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Income Taxes - Income Tax (Benefit) Expense Components (Details) | 3 Months Ended | 12 Months Ended | 13 Months Ended | 23 Months Ended
--- | --- | --- | --- | ---
Feb. 03, 2018 USD ($) | Feb. 02, 2019 USD ($) item | Feb. 03, 2018 USD ($) | Jan. 28, 2017 USD ($) | Feb. 02, 2019 USD ($) | Dec. 31, 2017
Income Taxes |  |  |  |  |  |
Benefits not recognized due to uncertainty |  | $ 0 |  |  | $ 0 |
Work opportunity tax benefits not recognized due to uncertainty |  | $ 0 |  |  | $ 0 |
Number of states in which ability to utilize tax credits is no longer more likely than not | item |  | 1 |  |  |  |
Credits carry back period |  | 1 year |  |  |  |
Credits carry forward period |  | 20 years |  |  |  |
Income tax benefit related to federal and state tax credits |  | $ 1,700,000 | $ 1,300,000 | $ 1,800,000 |  |
Federal statutory tax rate |  | 33.70% |  |  | 21.00% | 35.00%
Reduction in income tax expense due to Tax Cuts and Jobs Act tax reform legislation |  |  | 300,000 |  |  |
Reduction of net deferred tax assets | $ 1,900,000 |  | $ 1,925,000 |  |  |

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- Definition Represents the period over which tax credit is carried back. + References No definition available. + Details
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- Definition Represents the period over which tax credit is carried forward. + References No definition available. + Details
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- Definition Represents the number of states related to the tax credit carryforward valuation allowance, in which the entity's ability to utilize tax credit carryforwards is not more likely than not. + References No definition available. + Details
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- Definition Amount of reasonable estimate for income tax expense (benefit) for remeasurement of deferred tax from change in tax rate pursuant to Tax Cuts and Jobs Act of 2017 for which accounting for tax effect is incomplete. + References No definition available. + Details
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- Definition Amount of reasonable estimate for income tax expense (benefit) from effect of Tax Cuts and Jobs Act of 2017 for which accounting for tax effect is incomplete. + References No definition available. + Details
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- Definition Percentage of domestic federal statutory tax rate applicable to pretax income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32687-109319 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I) -URI http://asc.fasb.org/extlink&oid=34349781&loc=d3e330036-122817 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 13 -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32698-109319 + Details
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- Definition Amount of unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 15A -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=84230637&loc=SL6600010-109319 + Details
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