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Net (Loss) Income from Continuing Operations Per Share - Narrative (Detail) - Common Stock Awards [Member] - shares | 3 Months Ended
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Aug. 02, 2020 | Aug. 04, 2019
Antidilutive securities due to decrease in stock price excluded from computation of earnings from continuing operations per share | 27,153 | 612
Shares excluded from computation of diluted net loss from continuing operations per share | 6,675 |

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- Definition Antidilutive securities due to decrease in stock price excluded from computation of earnings from continuing operations per share. + References No definition available. + Details
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Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
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