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v3.10.0.1

Reporting Segments and Related Information - Adjusted EBIT (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
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Adjusted EBIT |  |  |  |  |  |  |  |  | $ 1,515.3 | $ 1,440.4 | $ 1,306.9
Restructuring expense | $ 22.7 | $ 5.7 | $ 31.2 | $ 7.5 | $ 45.2 | $ 13.3 |  |  | 67.1 | 58.5 | 26.9
Asset impairment and loss on divestiture | 25.6 |  |  |  | 71.0 |  |  |  | 25.6 | 71.0 | 127.1
Asbestos-related adjustments | 22.8 |  |  |  |  |  |  |  | 22.8 | 0.0 | (48.6)
Gain on sale of building | (19.4) |  |  |  |  |  |  |  | (19.4) | 0.0 | 0.0
Other postretirement income | (2.0) | (2.4) | (2.4) | (2.6) | (1.2) | (1.3) | $ (1.4) | $ (1.2) | (9.4) | (5.1) | (4.9)
Officer stock awards modification |  |  |  |  |  |  |  |  | 8.3 | 0.0 | 0.0
Merger, acquisition and divestiture expense | 1.0 | 1.6 | 1.0 | 2.2 | 3.6 | 6.4 |  |  | 5.8 | 10.0 | 23.7
Lease termination settlement |  |  |  |  |  |  |  | 5.3 | 0.0 | 5.3 | 0.0
Intangible asset impairment |  |  |  |  |  |  |  |  | 0.0 | 0.0 | 12.6
Contract expiration gain |  |  |  |  |  |  |  |  | 0.0 | 0.0 | (6.2)
Other (income) expense, net |  |  |  |  |  |  |  |  | (3.3) | 2.1 | 0.0
Corporate, including equity in affiliates' earnings and stock-based compensation |  |  |  |  |  |  |  |  | 169.6 | 170.3 | 155.3
Interest income | (2.0) | (1.5) | (1.4) | (1.5) | (1.6) | (1.3) | (1.4) | (1.5) | (6.4) | (5.8) | (6.3)
Interest expense and finance charges | 13.3 | 14.4 | 14.9 | 16.1 | 16.9 | 17.6 | 18.0 | 18.0 | 58.7 | 70.5 | 84.6
Earnings before income taxes and noncontrolling interest |  |  |  |  |  |  |  |  | 1,195.9 | 1,063.6 | 942.7
Provision for income taxes | 19.2 | 66.8 | 30.4 | 94.9 | 338.4 | 79.4 | 76.2 | 86.3 | 211.3 | 580.3 | 306.0
Net earnings | 247.6 | 215.9 | 284.3 | 236.8 | (132.0) | 194.6 | 221.1 | 199.6 | 984.6 | 483.3 | 636.7
Net earnings attributable to the noncontrolling interest, net of tax | 17.6 | 12.1 | 12.5 | 11.7 | 14.2 | 9.7 | 9.1 | 10.4 | 53.9 | 43.4 | 41.7
Net earnings attributable to BorgWarner Inc. | $ 230.0 | $ 203.8 | $ 271.8 | $ 225.1 | $ (146.2) | $ 184.9 | $ 212.0 | $ 189.2 | 930.7 | 439.9 | 595.0
Engine [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Adjusted EBIT |  |  |  |  |  |  |  |  | 1,039.9 | 992.1 | 943.9
Restructuring expense |  |  |  |  |  |  |  |  | 53.5 | 48.2 |
Drivetrain [Member] |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Adjusted EBIT |  |  |  |  |  |  |  |  | 475.4 | 448.3 | 363.0
Restructuring expense |  |  |  |  |  |  |  |  | $ 10.3 | $ 6.8 | $ 8.2

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