v3.26.1
Cover Document
Jul. 09, 2026
Apr. 09, 2026
Jul. 10, 2025
Document Information [Line Items]      
Entity Central Index Key 0001702744    
Entity Incorporation, State or Country Code     DE
Document Type 8-K    
Document Period End Date Jul. 09, 2026    
Entity Registrant Name The Simply Good Foods Company    
Entity File Number     001-38115
Entity Tax Identification Number     82-1038121
Entity Address, Address Line One 1225 17th Street, Suite 1000    
Entity Address, City or Town Denver    
Entity Address, State or Province CO    
Entity Address, Postal Zip Code 80202    
City Area Code 303    
Local Phone Number 633-2840    
Title of 12(b) Security   Common Stock, par value $0.01 per share  
Trading Symbol   SMPL  
Security Exchange Name   NASDAQ  
Written Communications false    
Soliciting Material false    
Pre-commencement Tender Offer false    
Pre-commencement Issuer Tender Offer false    
Entity Emerging Growth Company false    
Amendment Flag false