Quarterly report pursuant to Section 13 or 15(d)

Net Income Per Common Share - Additional Information (Detail)

v2.4.0.8
Net Income Per Common Share - Additional Information (Detail)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Nov. 01, 2014
Nov. 02, 2013
Nov. 01, 2014
Nov. 02, 2013
Earnings Per Share [Abstract]        
Antidilutive stock option excluded from computation of net income per common share 500 254 744 669