Annual report pursuant to Section 13 and 15(d)

Net Income Per Common Share - Additional Information (Detail)

v3.7.0.1
Net Income Per Common Share - Additional Information (Detail) - shares
shares in Thousands
12 Months Ended
Jan. 28, 2017
Jan. 30, 2016
Jan. 31, 2015
Earnings Per Share [Abstract]      
Employee stock options and restricted stock units excluded from the computation of net income per common share 142 370 686