Annual report pursuant to Section 13 and 15(d)

Net income per common share - Additional Information (Detail)

v2.4.0.6
Net income per common share - Additional Information (Detail)
In Thousands, unless otherwise specified
12 Months Ended
Feb. 02, 2013
Jan. 28, 2012
Jan. 29, 2011
Earnings Per Share [Line Items]      
Antidilutive stock option excluded from computation of net income per common share 533 621 1,263