Business Segments

9 Months Ended

Sep. 29, 2012

Segment Reporting [Abstract]

Business Segments

BUSINESS SEGMENTS

The Company has two reportable segments, Mechanical and Electrical (in millions):

	Electrical		Mechanical		Eliminations			Total
Three months ended September 29, 2012
External sales	$	708.3	$	71.2	$	—		$	779.5
Intersegment sales	0.9		1.3		(2.2		)	—
Total sales	709.2		72.5		(2.2		)	779.5
Segment income from operations	73.2		10.1		—			83.3
Identifiable assets	3,216.1		207.6		—			3,423.7
Depreciation and amortization	32.3		2.1		—			34.4
Three months ended October 1, 2011
External Sales	$	667.5	$	69.4	$	—		$	736.9
Intersegment sales	2.1		0.7		(2.8		)	—
Total sales	669.6		70.1		(2.8		)	736.9
Segment income from operations	69.4		8.7		—			78.1
Identifiable assets	3,259.5		113.1		—			3,372.6
Depreciation and amortization	24.7		1.4		—			26.1
	Electrical		Mechanical		Eliminations			Total
Nine months ended September 29, 2012
External sales	$	2,223.3	$	228.0	$	—		$	2,451.3
Intersegment sales	2.7		2.9		(5.6		)	—
Total sales	2,226.0		230.9		(5.6		)	2,451.3
Segment income from operations	234.1		31.6		—			265.7
Identifiable assets	3,216.1		207.6		—			3,423.7
Depreciation and amortization	87.3		7.7		—			95.0
Nine months ended October 1, 2011
External Sales	$	1,873.1	$	208.2	$	—		$	2,081.3
Intersegment sales	7.2		1.9		(9.1		)	—
Total sales	1,880.3		210.1		(9.1		)	2,081.3
Segment income from operations	169.8		27.3		—			197.1
Identifiable assets	3,259.5		113.1		—			3,372.6
Depreciation and amortization	65.3		4.4		—			69.7