Industry Segments and Geographic Area Information (Tables)

12 Months Ended

Dec. 31, 2014

Segment Reporting [Abstract]

Summary of Industry Segment Data

INDUSTRY SEGMENT DATA

	2014			2013			2012
Net Sales:
Electrical	$	2,398.2		$	2,262.6		$	2,114.6
Power	961.2			921.3			929.8
TOTAL NET SALES	$	3,359.4		$	3,183.9		$	3,044.4
Operating Income:
Electrical	$	337.9		$	341.1		$	303.7
Power	179.5			166.5			168.1
Operating Income	$	517.4		$	507.6		$	471.8
Interest expense	(31.2		)	(30.8		)	(30.8		)
Investment income and other expense, net	(0.7		)	(3.0		)	0.8
INCOME BEFORE INCOME TAXES	$	485.5		$	473.8		$	441.8
Assets:
Electrical	$	1,963.0		$	1,813.8		$	1,659.2
Power	832.0			707.0			710.4
General Corporate	527.8			666.4			577.4
TOTAL ASSETS	$	3,322.8		$	3,187.2		$	2,947.0
Capital Expenditures:
Electrical	$	35.1		$	32.4		$	27.1
Power	21.8			25.0			20.4
General Corporate	3.4			1.4			1.6
TOTAL CAPITAL EXPENDITURES	$	60.3		$	58.8		$	49.1
Depreciation and Amortization:
Electrical	$	53.4		$	48.0		$	45.8
Power	25.8			22.6			21.0
TOTAL DEPRECIATION AND AMORTIZATION	$	79.2		$	70.6		$	66.8

PRODUCT CLASS DATA

	2014		2013		2012
Net Sales:
Electrical Systems	$	1,538.7	$	1,466.4	$	1,376.1
Lighting	859.5		796.2		738.5
Power	961.2		921.3		929.8
TOTAL NET SALES	$	3,359.4	$	3,183.9	$	3,044.4

Summary of Geographic Area Data

GEOGRAPHIC AREA DATA

	2014		2013		2012
Net Sales:
United States	$	2,883.8	$	2,687.6	$	2,541.6
International	475.6		496.3		502.8
TOTAL NET SALES	$	3,359.4	$	3,183.9	$	3,044.4
Operating Income:
United States	$	447.2	$	417.5	$	383.8
International	70.2		90.1		88.0
TOTAL OPERATING INCOME	$	517.4	$	507.6	$	471.8
Long-lived Assets:
United States	$	1,492.5	$	1,341.4	$	1,225.4
International	199.7		212.3		227.0
TOTAL LONG-LIVED ASSETS	$	1,692.2	$	1,553.7	$	1,452.4