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Accounts Payable and Accrued Liabilities (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
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Subclassifications of assets, liabilities and equities [abstract] |  |  |
Trade accounts payable and accrued liabilities |  | $ 147.6 | $ 137.6
Royalties payable |  | 2.2 | 3.0
Share-based compensation liability (note 16) |  | 18.3 | 13.1
Less: Current portion of decommissioning liability 1 |  | 8.5 | 3.3
Current portion of equipment financing obligations |  | 0.4 | 0.4
Derivative liabilities (note 20) | $ 4.2 | 0.0 |
Accounts payable and accrued liabilities |  | $ 181.2 | $ 157.4

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- Definition The amount of accruals for employee benefits (other than termination benefits) that are expected to be settled wholly within twelve months after the end of the annual reporting period in which the employees render the related services. [Refer: Accruals classified as current] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2022-03-24 -Paragraph 78 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_78&doctype=Standard -URIDate 2022-03-24 + Details
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- Definition The amount of current provision for decommissioning, restoration and rehabilitation costs. [Refer: Provision for decommissioning, restoration and rehabilitation costs] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 37 -IssueDate 2022-03-24 -Section D Examples: disclosures -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2022-en-r&doctype=Illustrative%20Examples&dita_xref=IAS37_IE_D__IAS37_IE_D_TI -URIDate 2022-03-24 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 37 -IssueDate 2022-03-24 -Paragraph 87 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=37&code=ifrs-tx-2022-en-r&anchor=para_87&doctype=Standard -URIDate 2022-03-24 + Details
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