Document and Entity Information	4 Months Ended
	May 24, 2014	Jun. 27, 2014
Document and Entity Information
Entity Registrant Name	KROGER CO
Entity Central Index Key	0000056873
Document Type	10-Q
Document Period End Date	May 24, 2014
Amendment Flag	false
Current Fiscal Year End Date	--01-31
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Common Stock, Shares Outstanding		488,919,932
Document Fiscal Year Focus	2014
Document Fiscal Period Focus	Q1