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Document and Entity Information - USD ($)
 12 Months Ended
Apr. 28, 2019
Oct. 28, 2018
Document and Entity Information [Abstract]    
Document Type 10-K  
Amendment Flag false  
Document Period End Date Apr. 28, 2019  
Document Fiscal Year Focus 2019  
Document Fiscal Period Focus FY  
Entity Registrant Name CULP INC  
Entity Central Index Key 0000723603  
Current Fiscal Year End Date --04-28  
Entity Well-known Seasoned Issuer No  
Entity Voluntary Filers No  
Entity Current Reporting Status Yes  
Trading Symbol CULP  
Entity Common Stock, Shares Outstanding 12,391,160  
Entity Shell Company false  
Entity Filer Category Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Security Exchange Name NYSE  
Title of 12(b) Security Common Stock  
Entity Interactive Data Current Yes  
Entity Public Float   $ 245,263,535
Entity Address, State or Province NC