v3.25.2
Cover - shares
6 Months Ended
Jun. 30, 2025
Aug. 13, 2025
Cover [Abstract]    
Entity Registrant Name GLOBAL ASSET MANAGEMENT GROUP, INC.  
Entity Central Index Key 0000055234  
Document Type 10-Q  
Amendment Flag false  
Current Fiscal Year End Date --12-31  
Entity Small Business true  
Entity Shell Company false  
Entity Emerging Growth Company true  
Entity Current Reporting Status Yes  
Document Period End Date Jun. 30, 2025  
Entity Filer Category Non-accelerated Filer  
Document Fiscal Period Focus Q2  
Document Fiscal Year Focus 2025  
Entity Ex Transition Period false  
Entity Common Stock Shares Outstanding   84,259,525
Entity File Number 0-08962  
Entity Incorporation State Country Code WY  
Entity Tax Identification Number 84-1641415  
Entity Address Address Line 1 1505 Monroe St.  
Entity Address Address Line 2 Suite 1505  
Entity Address City Or Town Rockville  
Entity Address State Or Province MD  
Entity Address Postal Zip Code 20852  
City Area Code 240  
Local Phone Number 398-8319  
Document Quarterly Report true  
Document Transition Report false  
Entity Interactive Data Current Yes