v3.25.3
Cover
Oct. 15, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Oct. 15, 2025
Current Fiscal Year End Date --12-31
Entity File Number 000-56027
Entity Registrant Name The Greater Cannabis Company Inc.
Entity Central Index Key 0001695473
Entity Tax Identification Number 30-0842570
Entity Incorporation, State or Country Code FL
Entity Address, Address Line One 15 Walker Ave
Entity Address, Address Line Two Suite 101
Entity Address, City or Town Baltimore
Entity Address, State or Province MD
Entity Address, Postal Zip Code 21208
City Area Code (443)
Local Phone Number 738-4051
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false