v3.26.1
GMO Resources Fund Expense Example - GMO Resources Fund
Feb. 28, 2026
USD ($)
Class III  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 72
Expense Example, with Redemption, 3 Years 224
Expense Example, with Redemption, 5 Years 390
Expense Example, with Redemption, 10 Years 871
Class IV  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 66
Expense Example, with Redemption, 3 Years 208
Expense Example, with Redemption, 5 Years 362
Expense Example, with Redemption, 10 Years 810
Class V  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 65
Expense Example, with Redemption, 3 Years 205
Expense Example, with Redemption, 5 Years 357
Expense Example, with Redemption, 10 Years 798
Class VI  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 62
Expense Example, with Redemption, 3 Years 195
Expense Example, with Redemption, 5 Years 340
Expense Example, with Redemption, 10 Years 762
Class R6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 72
Expense Example, with Redemption, 3 Years 224
Expense Example, with Redemption, 5 Years 390
Expense Example, with Redemption, 10 Years 871
Class I  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 84
Expense Example, with Redemption, 3 Years 262
Expense Example, with Redemption, 5 Years 455
Expense Example, with Redemption, 10 Years $ 1,014