v3.25.1
Cover
Jun. 11, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jun. 11, 2025
Entity File Number 1-3647
Entity Registrant Name MAYS J W INC
Entity Central Index Key 0000054187
Entity Tax Identification Number 11-1059070
Entity Incorporation, State or Country Code NY
Entity Address, Address Line One 9 Bond Street
Entity Address, City or Town Brooklyn
Entity Address, State or Province NY
Entity Address, Postal Zip Code 11201-5805
City Area Code 718
Local Phone Number 624-7400
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, $1 par value
Trading Symbol MAYS
Security Exchange Name NASDAQ
Entity Emerging Growth Company false