Document and Entity Information - shares
9 Months Ended
Oct. 29, 2016
Nov. 21, 2016
Document and Entity Information    
Entity Registrant Name Citi Trends Inc  
Entity Central Index Key 0001318484  
Document Type 10-Q  
Document Period End Date Oct. 29, 2016  
Amendment Flag false  
Current Fiscal Year End Date --01-28  
Entity Current Reporting Status Yes  
Entity Filer Category Accelerated Filer  
Entity Common Stock, Shares Outstanding   14,901,613
Document Fiscal Year Focus 2016  
Document Fiscal Period Focus Q3