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Other Intangible Assets (Tables) | 9 Months Ended
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Sep. 30, 2024
Goodwill and Intangible Assets Disclosure [Abstract] |
Summary of Other Intangible Assets | The following table analyzes other intangible assets movements in the year:
(in millions) |  | 2024 |
Gross cost at January 1 |  | $ | 315.1 |
Additions |  |  | 15.6 |
Exchange effect |  |  | 1.6 |
Gross cost at September 30 |  |  | 332.3 |
Accumulated amortization at January 1 |  |  | (257.8 | )
Amortization expense |  |  | (9.6 | )
Exchange effect |  |  | (1.3 | )
Accumulated amortization at September 30 |  |  | (268.7 | )
Net book amount at September 30 |  | $ | 63.6 |

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 40 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482640/350-30-55-40 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 + Details
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