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Condensed Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2012 | Sep. 30, 2011 | Sep. 30, 2012 | Sep. 30, 2011
Condensed Consolidated Statements of Income |  |  |  |
Net sales | $ 132,715 | $ 267,959 | $ 409,171 | $ 787,450
Cost of sales | 82,831 | 143,025 | 232,765 | 396,204
Gross profit | 49,884 | 124,934 | 176,406 | 391,246
Operating expenses (income): |  |  |  |
Selling, general and administrative | 13,892 | 23,569 | 54,558 | 73,966
Research and development | 25,775 | 26,404 | 72,991 | 69,927
Amortization | 1,477 | 1,277 | 3,877 | 3,519
Restructuring | 2,014 |  | 2,077 |
Other, net | (737) | (199) | (626) | (228)
Total operating expenses | 42,421 | 51,051 | 132,877 | 147,184
Operating income | 7,463 | 73,883 | 43,529 | 244,062
Interest income (expense), net | 176 | 244 | 708 | (1,142)
Loss on extinguishment of debt |  |  |  | (3,349)
Income from continuing operations before income taxes | 7,639 | 74,127 | 44,237 | 239,571
Income tax (benefit) provision | (59) | 21,510 | 9,066 | 72,657
Income from continuing operations | 7,698 | 52,617 | 35,171 | 166,914
Discontinued operations: |  |  |  |
Income (loss) from discontinued operations before income taxes | 5,396 | (23,839) | 6,534 | (91,574)
Income tax provision (benefit) | 1,341 | (7,085) | 1,722 | (32,371)
Income (loss) from discontinued operations | 4,055 | (16,754) | 4,812 | (59,203)
Net income | $ 11,753 | $ 35,863 | $ 39,983 | $ 107,711
Basic: |  |  |  |
Continuing operations (in dollars per share) | $ 0.20 | $ 1.34 | $ 0.92 | $ 4.16
Discontinued operations (in dollars per share) | $ 0.10 | $ (0.43) | $ 0.12 | $ (1.48)
Income (in dollars per share) | $ 0.30 | $ 0.91 | $ 1.04 | $ 2.68
Diluted : |  |  |  |
Continuing operations (in dollars per share) | $ 0.20 | $ 1.31 | $ 0.90 | $ 3.98
Discontinued operations (in dollars per share) | $ 0.10 | $ (0.41) | $ 0.13 | $ (1.41)
Income (in dollars per share) | $ 0.30 | $ 0.90 | $ 1.03 | $ 2.57
Weighted average shares outstanding: |  |  |  |
Basic (in shares) | 38,577 | 39,335 | 38,402 | 40,132
Diluted (in shares) | 39,169 | 40,069 | 39,006 | 41,941

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