v3.26.1
Cover - shares
 3 Months Ended
Mar. 31, 2026
Jun. 26, 2026
Document Information [Line Items]    
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Mar. 31, 2026  
Entity Registrant Name AMASS BRANDS  
Entity Central Index Key 0001851491  
Document Quarterly Report true  
Document Transition Report false  
Current Fiscal Year End Date --12-31  
Entity Filer Category Non-accelerated Filer  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q1  
Entity Current Reporting Status No  
Entity Small Business true  
Entity Interactive Data Current Yes  
Entity Emerging Growth Company true  
Entity Shell Company false  
Entity Ex Transition Period false  
Entity File Number 001-43286  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 81-5227282  
Entity Address, Address Line One 860 E Stowell Road  
Entity Address, City or Town Santa Maria  
Entity Address, State or Province CA  
Entity Address, Postal Zip Code 93454  
City Area Code 909  
Local Phone Number 293-8495  
Entity Common Stock, Shares Outstanding   11,424,315
Title of 12(g) Security Common Stock, par value $0.00001 per share  
Trading Symbol AMSS  
Security Exchange Name NASDAQ