Document And Entity Information	3 Months Ended
	Aug. 25, 2013	Sep. 20, 2013
Document and Entity Information [Abstract]
Entity Registrant Name	LANDEC CORP \CA\
Document Type	10-Q
Current Fiscal Year End Date	--05-25
Entity Common Stock, Shares Outstanding		26,488,209
Amendment Flag	false
Entity Central Index Key	0001005286
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Filer Category	Accelerated Filer
Entity Well-known Seasoned Issuer	No
Document Period End Date	Aug. 25, 2013
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	Q1