v3.26.1
GMO-Usonian Japan Value Creation Fund Expense Example - GMO-Usonian Japan Value Creation Fund
Feb. 28, 2026
USD ($)
Class III  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 72
Expense Example, with Redemption, 3 Years 243
Expense Example, with Redemption, 5 Years 430
Expense Example, with Redemption, 10 Years 970
Class IV  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 66
Expense Example, with Redemption, 3 Years 225
Expense Example, with Redemption, 5 Years 398
Expense Example, with Redemption, 10 Years 899
Class V  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 65
Expense Example, with Redemption, 3 Years 222
Expense Example, with Redemption, 5 Years 393
Expense Example, with Redemption, 10 Years 887
Class VI  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 61
Expense Example, with Redemption, 3 Years 212
Expense Example, with Redemption, 5 Years 375
Expense Example, with Redemption, 10 Years 850
Class R6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 72
Expense Example, with Redemption, 3 Years 243
Expense Example, with Redemption, 5 Years 430
Expense Example, with Redemption, 10 Years 970
Class I  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 84
Expense Example, with Redemption, 3 Years 279
Expense Example, with Redemption, 5 Years 491
Expense Example, with Redemption, 10 Years $ 1,100