XML 31 R37.htm IDEA: XBRL DOCUMENT v2.4.0.8
Segment Reporting - Additional Information (Detail)
3 Months Ended 9 Months Ended
Oct. 31, 2013
Store
Brand
Oct. 31, 2012
Oct. 31, 2013
Segment
Store
Brand
Oct. 31, 2012
Segment Reporting Information [Line Items]        
Number of department and specialty retailers 1,400   1,400  
Percentage of sales that no customer constitutes     10.00%  
Retail Operations
       
Segment Reporting Information [Line Items]        
Number of reporting segments     2  
Number of brands 5   5  
Number of stores 500   500  
Percentage of net sales 94.00% 94.00% 94.00% 94.00%