanding in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IFRS -Number 2 -IssueDate 2023-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2023-en-r&anchor=para_45&doctype=Standard -URIDate 2023-03-23 + Details
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