v3.26.1
GMO Alternative Allocation Fund Expense Example - GMO Alternative Allocation Fund
Feb. 28, 2025
USD ($)
Class II  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year $ 219
Expense Example, with Redemption, 3 Years 736
Expense Example, with Redemption, 5 Years 1,279
Expense Example, with Redemption, 10 Years 2,764
Class III  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 212
Expense Example, with Redemption, 3 Years 715
Expense Example, with Redemption, 5 Years 1,244
Expense Example, with Redemption, 10 Years 2,694
Class IV  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 208
Expense Example, with Redemption, 3 Years 703
Expense Example, with Redemption, 5 Years 1,224
Expense Example, with Redemption, 10 Years 2,654
Class V  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 206
Expense Example, with Redemption, 3 Years 697
Expense Example, with Redemption, 5 Years 1,214
Expense Example, with Redemption, 10 Years 2,634
Class VI  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 253
Expense Example, with Redemption, 3 Years 819
Expense Example, with Redemption, 5 Years 1,412
Expense Example, with Redemption, 10 Years 3,017
Class R6  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 219
Expense Example, with Redemption, 3 Years 736
Expense Example, with Redemption, 5 Years 1,279
Expense Example, with Redemption, 10 Years 2,764
Class I  
Prospectus [Line Items]  
Expense Example, with Redemption, 1 Year 232
Expense Example, with Redemption, 3 Years 777
Expense Example, with Redemption, 5 Years 1,349
Expense Example, with Redemption, 10 Years $ 2,902