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Goodwill and Intangible Assets - Summary of Goodwill by Reportable Segment (Details) - USD ($) $ in Millions | Sep. 28, 2018 | Dec. 31, 2017
--- | --- | ---
Goodwill |  |
Goodwill | $ 1,383.3 | $ 1,364.4
Accumulated Impairment Losses | (450.8) | (447.5)
Carrying Value | 932.5 | 916.9
Power Solutions Group |  |
Goodwill |  |
Goodwill | 432.2 | 432.2
Accumulated Impairment Losses | (31.9) | (28.6)
Carrying Value | 400.3 | 403.6
Analog Solutions Group |  |
Goodwill |  |
Goodwill | 836.7 | 836.7
Accumulated Impairment Losses | (418.9) | (418.9)
Carrying Value | 417.8 | 417.8
Intelligent Sensing Group |  |
Goodwill |  |
Goodwill | 114.4 | 95.5
Accumulated Impairment Losses | 0.0 | 0.0
Carrying Value | $ 114.4 | $ 95.5

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