Segment Information (Tables)

3 Months Ended

Mar. 31, 2019

Segment Reporting [Abstract]

Summary of segment information

The following table sets forth financial information by business segment (in millions):

	Net Sales				Operating Income				Operating Income as a % of Net Sales
	2019		2018		2019		2018		2019		2018
Three Months Ended March 31,
Electrical	$	630.2	$	618.1	$	68.6	$	61.2	10.9	%	9.9	%
Power	457.1		373.1		52.3		38.4		11.4	%	10.3	%
TOTAL	$	1,087.3	$	991.2	$	120.9	$	99.6	11.1	%	10.0	%