XML 52 R42.htm IDEA: XBRL DOCUMENT v3.4.0.3
7. Property, Plant and Equipment (Details) - USD ($)
$ in Thousands
May. 01, 2016
Jan. 31, 2016
7. Property, Plant and Equipment (Details) [Line Items]    
Construction in Progress, Gross $ 1,779 $ 846
Enterprise Resource Planning (ERP) [Member]    
7. Property, Plant and Equipment (Details) [Line Items]    
Construction in Progress, Gross 541,000  
Various Other Projects to Enhance Facilities and Operations [Member]    
7. Property, Plant and Equipment (Details) [Line Items]    
Construction in Progress, Gross $ 1,200