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Income Taxes - Reconciliation between Statutory and Effective Income Tax Rates (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
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Feb. 02, 2019 | Oct. 03, 2018 | Jul. 03, 2018 | Apr. 03, 2018 | Feb. 03, 2018 | Jul. 29, 2017 | Apr. 29, 2017 | Feb. 02, 2019 | Feb. 03, 2018 | Jan. 28, 2017
Income Tax Disclosure [Abstract] |  |  |  |  |  |  |  |  |  |  |
Federal income tax at the statutory rate | [1] |  |  |  |  |  |  |  | $ (2,852) | $ (7,215) | $ (732)
State income and other taxes, net of federal tax benefit |  |  |  |  |  |  |  |  | 66 | (407) | (1)
Federal rate change on deferred assets | [2] |  |  |  |  |  |  |  |  | 22,796 |
Federal rate change on valuation allowance | [2] |  |  |  |  |  |  |  |  | (22,796) |
Permanent items |  |  |  |  |  |  |  |  | 353 | 563 | 225
Expiration of capital loss carryforward |  |  |  |  |  |  |  |  | 1,618 |  |
Charge for valuation allowance |  |  |  |  |  |  |  |  | 992 | 7,249 | 775
Refundable AMT credit |  |  |  |  |  |  |  |  | (151) | (2,141) |
Other, net |  |  |  |  |  |  |  |  | (76) | (621) | (101)
Total provision (benefit) |  | $ (31) | $ (22) | $ 5 | $ (2) | $ (2,636) | $ 35 | $ 29 | $ (50) | $ (2,572) | $ 166
[1] | The federal income tax at the statutory rate for fiscal 2017 reflects a blended rate of 33.72%, based on the statutory rate decreasing from 35% to 21% on January 1, 2018
[2] | This represents the federal rate change impact as of the end of fiscal 2017. The rate change impact on deferred assets and valuation allowance as a result of the 2017 Tax Act was $22.8 million.

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