Balance Sheet Details - Property Plant & Equipment (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Property Plant & Equipment [Abstract]
Buildings and Land Gross	$ 4,997	$ 4,997
Machinery and Equipment, Gross	19,112	18,826
Furniture and Fixtures, Gross	3,829	3,381
Computer Equipments And Software Gross	8,093	7,789
Leasehold Improvements, Gross	8,125	6,807
Property, Plant and Equipment, Gross	44,156	41,800
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	(31,672)	(29,891)
Property, Plant and Equipment, Net	$ 12,484	$ 11,909

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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