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Goodwill & Intangibles (Tables) | 9 Months Ended
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Sep. 28, 2025
Goodwill & Intangibles |
Changes in the carrying amount of goodwill by geographic segment | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Gross Balance | ​ | Accumulated Impairment Losses | ​ | Foreign Currency Translation | ​ | Net Goodwill
​ | ​ | ​ | ​ | Acquired | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | January 1, | ​ | ​
​ | ​ | Balance | ​ | During | ​ | Balance | ​ | Balance | ​ | Impairment | ​ | Balance | ​ | 2025 - | ​ | ​
​ | ​ | January 1, | ​ | the | ​ | September 28, | ​ | January 1, | ​ | Loss During | ​ | September 28, | ​ | September 28, | ​ | September 28,
​ |  | 2025 |  | Period |  | 2025 |  | 2025 |  | the Period |  | 2025 |  | 2025 |  | 2025
​ | ​ | (in millions)
Americas | ​ | $ | 617.5 | ​ | $ | 52.2 | ​ | $ | 669.7 | ​ | $ | (24.5) | ​ | $ | — | ​ | $ | (24.5) | ​ | $ | 0.3 | ​ | $ | 645.5
Europe | ​ |  | 233.3 | ​ |  | — | ​ |  | 233.3 | ​ |  | (129.7) | ​ |  | — | ​ |  | (129.7) | ​ |  | 13.1 | ​ |  | 116.7
APMEA | ​ |  | 31.3 | ​ |  | — | ​ |  | 31.3 | ​ |  | (12.9) | ​ |  | — | ​ |  | (12.9) | ​ |  | 0.7 | ​ |  | 19.1
Total | ​ | $ | 882.1 | ​ | $ | 52.2 | ​ | $ | 934.3 | ​ | $ | (167.1) | ​ | $ | — | ​ | $ | (167.1) | ​ | $ | 14.1 | ​ | $ | 781.3
Schedule of Intangible assets | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | September 28, 2025 | ​ | December 31, 2024
​ | ​ | Gross | ​ | ​ | ​ | ​ | Net | ​ | Gross | ​ | ​ | ​ | ​ | Net
​ | ​ | Carrying | ​ | Accumulated | ​ | Carrying | ​ | Carrying | ​ | Accumulated | ​ | Carrying
​ |  | Amount |  | Amortization |  | Amount |  | Amount |  | Amortization |  | Amount
​ | ​ | (in millions)
Patents | ​ | $ | 5.0 | ​ | $ | (5.0) | ​ | $ | — | ​ | $ | 5.0 | ​ | $ | (5.0) | ​ | $ | —
Customer relationships | ​ |  | 271.6 | ​ |  | (113.2) | ​ |  | 158.4 | ​ |  | 251.9 | ​ |  | (100.6) | ​ |  | 151.3
Technology | ​ |  | 55.5 | ​ |  | (49.4) | ​ |  | 6.1 | ​ |  | 53.2 | ​ |  | (47.8) | ​ |  | 5.4
Trade names | ​ |  | 20.7 | ​ |  | (13.7) | ​ |  | 7.0 | ​ |  | 20.6 | ​ |  | (13.0) | ​ |  | 7.6
Other | ​ |  | 1.1 | ​ |  | (0.8) | ​ |  | 0.3 | ​ |  | 1.1 | ​ |  | (0.8) | ​ |  | 0.3
Total amortizable intangibles | ​ |  | 353.9 | ​ |  | (182.1) | ​ |  | 171.8 | ​ |  | 331.8 | ​ |  | (167.2) | ​ |  | 164.6
Indefinite-lived intangible assets | ​ |  | 75.0 | ​ |  | — | ​ |  | 75.0 | ​ |  | 70.4 | ​ |  | — | ​ |  | 70.4
​ | ​ | $ | 428.9 | ​ | $ | (182.1) | ​ | $ | 246.8 | ​ | $ | 402.2 | ​ | $ | (167.2) | ​ | $ | 235.0

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