Goodwill and Other Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2011

Goodwill and Other Intangible Assets [Abstract]

Activity for goodwill by segment

	Quarter Ended September 30, 2011
					Other —
	Balance at				Primarily			Balance at
	Beginning of				Currency			End of
	Period		Additions		Translation			Period
(In thousands)
Electrical	$	911,263	$	—	$	(8,376	)	$	902,887
Steel Structures		64,759		—		—			64,759
HVAC		702		7,434		(246	)		7,890
	$	976,724	$	7,434	$	( 8,622	)	$	975,536

	Nine Months Ended September 30, 2011
					Other —
	Balance at				Primarily			Balance at
	Beginning of				Currency			End of
	Period		Additions		Translation			Period
(In thousands)
Electrical	$	902,478	$	—	$	409		$	902,887
Steel Structures		64,759		—		—			64,759
HVAC		652		7,434		(196	)		7,890
	$	967,889	$	7,434	$	213		$	975,536

Activity for other intangible assets

	Quarter Ended September 30, 2011
									Other —
	Balance at								Primarily			Balance at
	Beginning of					Amortization			Currency			End of
	Period			Additions		Expense			Translation			Period
(In thousands)
Intangible assets subject to amortization	$	333,834		$	12,208	$	—		$	(4,164	)	$	341,878
Accumulated amortization		(108,727	)		—		(9,131	)		694			(117,164	)
		225,107			12,208		(9,131	)		(3,470	)		224,714
Other intangible assets not subject to amortization		105,400			6,603		—			(1,251	)		110,752
Total	$	330,507		$	18,811	$	(9,131	)	$	(4,721	)	$	335,466

	Nine Months Ended September 30, 2011
									Other —
	Balance at								Primarily		Balance at
	Beginning of					Amortization			Currency		End of
	Period			Additions		Expense			Translation		Period
(In thousands)
Intangible assets subject to amortization	$	328,177		$	12,208	$	—		$	1,493	$	341,878
Accumulated amortization		(91,370	)		—		(25,983	)		189		(117,164	)
		236,807			12,208		(25,983	)		1,682		224,714
Other intangible assets not subject to amortization		103,737			6,603		—			412		110,752
Total	$	340,544		$	18,811	$	(25,983	)	$	2,094	$	335,466