v3.26.1
GMO International Opportunistic Value Fund Expense Example - GMO International Opportunistic Value Fund
Feb. 28, 2026
USD ($)
Class III  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 69
Expense Example, with Redemption, 3 Years 237
Expense Example, with Redemption, 5 Years 419
Expense Example, with Redemption, 10 Years 946
Class IV  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 64
Expense Example, with Redemption, 3 Years 221
Expense Example, with Redemption, 5 Years 392
Expense Example, with Redemption, 10 Years 886
Class R6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 69
Expense Example, with Redemption, 3 Years 237
Expense Example, with Redemption, 5 Years 419
Expense Example, with Redemption, 10 Years 946
Class I  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 79
Expense Example, with Redemption, 3 Years 270
Expense Example, with Redemption, 5 Years 477
Expense Example, with Redemption, 10 Years $ 1,074