Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2012

Intangible Assets [Abstract]

Intangible assets

(In thousands)	June 30, 2012		December 31, 2011
Intangible assets subject to amortization:
Developed technology, net of accumulated amortization of $9,010 and $6,903 as of June 30, 2012 and December 31, 2011, respectively	$	51,672	$	51,159
Customer relationships, net of accumulated amortization of $22,053 and $16,500 as of June 30, 2012 and December 31, 2011, respectively		57,117		61,609
In-process research and development, net of accumulated amortization of $19 and $0 as of June 30, 2012 and December 31, 2011		9,986		10,057
Other, net of accumulated amortization of $4,456 and $1,996 as of June 30, 2012 and December 31, 2011, respectively		3,460		5,507
		122,235		128,332
Intangible assets not subject to amortization:
Trademarks and trade names		22,840		22,240
Intangible assets, net	$	145,075	$	150,572

Estimated aggregate amortization expense

(In thousands)	Estimated Aggregate Amortization Expense
2012 (remaining)	$	9,090
2013		15,843
2014		15,492
2015		13,972
2016		11,623
Thereafter		46,953
	$	112,973