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v3.25.1

Other Intangible Assets (Details) - USD ($) $ in Millions | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Other intangible assets |  |
Acquired Cost | $ 2,072.2 | $ 2,048.4
Accumulated Amortization | (576.2) | (543.5)
Net Book Value | 1,496.0 | 1,504.9
Indefinite lived trade names |  |
Assets not subject to amortization: |  |
Acquired Cost | 252.6 | 252.0
Accumulated Amortization | 0.0 | 0.0
Net Book Value | 252.6 | 252.0
Customer relationships |  |
Assets subject to amortization: |  |
Acquired Cost | 1,471.4 | 1,456.0
Accumulated Amortization | (406.3) | (380.5)
Net Book Value | 1,065.1 | 1,075.5
Technology |  |
Assets subject to amortization: |  |
Acquired Cost | 191.4 | 185.6
Accumulated Amortization | (106.7) | (103.4)
Net Book Value | 84.7 | 82.2
Indefinite lived trade names |  |
Assets subject to amortization: |  |
Acquired Cost | 117.1 | 117.0
Accumulated Amortization | (38.5) | (37.0)
Net Book Value | 78.6 | 80.0
Other |  |
Assets subject to amortization: |  |
Acquired Cost | 39.7 | 37.8
Accumulated Amortization | (24.7) | (22.6)
Net Book Value | $ 15.0 | $ 15.2

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