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Document and Entity Information
9 Months Ended
Oct. 08, 2011
Nov. 04, 2011
Document and Entity Information  
Entity Registrant NameNASH FINCH CO 
Document Type10-Q 
Document Period End DateOct. 08, 2011
Amendment Flagfalse 
Entity Central Index Key0000069671 
Current Fiscal Year End Date--01-01 
Entity Common Stock, Shares Outstanding 12,136,772
Entity Filer CategoryAccelerated Filer 
Entity Current Reporting StatusYes 
Entity Voluntary FilersNo 
Entity Well-known Seasoned IssuerYes 
Document Fiscal Year Focus2011 
Document Fiscal Period FocusQ3