XML 42 R28.htm IDEA: XBRL DOCUMENT v3.8.0.1
Organization and Business (Details) - item
12 Months Ended
Feb. 03, 2018
Jan. 28, 2017
Jan. 30, 2016
Organization and Business      
Number of stores operated 549    
Number of states in which company operates 31    
Length of fiscal year 371 days 364 days 364 days