Annual report pursuant to Section 13 and 15(d)

Document and Entity Information

v2.4.1.9
Document and Entity Information (USD $)
12 Months Ended
Jan. 31, 2015
Mar. 11, 2015
Aug. 02, 2014
Document and Entity Information      
Entity Registrant Name Michaels Companies, Inc.    
Entity Central Index Key 0001593936    
Document Type 10-K    
Document Period End Date Jan. 31, 2015    
Amendment Flag false    
Current Fiscal Year End Date --01-31    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Filer Category Non-accelerated Filer    
Entity Public Float     $ 451,255,000dei_EntityPublicFloat
Entity Common Stock, Shares Outstanding   205,944,893dei_EntityCommonStockSharesOutstanding  
Document Fiscal Year Focus 2014    
Document Fiscal Period Focus FY