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. 02, 2013
Oct. 27, 2012
Nov. 02, 2013
Oct. 27, 2012
Earnings Per Share [Abstract]        
Anti-dilutive stock option excluded from computation of net income per common share 254 522 669 596