Revenue from Contracts with Customers Disaggregation of Revenue (Tables)

3 Months Ended

Mar. 31, 2018

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue [Table Text Block]

Disaggregation of Net Sales

Net sales recognized from contracts with customers, disaggregated by segment and geographical location, are presented in the following table for the three months ended March 31, 2018 and 2017. Net sales are attributed to regions based on the location of production. Intersegment sales have been excluded from the table.



	Three Months Ended March 31, 2018
	Driveline		Metal Forming		Powertrain		Casting		Total
North America	$	885.3	$	216.3	$	199.2	$	209.8	$	1,510.6
Asia	122.8		1.4		31.1		—		155.3
Europe	29.0		73.4		55.9		—		158.3
South America	33.3		—		0.9		—		34.2
Total	$	1,070.4	$	291.1	$	287.1	$	209.8	$	1,858.4

	Three Months Ended March 31, 2017
	Driveline		Metal Forming		Powertrain		Casting		Total
North America	$	865.2	$	51.1	$	—	$	—	$	916.3
Asia	85.5		—		—		—		85.5
Europe	20.7		—		—		—		20.7
South America	27.4		—		—		—		27.4
Total	$	998.8	$	51.1	$	—	$	—	$	1,049.9