Document and Entity Information	3 Months Ended
	Jun. 18, 2011	Jul. 13, 2011
Document and Entity Information
Entity Registrant Name	NASH FINCH CO
Document Type	10-Q
Document Period End Date	Jun. 18, 2011
Amendment Flag	false
Entity Central Index Key	0000069671
Current Fiscal Year End Date	--12-31
Entity Common Stock, Shares Outstanding		12,136,507
Entity Filer Category	Accelerated Filer
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Well-known Seasoned Issuer	Yes
Document Fiscal Year Focus	2011
Document Fiscal Period Focus	Q2