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Reporting Segments and Related Information - Geographic Information (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2017 | Sep. 30, 2017 | Jun. 30, 2017 | Mar. 31, 2017 | Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Minimum percentage in consolidated sales of countries by certain countries |  |  |  |  |  |  |  |  | 5.00% |  |
Investment in NSK-Warner | $ 243.5 |  |  |  | $ 239.6 |  |  |  | $ 243.5 | $ 239.6 |
Net sales | 2,572.8 | $ 2,478.5 | $ 2,694.0 | $ 2,784.3 | 2,586.4 | $ 2,416.2 | $ 2,389.7 | $ 2,407.0 | 10,529.6 | 9,799.3 | $ 9,071.0
Long-lived assets | 2,903.8 |  |  |  | 2,863.8 |  |  |  | $ 2,903.8 | 2,863.8 | 2,501.8
Non-US [Member] |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Percentage of net sales |  |  |  |  |  |  |  |  | 77.00% |  |
United States |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | $ 2,393.5 | 2,280.0 | 2,236.0
Long-lived assets | 728.9 |  |  |  | 719.3 |  |  |  | 728.9 | 719.3 | 799.3
Europe [Member] |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 4,021.9 | 3,735.5 | 3,470.1
Long-lived assets | 976.6 |  |  |  | 987.0 |  |  |  | 976.6 | 987.0 | 830.2
Germany |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 1,665.1 | 1,652.6 | 1,735.1
Long-lived assets | 371.1 |  |  |  | 413.4 |  |  |  | 371.1 | 413.4 | 370.3
Hungary |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 687.3 | 655.7 | 541.1
Long-lived assets | 153.0 |  |  |  | 147.5 |  |  |  | 153.0 | 147.5 | 122.2
Other Europe [Member] |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 1,669.5 | 1,427.2 | 1,193.9
Long-lived assets | 452.5 |  |  |  | 426.1 |  |  |  | 452.5 | 426.1 | 337.7
China |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 1,801.1 | 1,560.1 | 1,218.0
Long-lived assets | 589.3 |  |  |  | 554.8 |  |  |  | 589.3 | 554.8 | 384.6
South Korea |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 858.8 | 877.6 | 948.2
Long-lived assets | 235.1 |  |  |  | 244.2 |  |  |  | 235.1 | 244.2 | 208.0
Mexico |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 978.4 | 920.2 | 805.6
Long-lived assets | 223.1 |  |  |  | 201.2 |  |  |  | 223.1 | 201.2 | 136.2
Other Foreign [Member] |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 475.9 | 425.9 | 393.1
Long-lived assets | $ 150.8 |  |  |  | 157.3 |  |  |  | $ 150.8 | 157.3 | 143.5
NSK Warner [Member] |  |  |  |  |  |  |  |  |  |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |  |  |  |  |  |  |  |  |  |
Equity Method Investment, Ownership Percentage | 50.00% |  |  |  |  |  |  |  | 50.00% |  |
Investment in NSK-Warner | $ 184.1 |  |  |  | $ 185.1 |  |  |  | $ 184.1 | $ 185.1 | $ 172.9

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