Reporting Segments (Tables)

3 Months Ended

Mar. 31, 2015

Segment Reporting [Abstract]

Net Sales by Reporting Segment

Net Sales by Reporting Segment

	Three Months Ended March 31,
(in millions)	2015			2014
Engine	$	1,380.9		$	1,412.1
Drivetrain	611.2			680.7
Inter-segment eliminations	(7.9		)	(8.7		)
Net sales	$	1,984.2		$	2,084.1

Segment Earnings Before Interest and Income Taxes

Adjusted Earnings Before Interest, Income Taxes and Noncontrolling Interest (“Adjusted EBIT”)

	Three Months Ended March 31,
(in millions)	2015			2014
Engine	$	230.4		$	231.7
Drivetrain	71.0			80.5
Adjusted EBIT	301.4			312.2
Restructuring expense	12.1			39.5
Gain on previously held equity interest	(10.8		)	—
Corporate, including equity in affiliates' earnings and stock-based compensation	32.0			30.7
Interest income	(1.7		)	(1.5		)
Interest expense and finance charges	10.0			8.2
Earnings before income taxes and noncontrolling interest	259.8			235.3
Provision for income taxes	72.1			68.1
Net earnings	187.7			167.2
Net earnings attributable to the noncontrolling interest, net of tax	8.8			8.1
Net earnings attributable to BorgWarner Inc.	$	178.9		$	159.1

Segment assets

Total Assets

(in millions)	March 31, 2015		December 31, 2014
Engine	$	3,947.7	$	3,936.2
Drivetrain	1,817.5		1,783.5
Total	5,765.2		5,719.7
Corporate *	1,757.4		1,508.3
Total assets	$	7,522.6	$	7,228.0

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*    Corporate assets include investments and other long-term receivables and deferred income taxes.