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Income Taxes - Additional Information (Detail) - USD ($) | 12 Months Ended |
--- | --- | ---
Jan. 27, 2019 | Jan. 28, 2018 | Jan. 29, 2017 | Jan. 31, 2016 | Feb. 01, 2015
Income Taxes [Line Items] |  |  |  |  |
Federal income taxes at the statutory rate |  | 33.90% | 35.00% | 35.00% |
Net tax expense for transition tax |  | $ 13,200,000 |  |  |
Re-measurement of deferred tax assets |  | 28,300,000 |  |  |
Deferred tax assets valuation allowance |  | 1,067,000 | $ 995,000 |  |
Unrecognized tax benefits, gross |  | 18,051,000 | 25,864,000 | $ 13,290,000 | $ 14,359,000
Unrecognized tax benefits, gross, that would, if recognized, affect the effective tax rate |  | 13,286,000 |  |  |
Accruals for interest and penalties |  | 3,719,000 | $ 2,882,000 |  |
Scenario, Plan |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Federal income taxes at the statutory rate | 21.00% |  |  |  |
Outward Inc. |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Net operating loss carry-forwards, federal |  | 14,904,000 |  |  |
Net operating loss carry-forwards, state |  | 4,838,000 |  |  |
Deferred tax assets valuation allowance |  | 0 |  |  |
Minimum |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Gross unrecognized tax benefits, possible decrease in balance within next twelve months |  | 0 |  |  |
Maximum |  |  |  |  |
Income Taxes [Line Items] |  |  |  |  |
Gross unrecognized tax benefits, possible decrease in balance within next twelve months |  | $ 3,800,000 |  |  |

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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 740 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84230637&loc=d3e32537-109319 + 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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