Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Apr. 29, 2017 |
Apr. 30, 2016 |
|
| Statement of Comprehensive Income [Abstract] | ||
| Net (loss) income | $ (4,049) | $ 2,418 |
| Unrealized gain on available-for-sale investments | 13 | 0 |
| Cumulative translation adjustment | (6) | 5 |
| Comprehensive (loss) income, net of tax | $ (4,042) | $ 2,423 |