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Earnings per Share - Additional Information (Detail) - shares
12 Months Ended
Feb. 02, 2019
Feb. 03, 2018
Jan. 28, 2017
Common stock      
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]      
Shares that were not included in the computation of weighted average diluted common share amounts as the effect of doing so would have been anti-dilutive 0 2,200,000 2,200,000
Restricted Stock Units (RSUs)      
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]      
Shares that were not included in the computation of weighted average diluted common share amounts as the effect of doing so would have been anti-dilutive 200,000 19,000 24,000
Restricted Stock Units (RSUs) | Performance shares      
Antidilutive Securities Excluded From Computation Of Earnings Per Share [Line Items]      
Shares that were not included in the computation of weighted average diluted common share amounts as the effect of doing so would have been anti-dilutive 200,000 900,000 100,000