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Net Income Per Share (Tables) | 9 Months Ended
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Sep. 26, 2012
Net Income Per Share [Abstract] |
Net Income Per Share |
|  | Quarter Ended |  |  | Three Quarters Ended |
|  | September 26, 2012 |  |  | September 28, 2011 |  |  | September 26, 2012 |  |  | September 28, 2011 |
|  | (In thousands, except for per share amounts) |
Numerator: |  |  |  |  |  |  |  |  |  |  |  |
Net income |  | $ | 5,363 |  |  | $ | 7,985 |  |  | $ | 15,829 |  |  | $ | 20,239 |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted average shares - basic |  |  | 94,705 |  |  |  | 96,997 |  |  |  | 95,472 |  |  |  | 98,132 |
Effect of dilutive securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Options |  |  | 1,006 |  |  |  | 803 |  |  |  | 806 |  |  |  | 1,022 |
Restricted stock units and awards |  |  | 1,034 |  |  |  | 946 |  |  |  | 918 |  |  |  | 1,049 |
Weighted average shares - diluted |  |  | 96,745 |  |  |  | 98,746 |  |  |  | 97,196 |  |  |  | 100,203 |
Basic net income per share |  | $ | 0.06 |  |  | $ | 0.08 |  |  | $ | 0.17 |  |  | $ | 0.21 |
Diluted net income per share |  | $ | 0.06 |  |  | $ | 0.08 |  |  | $ | 0.16 |  |  | $ | 0.20 |
Stock options excluded (1) |  |  | 116 |  |  |  | 2,070 |  |  |  | 1,550 |  |  |  | 2,177 |
Restricted stock units and awards excluded (1) |  |  | — |  |  |  | 538 |  |  |  | 352 |  |  |  | 747 |
(1) | Excluded from diluted weighted-average shares outstanding as the impact would have been antidilutive.

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations. + References No definition available. + Details
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