NET INCOME PER SHARE - Schedule of Weighted-Average Shares Used for Net Income per Share (Detail) - shares	3 Months Ended	6 Months Ended
Aug. 02, 2025	Aug. 03, 2024	Aug. 02, 2025	Aug. 03, 2024
NET INCOME PER SHARE
Weighted-average shares-basic	18,737,234	18,458,207	18,733,119	18,391,331
Effect of dilutive stock-based awards	1,000,097	1,305,180	1,092,163	1,360,103
Effect of dilutive convertible senior notes		198,223		198,223
Weighted-average shares-diluted	19,737,331	19,961,610	19,825,282	19,949,657

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- Definition

Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible debt securities using the if-converted method.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
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-Name Accounting Standards Codification
-Section 50
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-Publisher FASB
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
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-Topic 260
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- Definition

Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 718
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480454/718-10-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
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-Name Accounting Standards Codification
-Section 50
-Paragraph 1
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-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
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- Definition

The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period.

+ References

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Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period.

+ References

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