v3.25.2
Cover
Jun. 20, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jun. 20, 2025
Entity File Number 1-303
Entity Registrant Name Kroger Co.
Entity Central Index Key 0000056873
Entity Tax Identification Number 31-0345740
Entity Incorporation, State or Country Code OH
Entity Address, Address Line One 1014 Vine Street
Entity Address, City or Town Cincinnati
Entity Address, State or Province OH
Entity Address, Postal Zip Code 45202
City Area Code 513
Local Phone Number 762-4000
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock $1 par value
Trading Symbol KR
Security Exchange Name NYSE
Entity Emerging Growth Company false