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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. 01, 2020 | Nov. 02, 2019 | Aug. 03, 2019 | May 04, 2019 | Feb. 02, 2019 | Oct. 03, 2018 | Jul. 03, 2018 | Apr. 03, 2018 | Feb. 01, 2020 | Feb. 02, 2019 | Feb. 03, 2018
Income Tax Disclosure [Abstract] |  |  |  |  |  |  |  |  |  |  |  |
Federal income tax at the statutory rate | [1] |  |  |  |  |  |  |  |  | $ (1,615) | $ (2,852) | $ (7,215)
State income and other taxes, net of federal tax benefit |  |  |  |  |  |  |  |  |  | 77 | 66 | (407)
Federal rate change on deferred assets | [2] |  |  |  |  |  |  |  |  |  |  | 22,796
Federal rate change on valuation allowance | [2] |  |  |  |  |  |  |  |  |  |  | (22,796)
Section 162(m) limitation |  |  |  |  |  |  |  |  |  | 541 | 183 | 45
Permanent items |  |  |  |  |  |  |  |  |  | 277 | 170 | 518
Expiration of capital loss carryforward |  |  |  |  |  |  |  |  |  |  | 1,618 |
Charge for valuation allowance | [3] |  |  |  |  |  |  |  |  | 850 | 992 | 7,249
Refundable AMT credit |  |  |  |  |  |  |  |  |  |  | (151) | (2,141)
Other, net |  |  |  |  |  |  |  |  |  | (25) | (76) | (621)
Total provision (benefit) |  | $ 183 | $ (49) | $ (8) | $ (21) | $ (31) | $ (22) | $ 5 | $ (2) | $ 105 | $ (50) | $ (2,572)
[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. The statutory rate for fiscal 2018 and fiscal 2019 is 21%.
[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.
[3] | The change in valuation allowance is impacted by the adoption of ASC 842 in the tax-effected amount of $1.4 million.

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