Intangible Assets

3 Months Ended

Mar. 31, 2013

Goodwill and Intangible Assets Disclosure [Abstract]

INTANGIBLE ASSETS

NOTE 4: INTANGIBLE ASSETS

The following table summarizes intangible assets related to acquisitions:

		March 31, 2013				December 31, 2012
Intangible Assets	Life	Gross		Accumulated		Gross		Accumulated
(Amounts in thousands)	In Years	Amount		Amortization		Amount		Amortization
Goodwill	Indefinite	$	164,965	$	—	$	165,175	$	—
Trademarks and trade names	Indefinite	61,078		—		61,251		—
Total with indefinite lives		226,043		—		226,426		—
Covenants not to compete	2 - 4	1,112		1,005		1,112		985
Patents	11 - 13	5,320		1,663		5,320		1,554
Manufacturing technology	1	2,504		2,504		2,563		2,563
Customer relationships, including backlog	10 - 19	107,105		32,628		107,333		29,316
Total with finite lives		116,041		37,800		116,328		34,418
Total intangible assets		$	342,084	$	37,800	$	342,754	$	34,418

Amortization expense for these intangible assets included in cost of sales in the Consolidated Statements of Income was as follows:

Amortization Expense	Three Months Ended March 31,
(Amounts in thousands)	2013		2012
Amortization expense	$	3,557	$	3,966