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Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2013

Intangible Assets [Abstract]

Schedule of amortizable purchased intangible assets from acquisition


		March 31, 2013																December 31, 2012
		Gross				Accumulated Amortization				Accumulated Impairment				Net				Gross				Accumulated Amortization				Accumulated Impairment				Net
Developed technologies		$	26,000			$	(5,869	)		$	(19,547	)		$	584			$	26,000			$	(5,786	)		$	(19,547	)		$	667
Trade name			12,800				(2,277	)			(8,582	)			1,941				12,800				(2,147	)			(8,582	)			2,071
Other			3,720				(1,934	)			(1,620	)			166				3,720				(1,923	)			(1,620	)			177

Total amortizable purchased intangible assets		$	42,520			$	(10,080	)		$	(29,749	)		$	2,691			$	42,520			$	(9,856	)		$	(29,749	)		$	2,915

Summary of amortization expenses of purchased intangible assets


		Three Months Ended March 31,
		2013				2012
Cost of net revenues		$	84			$	961
General and administrative expenses			140				437

Total amortization expense		$	224			$	1,398

Schedule of amortization expense of purchased intangible assets expected to be recognized


Fiscal year:		Amount
2013 (remaining 9 months)		$	672
2014			895
2015			562
2016			562

Total		$	2,691