Revenue (Tables)

12 Months Ended

Dec. 31, 2018

Revenue from Contract with Customer [Abstract]

Disaggregation of revenue

We disaggregate our revenue by product line and geographic region of our customer, as we believe these best depict how the nature, amount, timing and uncertainty of our revenues and cash flows are affected by economic factors. See details in the tables below.

	Year Ended December 31,
	2018		2017
PRODUCT LINE
Supply Technologies	$	555.3	$	479.2
Engineered specialty fasteners and other products	81.5		82.6
Supply Technologies Segment	636.8		561.8
Fuel, rubber and plastic products	382.5		366.3
Aluminum products	195.8		158.2
Assembly Components Segment	578.3		524.5
Industrial equipment	312.1		274.4
Forged and machined products	130.9		52.2
Engineered Products Segment	443.0		326.6
Total revenues	$	1,658.1	$	1,412.9

	Supply Technologies Segment		Assembly Components Segment		Engineered Products Segment		Total Revenues
Year Ended December 31, 2018
GEOGRAPHIC REGION
United States	$	421.8	$	410.2	$	254.3	$	1,086.3
Europe	98.2		7.8		77.3		183.3
Asia	49.2		30.0		61.2		140.4
Mexico	53.3		34.0		16.2		103.5
Canada	13.3		94.9		22.5		130.7
Other	1.0		1.4		11.5		13.9
Total	$	636.8	$	578.3	$	443.0	$	1,658.1
Year Ended December 31, 2017
GEOGRAPHIC REGION
United States	$	382.5	$	380.2	$	160.6	$	923.3
Europe	70.3		3.4		69.7		143.4
Asia	44.0		29.9		52.4		126.3
Mexico	52.7		32.7		20.6		106.0
Canada	11.5		77.0		15.3		103.8
Other	0.8		1.3		8.0		10.1
Total	$	561.8	$	524.5	$	326.6	$	1,412.9