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Goodwill And Identified Intangible Assets (Tables)
 6 Months Ended
Jun. 30, 2013
Goodwill and Intangible Assets Disclosure [Abstract]  
Changes in Goodwill
The changes to the carrying value of goodwill as of and during the six months ended June 30, 2013, is reflected below (in thousands):
 
  
DigitalOptics
Balance at December 31, 2012
$
6,664

Impairment of goodwill
(6,664
)
Balance at June 30, 2013 
$
—
Identified Intangible Assets
Identified intangible assets consisted of the following (in thousands):
 
 
 
 
June 30, 2013
 
December 31, 2012
 
Average
Life
(Years)
 
Gross
Assets
 
Accumulated
Amortization
 
Net
 
Gross
Assets
 
Accumulated
Amortization
 
Net
Acquired patents / core technology (1), (3)
3-15
 
$
131,121

 
$
(42,091
)
 
$
89,030

 
$
137,728

 
$
(38,874
)
 
$
98,854

Existing technology (2), (3)
5-10
 
21,734

 
(16,686
)
 
5,048

 
54,196

 
(38,562
)
 
15,634

Customer contracts (3)
3-9
 
10,000

 
(6,536
)
 
3,464

 
12,800

 
(8,033
)
 
4,767

Trade name (3)
4-10
 
520

 
(465
)
 
55

 
3,620

 
(2,443
)
 
1,177

Non-competition agreements
2
 
—

 
—

 
—

 
1,400

 
(1,400
)
 
—

Assembled workforce
4
 
—

 
—

 
—

 
300

 
(300
)
 
—

 
 
 
$
163,375

 
$
(65,778
)
 
$
97,597

 
$
210,044

 
$
(89,612
)
 
$
120,432

(1) The Company recorded a $400,000 charge in the six months ended June 30, 2013 due to abandonment of acquired patents which caused a revision of the useful life estimate of these patent assets thus fully impairing them.
(2) The Company incurred an $8.3 million charge in the six months ended June 30, 2013 due to the abandonment of existing technology which caused a revision of the useful life estimate of these technology assets thus fully impairing them.
(3) The Company reclassified $2.1 million of patents, trade names, customer contracts and existing technology to discontinued operations as of June 30, 2013 and December 31, 2012, respectively. See Note 6 - "Discontinued Operations" of the Notes to Condensed Financial Statements for additional details.
Estimated Future Amortization Expense
As of June 30, 2013, the estimated future amortization expense of intangible assets is as follows (in thousands):
 
 
2013 (remaining 6 months)
$
10,368

2014
19,089

2015
18,265

2016
17,412

2017
14,607

Thereafter
17,856

 
$
97,597