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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2013 | Jul. 01, 2012 | Jun. 30, 2013 | Jul. 01, 2012
Net revenues: |  |  |  |  |  |  |  |
Products | $ 363,087 |  | $ 480,578 |  | $ 577,387 |  | $ 811,469 |
Services | 65,802 |  | 67,706 |  | 131,869 |  | 133,483 |
Total net revenues | 428,889 |  | 548,284 |  | 709,256 |  | 944,952 |
Cost of revenues: |  |  |  |  |  |  |  |
Cost of products | 158,411 |  | 206,498 |  | 255,204 |  | 380,499 |
Cost of services | 29,245 |  | 32,280 |  | 59,402 |  | 64,021 |
Total cost of revenues | 187,656 |  | 238,778 |  | 314,606 |  | 444,520 |
Gross profit | 241,233 |  | 309,506 |  | 394,650 |  | 500,432 |
Operating expenses: |  |  |  |  |  |  |  |
Engineering and development | 67,773 |  | 67,834 |  | 130,524 |  | 129,113 |
Selling and administrative | 69,230 |  | 72,064 |  | 137,120 |  | 138,697 |
Acquired intangible assets amortization | 18,063 |  | 18,429 |  | 36,099 |  | 36,858 |
Restructuring and other | 259 |  | (6,262) |  | 591 |  | (8,087) |
Total operating expenses | 155,325 |  | 152,065 |  | 304,334 |  | 296,581 |
Income from operations | 85,908 |  | 157,441 |  | 90,316 |  | 203,851 |
Interest income | 903 |  | 874 |  | 1,975 |  | 1,767 |
Interest expense and other | (6,454) |  | (6,323) |  | (13,360) |  | (12,382) |
Income before income taxes | 80,357 | [1],[2] | 151,992 | [1],[2] | 78,931 | [1],[2] | 193,236 | [1],[2]
Income tax provision | 13,801 |  | 40,605 |  | 5,786 |  | 48,285 |
Net income | $ 66,556 |  | $ 111,387 |  | $ 73,145 |  | $ 144,951 |
Net income per common share: |  |  |  |  |  |  |  |
Basic | $ 0.35 |  | $ 0.60 |  | $ 0.38 |  | $ 0.78 |
Diluted | $ 0.28 |  | $ 0.49 |  | $ 0.31 |  | $ 0.63 |
Weighted average common share-basic | 190,569 |  | 186,573 |  | 190,128 |  | 186,205 |
Weighted average common share-diluted | 234,909 |  | 229,646 |  | 234,833 |  | 230,399 |
[1] | Included in the income (loss) before income taxes for each of the segments are charges and credits for the three and six months ended June 30, 2013 and July 1, 2012 that include restructuring and other, and provision for excess and obsolete inventory, as follows:
[2] | Pension and post retirement actuarial gains and losses, interest income, and interest expense and other are included in Corporate and Eliminations.

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