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Cover - shares
 9 Months Ended
Sep. 30, 2021
Nov. 15, 2021
Cover [Abstract]    
Document Type 10-Q  
Amendment Flag false  
Document Quarterly Report true  
Document Transition Report false  
Document Period End Date Sep. 30, 2021  
Document Fiscal Period Focus Q3  
Document Fiscal Year Focus 2021  
Current Fiscal Year End Date --12-31  
Entity File Number 001-39223  
Entity Registrant Name MUSCLE MAKER, INC.  
Entity Central Index Key 0001701756  
Entity Tax Identification Number 47-2555533  
Entity Incorporation, State or Country Code NV  
Entity Address, Address Line One 2600 South Shore Blvd.  
Entity Address, Address Line Two Suite 300  
Entity Address, City or Town League City  
Entity Address, State or Province TX  
Entity Address, Postal Zip Code 77573  
City Area Code (682)  
Local Phone Number 708-8250  
Title of 12(b) Security Common stock, $0.0001 par value per share  
Trading Symbol GRIL  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company true  
Elected Not To Use the Extended Transition Period false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding   17,812,293