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Basic and Diluted Net Income (Loss) Per Share | 9 Months Ended
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Sep. 29, 2017
Earnings Per Share [Abstract] |
Earnings Per Share [Text Block] | Note 8 — Basic and Diluted Net Income (Loss) Per Share The following table sets forth the computation of basic and diluted net income (loss) per share (in thousands except per share amounts):
|  | Three Months Ended |  | Nine Months Ended |
|  | September 29, |  | September 30, |  | September 29, |  | September 30, |
|  | 2017 |  | 2016 |  | 2017 |  | 2016 |
Numerator: |  |  |  |  |  |  |  |  |
Net income (loss) |  | $ | 1,173 |  | $ | (1,778) |  | $ | (2,001) |  | $ | (11,962) |
Denominator: |  |  |  |  |  |  |  |  |  |  |  |  |
Weighted average common shares outstanding |  |  | 41,131 |  |  | 40,501 |  |  | 40,960 |  |  | 40,242 |
Less: Unvested restricted stock |  |  | 21 |  |  | 15 |  |  | 21 |  |  | 15 |
Denominator for basic and diluted calculation |  |  | 41,110 |  |  | 40,486 |  |  | 40,939 |  |  | 40,227 |
Effect of dilutive shares: |  |  |  |  |  |  |  |  |  |  |  |  |
Options |  |  | 837 |  |  | — |  |  | — |  |  | — |
Restricted stock and units |  |  | 157 |  |  | — |  |  | — |  |  | — |
Denominator for diluted calculation |  |  | 42,104 |  |  | 40,486 |  |  | 40,939 |  |  | 40,227 |
Net income (loss) per share – basic |  | $ | 0.03 |  | $ | (0.04) |  | $ | (0.05) |  | $ | (0.30) |
Net income (loss) per share – diluted |  | $ | 0.03 |  | $ | (0.04) |  | $ | (0.05) |  | $ | (0.30) |
The following table sets forth the weighted average number of options to purchase shares of common stock and restricted stock and units, which were not included in the calculation of diluted per share amounts because the effects would be anti-dilutive (in thousands).
|  | Three Months Ended |  | Nine Months Ended |
|  | September 29, | September 30, |  | September 29, |  | September 30, |
|  | 2017 | 2016 |  | 2017 |  | 2016 |
Options |  |  | 1,545 |  |  | 2,134 |  |  | 2,497 |  |  | 2,937 |
Restricted stock and units |  |  | — |  |  | 60 |  |  | 159 |  |  | 48 |
Total |  |  | 1,545 |  |  | 2,194 |  |  | 2,656 |  |  | 2,985 |

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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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