v3.25.2
Document and Entity Information - shares
6 Months Ended
Jul. 12, 2025
Aug. 08, 2025
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Jul. 12, 2025  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q2  
Trading Symbol FLO  
Title of 12(b) Security Common Stock, $0.01 par value  
Security Exchange Name NYSE  
Entity Registrant Name FLOWERS FOODS, INC  
Entity Central Index Key 0001128928  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 1-16247  
Entity Tax Identification Number 58-2582379  
Entity Address, Address Line One 1919 FLOWERS CIRCLE  
Entity Address, City or Town THOMASVILLE  
Entity Address, State or Province GA  
Entity Address, Postal Zip Code 31757  
City Area Code 229  
Local Phone Number 226-9110  
Entity Incorporation, State or Country Code 2Q  
Current Fiscal Year End Date --12-28  
Entity Filer Category Large Accelerated Filer  
Entity Shell Company false  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Common Stock, Shares Outstanding   211,178,225