Select Condensed Consolidated Balance Sheet Details - Intangible Assets, Net (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross	$ 32,362		$ 32,362
Less accumulated amortization	(26,885)		(26,651)
Intangible assets, net	5,477		5,711
Amortization of intangible assets	200	$ 300
Developed product technology
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross	13,876		13,876
Intellectual property
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross	$ 1,004		1,004
License agreements
Finite-Lived Intangible Assets [Line Items]
Useful lives	2 years
Intangible assets, Gross	$ 5,265		5,265
Trademarks and trade names
Finite-Lived Intangible Assets [Line Items]
Intangible assets, Gross	$ 732		732
Customer-related
Finite-Lived Intangible Assets [Line Items]
Useful lives	8 years
Intangible assets, Gross	$ 7,458		7,458
Distribution network
Finite-Lived Intangible Assets [Line Items]
Useful lives	8 years
Intangible assets, Gross	$ 4,027		$ 4,027