Balance Sheet Details - Property Plant & Equipment (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Property Plant & Equipment [Abstract]
Buildings and Land Gross	$ 5,024	$ 5,024
Machinery and Equipment, Gross	21,580	20,277
Furniture and Fixtures, Gross	3,412	3,387
Computer Equipments And Software Gross	6,129	5,819
Leasehold Improvements, Gross	7,782	7,774
Property, Plant and Equipment, Gross	43,927	42,281
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	31,140	29,343
Property, Plant and Equipment, Net	$ 12,787	$ 12,938