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Goodwill and Intangible Assets - Schedule of Gross Carrying Value and Accumulated Amortization for Each Major Class of Intangible Asset (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2022 | Dec. 31, 2021
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 829.2 | $ 783.8
Intangible assets - Gross Carrying Amount | 920.1 | 874.7
Amortized intangible assets - Accumulated Amortization | (290.9) | (277.4)
Amortized intangible assets - Net | 538.3 | 506.4
Intangible assets - Net | 629.2 | 597.3
Banjo trade name |  |
Goodwill And Intangible Assets [Line Items] |  |
Indefinite lived intangible assets - Net | 62.1 | 62.1
Akron Brass trade name |  |
Goodwill And Intangible Assets [Line Items] |  |
Indefinite lived intangible assets - Net | 28.8 | 28.8
Patents |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | 3.2 | 3.2
Amortized intangible assets - Accumulated Amortization | (2.1) | (2.0)
Amortized intangible assets - Net | $ 1.1 | 1.2
Amortized intangible assets - Weighted Average Life | 10 years |
Trade names |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 153.6 | 140.9
Amortized intangible assets - Accumulated Amortization | (74.7) | (72.4)
Amortized intangible assets - Net | $ 78.9 | 68.5
Amortized intangible assets - Weighted Average Life | 15 years |
Customer relationships |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 524.6 | 495.9
Amortized intangible assets - Accumulated Amortization | (152.6) | (144.2)
Amortized intangible assets - Net | $ 372.0 | 351.7
Amortized intangible assets - Weighted Average Life | 13 years |
Unpatented technology |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 143.0 | 143.8
Amortized intangible assets - Accumulated Amortization | (61.5) | (58.8)
Amortized intangible assets - Net | $ 81.5 | 85.0
Amortized intangible assets - Weighted Average Life | 13 years |
Software |  |
Goodwill And Intangible Assets [Line Items] |  |
Amortized intangible assets - Gross Carrying Amount | $ 4.8 | 0.0
Amortized intangible assets - Accumulated Amortization | 0.0 | 0.0
Amortized intangible assets - Net | $ 4.8 | $ 0.0
Amortized intangible assets - Weighted Average Life | 5 years |

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