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Goodwill and Other Purchased Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2024
Goodwill and Intangible Assets Disclosure [Abstract] |
Changes to goodwill by segment | Changes to goodwill by segment were as follows (in millions):
|  | 2024 |  |  | 2023
|  | Life Science |  | Clinical Diagnostics |  | Total |  |  | Life Science |  | Clinical Diagnostics |  | Total
Balances as of January 1: |  |  |  |  |  |  |  |  |  |  |  |  |
Goodwill |  | $ | 333.3 |  |  | $ | 415.5 |  |  | $ | 748.8 |  |  |  | $ | 333.3 |  |  | $ | 408.4 |  |  | $ | 741.7 |
Accumulated impairment losses and write-offs |  | (41.8) |  |  | (293.4) |  |  | (335.2) |  |  |  | (41.8) |  |  | (293.4) |  |  | (335.2) |
Goodwill, net |  | 291.5 |  |  | 122.1 |  |  | 413.6 |  |  |  | 291.5 |  |  | 115.0 |  |  | 406.5 |
Acquisitions |  | — |  |  | — |  |  | — |  |  |  | — |  |  | 0.4 |  |  | 0.4 |
Foreign currency adjustments |  | — |  |  | (3.1) |  |  | (3.1) |  |  |  | — |  |  | 6.7 |  |  | 6.7 |
Period change, net |  | — |  |  | (3.1) |  |  | (3.1) |  |  |  | — |  |  | 7.1 |  |  | 7.1 |
Balances as of December 31: |  |  |  |  |  |  |  |  |  |  |  |  |
Goodwill |  | 333.3 |  |  | 412.4 |  |  | 745.7 |  |  |  | 333.3 |  |  | 415.5 |  |  | 748.8 |
Accumulated impairment losses and write-offs |  | (41.8) |  |  | (293.4) |  |  | (335.2) |  |  |  | (41.8) |  |  | (293.4) |  |  | (335.2) |
Goodwill, net |  | $ | 291.5 |  |  | $ | 119.0 |  |  | $ | 410.5 |  |  |  | $ | 291.5 |  |  | $ | 122.1 |  |  | $ | 413.6 |
Schedule of Finite-Lived Intangible Assets by Major-Class | Information regarding our identifiable purchased intangible assets with finite and indefinite lives is as follows (in millions):
| December 31, 2024
| Weighted-Average Amortization Period (years) |  | Purchase Price |  | Accumulated Amortization |  | Net Carrying Amount
Customer relationships/lists | 4.6 |  | $ | 102.9 |  |  | $ | (95.6) |  |  | $ | 7.3 |
Know how | 0.8 |  | 163.4 |  |  | (160.0) |  |  | 3.4 |
Developed product technology | 11.5 |  | 215.5 |  |  | (140.4) |  |  | 75.1 |
Licenses | 4.0 |  | 58.7 |  |  | (45.6) |  |  | 13.1 |
Tradenames | 4.6 |  | 5.9 |  |  | (4.8) |  |  | 1.1 |
Covenants not to compete | 1.3 |  | 6.4 |  |  | (5.5) |  |  | 0.9 |
Total finite-lived intangible assets |  |  | 552.8 |  |  | (451.9) |  |  | 100.9 |
In-process research and development |  |  | 192.7 |  |  | — |  |  | 192.7 |
Total purchased intangible assets |  |  | $ | 745.5 |  |  | $ | (451.9) |  |  | $ | 293.6 |
| December 31, 2023
| Weighted-Average Amortization Period (years) |  | Purchase Price |  | Accumulated Amortization |  | Net Carrying Amount
Customer relationships/lists | 5.2 |  | $ | 108.7 |  |  | $ | (98.9) |  |  | $ | 9.8 |
Know how | 1.8 |  | 168.9 |  |  | (161.1) |  |  | 7.8 |
Developed product technology | 12.0 |  | 217.8 |  |  | (132.9) |  |  | 84.9 |
Licenses | 4.9 |  | 59.2 |  |  | (42.4) |  |  | 16.8 |
Tradenames | 5.6 |  | 6.1 |  |  | (4.7) |  |  | 1.4 |
Covenants not to compete | 2.3 |  | 6.4 |  |  | (4.8) |  |  | 1.6 |
Total finite-lived intangible assets |  |  | 567.1 |  |  | (444.8) |  |  | 122.3 |
In-process research and development |  |  | 198.2 |  |  | — |  |  | 198.2 |
Total purchased intangible assets |  |  | $ | 765.3 |  |  | $ | (444.8) |  |  | $ | 320.5 |

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- Definition Tabular disclosure of the characteristics, including initial carrying value, residual amount, weighted average useful life, of finite-lived intangible assets acquired during the period by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by nature or by their use in the operations of the company. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-1 + Details
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