Note 12 - Segment and Geographical Information - Net Revenue Based on the Ship-to Location (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Apr. 29, 2017 |
Apr. 30, 2016 |
|
| Net revenue | $ 39,564 | $ 53,775 |
| Asia [Member] | ||
| Net revenue | 31,922 | 46,041 |
| North America [Member] | ||
| Net revenue | 5,819 | 6,615 |
| Europe [Member] | ||
| Net revenue | $ 1,823 | $ 1,119 |