Goodwill And Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2012

Dec. 31, 2011

Goodwill and Intangible Assets Disclosure [Abstract]

Changes In Carrying Amounts Of Goodwill

The changes in carrying amounts of goodwill for the year endedDecember 31, 2012 and 2011 are as follows (in thousands):

Balance as of January 1, 2011	$	281,848
Goodwill acquired	2,522
Purchase Accounting Adjustments	(5,140		)
Foreign Exchange Translation	(214		)
Balance as of December 31, 2011	$	279,016
Goodwill acquired	128,532
Foreign exchange translation	277
Balance as of December 31, 2012	$	407,825

Schedule Of Intangible Assets With Indefinite Lives

Intangible Assets with Indefinite Lives:

	2012		2011
Trade name	$	27,379	$	28,254
Other	5,433		5,317
Total	$	32,812	$	33,571

Finite-Lived Intangible Assets By Major Class

As of December 31, 2012, intangible assets subject to amortization relate primarily to the following (in thousands):

	Weighted-Average Amortization Period	Historical Cost		Accumulated Amortization		Net
Trade names	17.7 years	$	50,257	$	6,227	$	44,030
Patent and patent licenses	8.2 years	44,048		24,719		19,329
Customer relationships	7.0 years	86,473		21,750		64,723
Other purchased intangibles	4.4 years	13,322		8,900		4,422
Total		$	194,100	$	61,596	$	132,504

As of December 31, 2011, intangible assets subject to amortization relate primarily to the following (in thousands):

	Weighted-Average Amortization Period	Historical Cost		Accumulated Amortization		Net
Trade names	12.6 years	$	10,584	$	4,147	$	6,437
Patent and patent licenses	8.4 years	38,229		20,712		17,517
Customer relationships	6.7 years	49,245		13,380		35,865
Other purchased intangibles	4.7 years	11,545		6,868		4,677
Total		$	109,603	$	45,107	$	64,496

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Expected amortization expense for intangible assets subject to amortization at December 31, 2012 are as follows (in thousands):

Fiscal Year:
2013	$	22,109
2014	19,791
2015	17,970
2016	16,428
2017	14,300
Thereafter	41,906
Total expected amortization expense	$	132,504