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Net Income Per Share | 6 Months Ended
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Jun. 28, 2017
Earnings Per Share [Abstract] |
Net Income Per Share | Net Income Per Share The amounts used for the basic and diluted net income per share calculations are summarized below:
| Quarter Ended |  | Two Quarters Ended
| June 28, 2017 |  | June 29, 2016 |  | June 28, 2017 |  | June 29, 2016
|  |  |  |  | (In thousands, except for per share amounts)
Net income (loss) | $ | 8,749 |  |  | $ | (11,552 | ) |  | $ | 17,122 |  |  | $ | (1,598 | )
Weighted average shares outstanding - basic | 69,407 |  |  | 76,730 |  |  | 70,205 |  |  | 76,895 |
Effect of dilutive share-based compensation awards | 2,254 |  |  | — |  |  | 2,254 |  |  | — |
Weighted average shares outstanding - diluted | 71,661 |  |  | 76,730 |  |  | 72,459 |  |  | 76,895 |
Basic net income (loss) per share | $ | 0.13 |  |  | $ | (0.15 | ) |  | $ | 0.24 |  |  | $ | (0.02 | )
Diluted net income (loss) per share | $ | 0.12 |  |  | $ | (0.15 | ) |  | $ | 0.24 |  |  | $ | (0.02 | )
Anti-dilutive share-based compensation awards | 606 |  |  | 2,636 |  |  | 606 |  |  | 2,636 |

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- Definition The entire disclosure for earnings per share. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -URI http://asc.fasb.org/topic&trid=2144383 + Details
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