v3.26.3
Form N-1A Cover
Oct. 27, 2026
Prospectus [Line Items]  
Document Type 485BPOS
Amendment Flag false
Registrant Name ATLAS U.S. GOVERNMENT MONEY MARKET FUND, INC.
Entity Central Index Key 0002063200
Entity Investment Company Type N-1A
Document Period End Date Oct. 27, 2026
Prospectus Date Nov. 01, 2026