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v3.3.1.900

CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013
Revenue: |  |  |  |
Royalties |  | $ 262,415 | $ 271,521 | $ 264,111
Contract and other revenue |  | 33,863 | 25,037 | 7,390
Total revenue |  | 296,278 | 296,558 | 271,501
Operating costs and expenses: |  |  |  |
Cost of revenue | [1] | 45,344 | 41,947 | 33,215
Research and development | [1] | 111,110 | 110,025 | 117,981
Sales, general and administrative | [1] | 70,554 | 74,770 | 76,467
Restructuring costs |  | 3,576 | 39 | 5,546
Impairment of goodwill and long-lived assets |  | 0 | 0 | 17,751
Gain from sale of intellectual property |  | (3,686) | (3,529) | (1,388)
Gain from settlement |  | (2,040) | (2,040) | (535)
Costs and Expenses |  | 224,858 | 221,212 | 249,037
Operating income (loss) |  | 71,420 | 75,346 | 22,464
Interest Income (Expense), Nonoperating, Net |  | 1,224 | (276) | (1,596)
Interest income and other income (expense), net |  | (11,189) | (25,096) | (34,481)
Interest expense |  | (12,413) | (24,820) | (32,885)
Income before income taxes |  | 60,231 | 50,250 | (12,017)
Provision for (benefit from) income taxes |  | (151,157) | 24,049 | 21,731
Net income (loss) |  | $ 211,388 | $ 26,201 | $ (33,748)
Net income per share: |  |  |  |
Basic (in dollars per share) |  | $ 1.84 | $ 0.23 | $ (0.30)
Diluted (in dollars per share) |  | $ 1.80 | $ 0.22 | $ (0.30)
Weighted average shares used in per share calculations: |  |  |  |
Basic (in shares) |  | 114,814 | 114,318 | 112,415
Diluted (in shares) |  | 117,484 | 117,624 | 112,415
[1] | * Includes stock-based compensation: Cost of revenue$63 $44 $19Research and development$6,762 $7,216 $6,597Sales, general and administrative$8,271 $7,470 $8,365

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