v3.22.2.2
Document and Entity Information Document
Sep. 27, 2022
Cover [Abstract]  
Document Type 8-K
Document Period End Date Sep. 27, 2022
Entity Registrant Name UNITED NATURAL FOODS, INC.
Entity Incorporation, State or Country Code DE
Entity File Number 001-15723
Entity Tax Identification Number 05-0376157
Entity Address, Address Line One 313 Iron Horse Way,
Entity Address, City or Town Providence,
Entity Address, State or Province RI
Entity Address, Postal Zip Code 02908
City Area Code 401
Local Phone Number 528-8634
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common stock, par value $0.01
Trading Symbol UNFI
Security Exchange Name NYSE
Entity Emerging Growth Company false
Entity Central Index Key 0001020859
Amendment Flag false