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Document And Entity Information (USD $)
 12 Months Ended
Dec. 30, 2012
Mar. 11, 2013
Jun. 29, 2012
Document and Entity Information [Abstract]      
Entity Registrant Name LAKES ENTERTAINMENT INC    
Document Type 10-K    
Current Fiscal Year End Date --12-30    
Entity Common Stock, Shares Outstanding   26,440,936  
Entity Public Float     $ 56,800,000
Amendment Flag false    
Entity Central Index Key 0001071255    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Filer Category Smaller Reporting Company    
Entity Well-known Seasoned Issuer No    
Document Period End Date Dec. 30, 2012    
Document Fiscal Year Focus 2012    
Document Fiscal Period Focus FY