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Acquisitions - Purchase Price and Related Allocation (Details) - USD ($) $ in Millions |  |  |  |  | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 29, 2019 | Jun. 29, 2019 | Apr. 17, 2019 | Apr. 28, 2017 | Dec. 31, 2019 | Sep. 28, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Goodwill |  |  |  |  | $ 1,614.3 |  | $ 1,405.3 | $ 1,401.3
Xevo Inc. |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Net purchase price | $ 321.7 | $ 320.9 | $ 321.7 |  |  |  |  |
Other assets purchased and liabilities assumed, net |  | 1.2 |  |  |  | $ 9.5 |  |
Goodwill |  | 197.5 |  |  |  | 219.0 |  |
Intangible assets |  | 122.2 |  |  |  | 93.2 |  |
Purchase price allocation |  | $ 320.9 |  |  |  | $ 321.7 |  |
Adjustments |  |  |  |  |  |  |  |
Net purchase price |  |  |  |  | 0.8 |  |  |
Other assets purchased and liabilities assumed, net |  |  |  |  | 8.3 |  |  |
Goodwill |  |  |  |  | 21.5 |  |  |
Intangible assets |  |  |  |  | (29.0) |  |  |
Preliminary purchase price allocation |  |  |  |  | $ 0.8 |  |  |
Antolin Seating |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Net purchase price |  |  |  | $ 292.4 |  |  |  |
Property, plant and equipment |  |  |  | 79.2 |  |  |  |
Other assets purchased and liabilities assumed, net |  |  |  | (31.5) |  |  |  |
Goodwill |  |  |  | 123.3 |  |  |  |
Intangible assets |  |  |  | 121.4 |  |  |  |
Purchase price allocation |  |  |  | $ 292.4 |  |  |  |

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