Restructuring (Tables)

6 Months Ended

Jun. 30, 2018

Restructuring and Related Activities [Abstract]

Schedule of employee related and other restructuring accruals

	Severance Accruals
(in millions)	Drivetrain			Engine			Total
Balance at December 31, 2017	$	4.1		$	1.3		$	5.4
Provision	1.1			0.7			1.8
Cash payments	(0.6		)	(1.1		)	(1.7		)
Translation adjustment	0.1			—			0.1
Balance at March 31, 2018	$	4.7		$	0.9		$	5.6
Provision	1.7			25.4			27.1
Cash payments	(1.3		)	(4.8		)	(6.1		)
Translation adjustment	(0.1		)	—			(0.1		)
Balance at June 30, 2018	$	5.0		$	21.5		$	26.5

	Severance Accruals
(in millions)	Drivetrain			Engine			Total
Balance at December 31, 2016	$	3.7		$	2.7		$	6.4
Cash payments	(1.6		)	(2.1		)	(3.7		)
Translation adjustment	—			0.1			0.1
Balance at March 31, 2017	$	2.1		$	0.7		$	2.8
Cash payments	(0.2		)	(0.4		)	(0.6		)
Translation adjustment	0.1			—			0.1
Balance at June 30, 2017	$	2.0		$	0.3		$	2.3