v3.25.1
Document and Entity Information
Jun. 06, 2025
Cover [Abstract]  
Entity Central Index Key 0000105418
Document Type 8-K
Document Period End Date Jun. 06, 2025
Entity File Number 1-5039
Entity Registrant Name WEIS MARKETS, INC.
Entity Incorporation, State or Country Code PA
Entity Tax Identification Number 24-0755415
Entity Address, Address Line One 1000 South Second Street
Entity Address, City or Town Sunbury
Entity Address, State or Province PA
Entity Address, Postal Zip Code 17801
City Area Code 570
Local Phone Number 286-4571
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common stock, no par value
Trading Symbol WMK
Security Exchange Name NYSE
Entity Emerging Growth Company false
Amendment Flag false