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Goodwill and Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2021
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Changes in the Carrying Amount of Goodwill | The changes in the carrying amount of goodwill for 2021 and 2020, by reportable business segment, were as follows:
| FMT |  | HST |  | FSDP |  | Total
| (In millions)
Goodwill | $ | 599.6 |  |  | $ | 981.6 |  |  | $ | 399.1 |  |  | $ | 1,980.3 |
Accumulated goodwill impairment losses | (20.7) |  |  | (149.8) |  |  | (30.1) |  |  | (200.6) |
Balance at January 1, 2020 | 578.9 |  |  | 831.8 |  |  | 369.0 |  |  | 1,779.7 |
Foreign currency translation | 10.4 |  |  | 29.1 |  |  | 13.1 |  |  | 52.6 |
Acquisitions | 60.4 |  |  | — |  |  | 1.1 |  |  | 61.5 |
Acquisition adjustments | — |  |  | 1.8 |  |  | — |  |  | 1.8 |
Balance at December 31, 2020 | 649.7 |  |  | 862.7 |  |  | 383.2 |  |  | 1,895.6 |
Foreign currency translation | (10.7) |  |  | (15.7) |  |  | (11.0) |  |  | (37.4) |
Acquisitions | 42.4 |  |  | 267.6 |  |  | — |  |  | 310.0 |
Disposition of businesses | — |  |  | (0.1) |  |  | — |  |  | (0.1) |
Acquisition adjustments | (0.4) |  |  | — |  |  | — |  |  | (0.4) |
Balance at December 31, 2021 | $ | 681.0 |  |  | $ | 1,114.5 |  |  | $ | 372.2 |  |  | $ | 2,167.7 |
Schedule of Gross Carrying Value and Accumulated Amortization For Each Major Class of Intangible Asset | The following table provides the gross carrying value and accumulated amortization for each major class of intangible asset at December 31, 2021 and 2020:
| At December 31, 2021 |  |  |  | At December 31, 2020
| Gross Carrying Amount |  | Accumulated Amortization |  | Net |  | Weighted Average Life |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net
|  |  | (In millions) |  |  |  |  |  |  |  | (In millions) |  |
Amortized intangible assets: |  |  |  |  |  |  |  |  |  |  |  |  |
Patents | $ | 3.2 |  |  | $ | (2.0) |  |  | $ | 1.2 |  |  | 10 |  | $ | 3.0 |  |  | $ | (1.8) |  |  | $ | 1.2 |
Trade names | 140.9 |  |  | (72.4) |  |  | 68.5 |  |  | 15 |  | 130.8 |  |  | (72.7) |  |  | 58.1 |
Customer relationships | 495.9 |  |  | (144.2) |  |  | 351.7 |  |  | 13 |  | 318.4 |  |  | (120.3) |  |  | 198.1 |
Unpatented technology | 143.8 |  |  | (58.8) |  |  | 85.0 |  |  | 13 |  | 122.3 |  |  | (55.1) |  |  | 67.2 |
Other | — |  |  | — |  |  | — |  |  | — |  | 0.7 |  |  | (0.6) |  |  | 0.1 |
Total amortized intangible assets | 783.8 |  |  | (277.4) |  |  | 506.4 |  |  |  |  | 575.2 |  |  | (250.5) |  |  | 324.7 |
Indefinite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |  |
Banjo trade name | 62.1 |  |  | — |  |  | 62.1 |  |  |  |  | 62.1 |  |  | — |  |  | 62.1 |
Akron Brass trade name | 28.8 |  |  | — |  |  | 28.8 |  |  |  |  | 28.8 |  |  | — |  |  | 28.8 |
Total intangible assets | $ | 874.7 |  |  | $ | (277.4) |  |  | $ | 597.3 |  |  |  |  | $ | 666.1 |  |  | $ | (250.5) |  |  | $ | 415.6 |

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