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Long-Term Assets - Narrative (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Oct. 03, 2020 | Sep. 28, 2019 | Oct. 03, 2020 | Sep. 28, 2019
Restructuring Cost And Reserve [Line Items] |  |  |  |
Depreciation expense | $ 120.0 | $ 111.8 | $ 347.7 | $ 335.1
Restructuring charges |  |  | 3.4 |
Gain (loss) on investments |  |  | 4.0 |
Asset impairment charges |  |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |  |
Restructuring charges |  |  | $ 12.5 | $ 4.0

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