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Goodwill | 3 Months Ended
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Mar. 31, 2025
Goodwill |
Goodwill | Note 5. Goodwill ​ The change in the carrying amount of goodwill is as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ |  | ​ | ​ |  | (in millions)
Balance as of January 1, 2025 | ​ | ​ | ​ | ​ | ​ | ​ | $ | 2,161.8
Acquisitions | ​ | ​ | ​ | ​ | ​ | ​ | ​ | 3.5
Effect of foreign currency translation | ​ | ​ | ​ | ​ | ​ | ​ | ​ | 0.3
Balance as of March 31, 2025 | ​ | ​ | ​ | ​ | ​ | ​ | $ | 2,165.6
​ We had no accumulated impairment losses related to goodwill as of March 31, 2025 and December 31, 2024.

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