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Amortizable Intangible Assets and Goodwill (Tables) | 6 Months Ended
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Jun. 30, 2011
Amortizable Intangible Assets and Goodwill |
Components of intangible assets |
|  | As of June 30, 2011 |
|  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount |
|  | (In thousands) |
Patents (useful life of 3 to 10 years) |  | $ | 24,433 |  | $ | (11,167 | ) | $ | 13,266 |
Customer contracts and contractual relationships (useful life of 1 to 10 years) |  | 33,550 |  | (3,782 | ) | 29,768 |
Existing technology (useful life of 3 to 7 years) |  | 159,350 |  | (8,471 | ) | 150,879 |
Intellectual property (useful life of 4 years) |  | 10,384 |  | (10,384 | ) | — |
Non-competition agreement (useful life of 3 years) |  | 400 |  | (108 | ) | 292 |
Total intangible assets |  | $ | 228,117 |  | $ | (33,912 | ) | $ | 194,205 |
|  | As of December 31, 2010 |
|  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount |
|  | (In thousands) |
Patents (useful life of 3 to 10 years) |  | $ | 24,433 |  | $ | (9,361 | ) | $ | 15,072 |
Customer contracts and contractual relationships (useful life of 1 to 10 years) |  | 4,050 |  | (3,127 | ) | 923 |
Existing technology (useful life of 3 to 7 years) |  | 29,950 |  | (4,959 | ) | 24,991 |
Intellectual property (useful life of 4 years) |  | 10,384 |  | (10,384 | ) | — |
Non-competition agreement (useful life of 3 years) |  | 100 |  | (100 | ) | — |
Total intangible assets |  | $ | 68,917 |  | $ | (27,931 | ) | $ | 40,986 |
Schedule of identified intangible assets assumed in the acquisition of CRI |
|  | Total |  | Estimated Useful Life |
|  | (in thousands) |  | (in years) |
Existing technology |  | $ | 129,400 |  | 7 |
Customer relationships |  | 17,300 |  | 7 |
Favorable contracts |  | 12,200 |  | 2 |
Non-competition agreements |  | 300 |  | 3 |
Total |  | $ | 159,200 |  |  |
Estimated future amortization expense of intangible assets |
The estimated future amortization expense of intangible assets as of June 30, 2011 was as follows (amounts in thousands):
Years Ending December 31: |  | Amount |
2011 (remaining 6 months) |  | $ | 16,179 |
2012 |  | 34,536 |
2013 |  | 31,471 |
2014 |  | 27,330 |
2015 |  | 26,679 |
Thereafter |  | 58,010 |
|  | $ | 194,205 |
Schedule of goodwill information by reportable units |
|  | December 31, |  | Addition to |  | June 30, |
Reporting Units: |  | 2010 |  | Goodwill (1) |  | 2011 |
|  | (In thousands) |
SBG |  | $ | 4,454 |  | $ | — |  | $ | 4,454 |
CRI |  | — |  | 96,994 |  | 96,994 |
Lighting and Display Technology group (“LDT”) |  | 13,700 |  | — |  | 13,700 |
Total |  | $ | 18,154 |  | $ | 96,994 |  | $ | 115,148 |
(1) The addition to goodwill resulted from a business combination which was completed in June 2011. See Note 16, “Acquisition” for further details.

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