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Income Taxes - Additional Information (Details) - USD ($) $ in Thousands | 12 Months Ended
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Feb. 02, 2019 | Dec. 31, 2018 | Feb. 03, 2018 | Dec. 31, 2017 | Jan. 28, 2017
Income Taxes |  |  |  |  |
U.S. Federal statutory rate | 21.00% | 21.00% | 33.70% | 35.00% | 35.00%
Discrete net tax expense |  |  | $ 2,153 |  |
Tax expense |  |  | 2,600 |  |
Tax benefit |  |  | 447 |  |
Discrete net benefit related to tax reform | $ 1,300 |  |  |  |
Unrecognized tax benefits | 0 |  |  |  |
Accrued interest and penalties | $ 0 |  | $ 95 |  | $ 0

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- Definition Amount of reasonable estimate for income tax benefit for remeasurement of deferred tax liability 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 Percentage of domestic federal statutory tax rate applicable to pretax income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -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 2: http://fasb.org/us-gaap/role/ref/legacyRef -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 3: http://fasb.org/us-gaap/role/ref/legacyRef -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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