Restructuring (Tables)

12 Months Ended

Dec. 31, 2017

Restructuring and Related Activities [Abstract]

Schedule of Restructuring Reserve by Type of Cost [Table Text Block]

	Severance Accruals
(millions of dollars)	Drivetrain			Engine			Total
Balance at January 1, 2016	$	25.3		$	4.1		$	29.4
Provision	5.0			5.6			10.6
Cash payments	(26.9		)	(6.9		)	(33.8		)
Translation adjustment	0.3			(0.1		)	0.2
Balance at December 31, 2016	3.7			2.7			6.4
Provision	4.7			1.4			6.1
Cash payments	(4.6		)	(2.9		)	(7.5		)
Translation adjustment	0.3			0.1			0.4
Balance at December 31, 2017	$	4.1		$	1.3		$	5.4