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v3.10.0.1

Reporting Segments (Details) $ in Millions | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2018 USD ($) | Sep. 30, 2017 USD ($) | Mar. 31, 2017 USD ($) | Sep. 30, 2018 USD ($) segment | Sep. 30, 2017 USD ($) | Dec. 31, 2017 USD ($)
Segment Reporting Information [Line Items] |  |  |  |  |  |  |
Number of reportable segments | segment |  |  |  |  | 2 |  |
Net Sales by Reporting Segment |  |  |  |  |  |  |
Net sales |  | $ 2,478.5 | $ 2,416.2 |  | $ 7,956.8 | $ 7,212.9 |
Adjusted earnings before interest, income taxes and noncontrolling interest |  |  |  |  |  |  |
Adjusted EBIT |  | 345.8 | 348.7 |  | 1,142.1 | 1,051.8 |
Restructuring expense |  | 5.7 | 13.3 |  | 44.4 | 13.3 |
Merger, acquisition and divestiture expense |  | 1.6 | 6.4 |  | 4.8 | 6.4 |
Lease termination settlement |  | 0.0 | 0.0 | $ 5.3 | 0.0 | 5.3 |
Other expense (income), net |  | 1.5 | 2.7 |  | (3.3) | 2.7 |
Other postretirement income |  | (2.4) | (1.3) |  | (7.4) | (3.9) |
Corporate, including equity in affiliates' earnings and stock-based compensation |  | 43.8 | 37.3 |  | 133.5 | 121.4 |
Interest income |  | (1.5) | (1.3) |  | (4.4) | (4.2) |
Interest expense and finance charges |  | 14.4 | 17.6 |  | 45.4 | 53.6 |
Earnings before income taxes and noncontrolling interest |  | 282.7 | 274.0 |  | 929.1 | 857.2 |
Provision for income taxes |  | 66.8 | 79.4 |  | 192.1 | 241.9 |
Net earnings |  | 215.9 | 194.6 |  | 737.0 | 615.3 |
Net earnings attributable to the noncontrolling interest, net of tax |  | 12.1 | 9.7 |  | 36.3 | 29.2 |
Net earnings attributable to BorgWarner Inc. |  | 203.8 | 184.9 |  | 700.7 | 586.1 |
Segment Reporting Information - Assets |  |  |  |  |  |  |
Total assets |  | 9,716.4 |  |  | 9,716.4 |  | $ 9,787.6
Operating Segments [Member] |  |  |  |  |  |  |
Segment Reporting Information - Assets |  |  |  |  |  |  |
Total assets |  | 8,579.6 |  |  | 8,579.6 |  | 8,636.7
Engine [Member] |  |  |  |  |  |  |
Net Sales by Reporting Segment |  |  |  |  |  |  |
Net sales |  | 1,515.8 | 1,506.4 |  | 4,906.2 | 4,483.6 |
Adjusted earnings before interest, income taxes and noncontrolling interest |  |  |  |  |  |  |
Adjusted EBIT |  | 238.2 | 237.6 |  | 797.2 | 727.1 |
Restructuring expense |  | 5.2 | 12.6 |  | 38.1 |  |
Segment Reporting Information - Assets |  |  |  |  |  |  |
Total assets |  | 4,757.7 |  |  | 4,757.7 |  | 4,732.9
Drivetrain [Member] |  |  |  |  |  |  |
Net Sales by Reporting Segment |  |  |  |  |  |  |
Net sales |  | 976.7 | 921.8 |  | 3,093.7 | 2,767.7 |
Adjusted earnings before interest, income taxes and noncontrolling interest |  |  |  |  |  |  |
Adjusted EBIT |  | 107.6 | 111.1 |  | 344.9 | 324.7 |
Restructuring expense |  | 0.5 | 0.7 |  | 6.0 |  |
Segment Reporting Information - Assets |  |  |  |  |  |  |
Total assets |  | 3,821.9 |  |  | 3,821.9 |  | 3,903.8
Intersegment Eliminations [Member] |  |  |  |  |  |  |
Net Sales by Reporting Segment |  |  |  |  |  |  |
Net sales |  | (14.0) | $ (12.0) |  | (43.1) | $ (38.4) |
Corporate, Non-Segment [Member] |  |  |  |  |  |  |
Segment Reporting Information - Assets |  |  |  |  |  |  |
Total assets | [1] | $ 1,136.8 |  |  | $ 1,136.8 |  | $ 1,150.9
[1] | Corporate assets include investments and other long-term receivables and certain deferred income taxes.

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