Composition Of Certain Financial Statement Captions - Property and Equipment, Net (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013		Dec. 31, 2012
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 90,707		$ 126,005
Less: Accumulated depreciation and amortization	(34,795)	[1]	(53,461)	[1]
Property and equipment, net, total	55,912		72,544
Furniture and Office Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	49,079	[1]	54,241	[1]
Production Equipment [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	13,487	[1]	36,577	[1]
Land and Buildings [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	11,843	[1]	21,314	[1]
Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 16,298		$ 13,873

[1] Fixed assets at June 30, 2013 relating to the Company's DigitalOptics operations in Charlotte, North Carolina and Zhuhai, China are included in discontinued operations. See Note 6 – "Discontinued Operations," for additional details.