Income Taxes - Classification of Net Deferred Tax Assets (Details) - USD ($) $ in Thousands |
Feb. 03, 2018 |
Jan. 28, 2017 |
|---|---|---|
| Income Tax Disclosure [Abstract] | ||
| Deferred tax assets | $ 7,025 | $ 7,926 |
| Other long-term liabilities | (4,951) | (6,765) |
| Net deferred tax asset | $ 2,074 | $ 1,161 |