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CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 05, 2015 | Jun. 29, 2014 | Jul. 05, 2015 | Jun. 29, 2014
Revenues: |  |  |  |  |
Products |  | $ 437,243 | $ 452,488 | $ 709,568 | $ 707,874
Services |  | 75,496 | 73,079 | 145,572 | 138,703
Total revenues |  | 512,739 | 525,567 | 855,140 | 846,577
Cost of revenues: |  |  |  |  |
Cost of products |  | 181,491 | 202,411 | 300,487 | 326,859
Cost of services |  | 32,680 | 32,743 | 63,662 | 62,258
Total cost of revenues (exclusive of acquired intangible assets amortization shown separately below) |  | 214,171 | 235,154 | 364,149 | 389,117
Gross profit |  | 298,568 | 290,413 | 490,991 | 457,460
Operating expenses: |  |  |  |  |
Engineering and development |  | 75,832 | 73,414 | 147,282 | 140,499
Selling and administrative |  | 77,073 | 77,489 | 149,114 | 155,492
Acquired intangible assets amortization |  | 15,258 | 18,271 | 29,066 | 36,542
Restructuring and other |  | (385) | 572 | (385) | 572
Total operating expenses |  | 167,778 | 169,746 | 325,077 | 333,105
Income from operations |  | 130,790 | 120,667 | 165,914 | 124,355
Non-operating (income) expense: |  |  |  |  |
Interest income |  | (1,674) | (1,266) | (3,490) | (2,302)
Interest expense |  | 444 | 159 | 606 | 6,576
Other (income) expense, net |  | (116) | 382 | (5,776) | 562
Income before income taxes | [1],[2] | 132,136 | 121,392 | 174,574 | 119,519
Income tax provision |  | 29,257 | 20,187 | 38,908 | 17,385
Net income |  | $ 102,879 | $ 101,205 | $ 135,666 | $ 102,134
Net income per common share: |  |  |  |  |
Basic |  | $ 0.48 | $ 0.52 | $ 0.63 | $ 0.53
Diluted |  | $ 0.48 | $ 0.47 | $ 0.62 | $ 0.45
Weighted average common shares-basic |  | 213,845 | 194,408 | 215,516 | 193,860
Weighted average common shares-diluted |  | 215,496 | 216,568 | 217,154 | 226,526
Cash dividend declared per common share |  | $ 0.06 |  | $ 0.12 | $ 0.06
[1] | Included in the income (loss) before income taxes for each of the segments are charges related to inventory and other.
[2] | Interest income, interest expense, and other (income) expense, net are included in Corporate and Eliminations.

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