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Goodwill and Intangibles - Intangibles (Details) - USD ($) $ in Millions | 3 Months Ended |  |  |
--- | --- | --- | --- | ---
Mar. 31, 2024 | Mar. 26, 2023 | Jan. 01, 2024 | Dec. 31, 2023 | Oct. 23, 2023
Intangible assets subject to amortization |  |  |  |  |
Gross Carrying Amount | $ 332.0 |  |  | $ 298.1 |
Accumulated Amortization | (152.1) |  |  | (147.5) |
Net Carrying Amount | 179.9 |  |  | 150.6 |
Indefinite-lived intangible assets |  |  |  |  |
Indefinite-lived intangible assets | 71.0 |  |  | 65.5 |
Intangible assets |  |  |  |  |
Gross Carrying Amount | 403.0 |  |  | 363.6 |
Net Carrying Amount | 250.9 |  |  | 216.1 |
Aggregate amortization expense for amortized intangible assets | 4.7 | $ 3.0 |  |  |
Patents |  |  |  |  |
Intangible assets subject to amortization |  |  |  |  |
Gross Carrying Amount | 5.0 |  |  | 5.0 |
Accumulated Amortization | (5.0) |  |  | (5.0) |
Customer relationships |  |  |  |  |
Intangible assets subject to amortization |  |  |  |  |
Gross Carrying Amount | 252.0 |  |  | 218.0 |
Accumulated Amortization | (89.0) |  |  | (85.3) |
Net Carrying Amount | 163.0 |  |  | 132.7 |
Technology |  |  |  |  |
Intangible assets subject to amortization |  |  |  |  |
Gross Carrying Amount | 53.2 |  |  | 53.2 |
Accumulated Amortization | (45.1) |  |  | (44.2) |
Net Carrying Amount | 8.1 |  |  | 9.0 |
Trade names |  |  |  |  |
Intangible assets subject to amortization |  |  |  |  |
Gross Carrying Amount | 20.7 |  |  | 20.8 |
Accumulated Amortization | (12.3) |  |  | (12.3) |
Net Carrying Amount | 8.4 |  |  | 8.5 |
Other |  |  |  |  |
Intangible assets subject to amortization |  |  |  |  |
Gross Carrying Amount | 1.1 |  |  | 1.1 |
Accumulated Amortization | (0.7) |  |  | (0.7) |
Net Carrying Amount | 0.4 |  |  | $ 0.4 |
Bradley |  |  |  |  |
Intangible assets |  |  |  |  |
Intangible assets finite lived | 115.3 |  |  |  | $ 115.3
Aggregate amortization expense for amortized intangible assets |  | $ 1.1 |  |  |
Bradley | Customer relationships |  |  |  |  |
Intangible assets |  |  |  |  |
Intangible assets finite lived | $ 85.3 |  |  |  |
Estimated useful lives | 15 years |  |  |  |
Josam Industries, LLC |  |  |  |  |
Intangible assets |  |  |  |  |
Purchase price allocated to intangible assets | $ 39.4 |  |  |  |
Intangible assets finite lived | $ 39.4 |  | $ 39.4 |  |
Estimated useful lives | 15 years |  |  |  |
Intangible assets In-definite lived | $ 5.9 |  |  |  |
Josam Industries, LLC | Customer relationships |  |  |  |  |
Intangible assets |  |  |  |  |
Intangible assets finite lived | $ 33.5 |  |  |  |
Estimated useful lives | 15 years |  |  |  |

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