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Goodwill and Acquired Intangible Assets - Narrative (Details) - USD ($) $ in Millions | Mar. 30, 2025 | Dec. 29, 2024
--- | --- | ---
Goodwill [Line Items] |  |
Goodwill | $ 8,534.0 | $ 7,990.5
Trademarks |  |
Goodwill [Line Items] |  |
Trademarks | 788.1 | $ 793.1
FLIR Reporting Unit |  |
Goodwill [Line Items] |  |
Fair value in excess of carrying value |  | 5.00%
Reporting amount of carrying value |  | $ 420.0
Goodwill | $ 5,873.4 | 5,856.5
FLIR Reporting Unit | Trademarks |  |
Goodwill [Line Items] |  |
Trademarks |  | $ 635.8

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