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Restructuring, Asset Impairments and Other, Net - Narrative (Details) $ in Millions | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jul. 03, 2020 USD ($) segment | Apr. 03, 2020 USD ($) employee segment | Jun. 28, 2019 USD ($) | Jul. 03, 2020 USD ($) | Jun. 28, 2019 USD ($) | Dec. 31, 2019 USD ($)
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring program expense | $ 16.2 |  | $ 18.1 | $ 49.0 | $ 23.7 |
Payments for restructuring |  |  |  | 29.3 |  |
Restructuring reserve accrued | $ 14.0 |  |  | 14.0 |  | $ 0.2
Voluntary separation program |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Number of Positions Eliminated | employee |  | 243 |  |  |  |
2020 Involuntary separation program |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Number of Positions Eliminated | segment | 191 |  |  |  |  |
Restructuring reserve accrued | $ 6.8 |  |  | 6.8 |  |
Severance costs | 11.8 |  |  |  |  |
Other general workforce reduction |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring program expense |  | $ 3.8 |  |  |  |
Workforce Reduction | Voluntary separation program |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring program expense |  | $ 27.5 |  | 27.5 |  |
Payments for restructuring | 20.4 |  |  |  |  |
Restructuring reserve accrued | 7.1 |  |  | 7.1 |  |
Workforce Reduction | 2020 Involuntary separation program |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring program expense | $ 11.8 |  |  | 11.8 |  |
Workforce Reduction | Other general workforce reduction |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Restructuring program expense |  |  |  | $ 3.8 |  |
Employee severance | Other general workforce reduction |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Number of Positions Eliminated | segment |  | 98 |  |  |  |

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