v3.26.1
GMO Emerging Country Debt Shares Fund N-1A Cover
Feb. 28, 2025
Prospectus [Line Items]  
Document Type 497
Amendment Flag false
Registrant Name GMO TRUST
Entity Central Index Key 0000772129
Entity Investment Company Type N-1A
Document Period End Date Feb. 28, 2025
Prospectus Date Jun. 30, 2025