Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2013

Intangible Assets [Abstract]

Schedule Of Intangible Assets

	March 31, 2013
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Value		Weighted Average Useful Life (in Years)
Developed technology	$	7,490	$	(3,701	)	$	3,789		4.3
Trade names		3,267		(1,917	)		1,350		5.3
Other intangible assets		1,742		(795	)		947		4.5
Software development costs		157		—			157		—
Total	$	12,656	$	(6,413	)	$	6,243		4.5

	December 31, 2012
	Gross Carrying Amount		Accumulated Amortization			Net Carrying Value		Weighted Average Useful Life (in Years)
Developed technology	$	7,490	$	(3,480	)	$	4,010		4.6
Trade names		3,267		(1,853	)		1,414		5.8
Other intangible assets		1,840		(775	)		1,065		5.2
Total	$	12,597	$	(6,108	)	$	6,489		4.9