v3.25.2
Cover
Jul. 24, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jul. 24, 2025
Entity File Number 0-21423
Entity Registrant Name BJ’S RESTAURANTS, INC.
Entity Central Index Key 0001013488
Entity Tax Identification Number 33-0485615
Entity Incorporation, State or Country Code CA
Entity Address, Address Line One 7755 Center Avenue
Entity Address, Address Line Two Suite 300
Entity Address, City or Town Huntington Beach
Entity Address, State or Province CA
Entity Address, Postal Zip Code 92647
City Area Code (714)
Local Phone Number 500-2400
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 BJRI
Security Exchange Name NASDAQ
Entity Emerging Growth Company false