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Commitments and Contingencies (Details 2) (USD $) Share data in Millions, unless otherwise specified | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2011 | Jun. 30, 2010 | Jun. 30, 2011 | Jun. 30, 2010 | Jul. 20, 2011 | Dec. 31, 2010
Contractual obligations |  |  |  |  |  |
Actual number of shares put back due to the settlement agreement with Samsung within 30 days (in shares) |  |  |  |  | 4.8 |
Actual value of shares put back within 30 days |  |  |  |  | $ 100,000,000 |
Remainder of 2011 | 10,121,000 |  | 10,121,000 |  |  |
2012 | 34,469,000 |  | 34,469,000 |  |  |
2013 | 30,898,000 |  | 30,898,000 |  |  |
2014 | 198,991,000 |  | 198,991,000 |  |  |
2015 | 5,596,000 |  | 5,596,000 |  |  |
Thereafter | 24,716,000 |  | 24,716,000 |  |  |
Total | 304,791,000 |  | 304,791,000 |  |  |
Unrecognized tax benefits | 13,100,000 |  | 13,100,000 |  |  | 11,800,000
Unrecognized tax benefits, reduction of long-term deferred tax assets, before federal tax benefit | 8,400,000 |  | 8,400,000 |  |  | 7,200,000
Unrecognized tax benefits included in long-term income taxes payable | 4,700,000 |  | 4,700,000 |  |  | 4,600,000
Terms of Noncancellable License Agreement, Minimum (in years) | 1 |  | 1 |  |  |
Rent expense | 700,000 | 1,800,000 | 1,300,000 | 3,600,000 |  |
Deferred rent | 500,000 |  | 500,000 |  |  | 500,000
Payments made by the Company on behalf of current and former officers | 700,000 | 1,600,000 |  |  |  |
Cumulative payments made by the Company on behalf of current and former officers | 17,600,000 | 13,700,000 | 17,600,000 | 13,700,000 |  |
Imputed financing obligation |  |  |  |  |  |
Contractual obligations |  |  |  |  |  |
Remainder of 2011 | 2,427,000 |  | 2,427,000 |  |  |
2012 | 4,914,000 |  | 4,914,000 |  |  |
2013 | 5,035,000 |  | 5,035,000 |  |  |
2014 | 5,155,000 |  | 5,155,000 |  |  |
2015 | 5,275,000 |  | 5,275,000 |  |  |
Thereafter | 24,716,000 |  | 24,716,000 |  |  |
Total | 47,522,000 |  | 47,522,000 |  |  |
Leases |  |  |  |  |  |
Contractual obligations |  |  |  |  |  |
Remainder of 2011 | 1,393,000 |  | 1,393,000 |  |  |
2012 | 2,075,000 |  | 2,075,000 |  |  |
2013 | 371,000 |  | 371,000 |  |  |
2014 | 357,000 |  | 357,000 |  |  |
2015 | 321,000 |  | 321,000 |  |  |
Total | 4,517,000 |  | 4,517,000 |  |  |
Software licenses |  |  |  |  |  |
Contractual obligations |  |  |  |  |  |
Remainder of 2011 | 1,988,000 |  | 1,988,000 |  |  |
2012 | 2,188,000 |  | 2,188,000 |  |  |
2013 | 200,000 |  | 200,000 |  |  |
Total | 4,376,000 |  | 4,376,000 |  |  |
CRI retention bonus |  |  |  |  |  |
Contractual obligations |  |  |  |  |  |
2012 | 16,667,000 |  | 16,667,000 |  |  |
2013 | 16,667,000 |  | 16,667,000 |  |  |
2014 | 16,666,000 |  | 16,666,000 |  |  |
Total | 50,000,000 |  | 50,000,000 |  |  |
Convertible notes. |  |  |  |  |  |
Contractual obligations |  |  |  |  |  |
2014 | 172,500,000 |  | 172,500,000 |  |  |
Total | 172,500,000 |  | 172,500,000 |  |  |
Interest payments related to convertible notes |  |  |  |  |  |
Contractual obligations |  |  |  |  |  |
Remainder of 2011 | 4,313,000 |  | 4,313,000 |  |  |
2012 | 8,625,000 |  | 8,625,000 |  |  |
2013 | 8,625,000 |  | 8,625,000 |  |  |
2014 | 4,313,000 |  | 4,313,000 |  |  |
Total | $ 25,876,000 |  | $ 25,876,000 |  |  |

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