v3.8.0.1

Stockholders’ Equity - Summary of Stock-based Compensation in Accompanying Consolidated Statements (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 24, 2016 | Sep. 30, 2017 | Sep. 24, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock-based compensation | $ 3,035 | $ 1,751 | $ 6,586 | $ 4,773
Cost of revenue |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock-based compensation | 117 | 79 | 314 | 233
Selling and marketing |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock-based compensation | 287 | 232 | 828 | 646
Research and development |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock-based compensation | 487 | 284 | 1,138 | 793
General and administrative |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock-based compensation | 2,144 | 1,156 | 4,306 | 3,093
Loss (income) from discontinued operations |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |
Stock-based compensation | $ 0 | $ 0 | $ 0 | $ 8

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