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Goodwill and Intangible Assets - Summary of Goodwill and Intangible Assets (Details) - USD ($) $ in Millions | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Goodwill | $ 321.7 | $ 321.8
Intangible assets | 318.3 | 346.5
Intellectual property |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Intangible assets | 0.0 | 0.0
Other intangible assets |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Intangible assets | 300.4 | 337.2
Computer software assets |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Intangible assets | 17.9 | 9.3
Cost |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Goodwill | 377.1 | 377.2
Intangible assets | 1,094.4 | 1,091.3
Cost | Intellectual property |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Intangible assets | 111.3 | 111.3
Cost | Other intangible assets |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Intangible assets | 672.3 | 679.3
Cost | Computer software assets |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Intangible assets | 310.8 | 300.7
Accumulated Amortization and Impairment |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Goodwill | (55.4) | (55.4)
Intangible assets | (776.1) | (744.8)
Accumulated Amortization and Impairment | Intellectual property |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Intangible assets | (111.3) | (111.3)
Accumulated Amortization and Impairment | Other intangible assets |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Intangible assets | (371.9) | (342.1)
Accumulated Amortization and Impairment | Computer software assets |  |
Disclosure of reconciliation of changes in intangible assets and goodwill [line items] |  |
Intangible assets | $ (292.9) | $ (291.4)

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- Definition The amount of assets representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognised. [Refer: Business combinations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2023-01-01 -Paragraph 134 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2023-en-r&anchor=para_134_a&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 36 -IssueDate 2023-01-01 -Paragraph 135 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=36&code=ifrs-tx-2023-en-r&anchor=para_135_a&doctype=Standard -URIDate 2023-03-23 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 3 -IssueDate 2023-01-01 -Paragraph B67 -Subparagraph d -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2023-en-r&anchor=para_B67_d&doctype=Appendix&subtype=B -URIDate 2023-03-23 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2023-01-01 -Paragraph 54 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_54_c&doctype=Standard -URIDate 2023-03-23 + Details
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