Quarterly report pursuant to Section 13 or 15(d)

Document and Entity Information

v3.3.0.814
Document and Entity Information - shares
9 Months Ended
Oct. 31, 2015
Nov. 25, 2015
Document And Entity Information [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Oct. 31, 2015  
Document Fiscal Year Focus 2015  
Document Fiscal Period Focus Q3  
Trading Symbol ULTA  
Entity Registrant Name Ulta Salon, Cosmetics & Fragrance, Inc.  
Entity Central Index Key 0001403568  
Current Fiscal Year End Date --01-30  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   63,699,389