GMO Emerging Country Debt Fund Average Annual Total Returns |
12 Months Ended | 41 Months Ended | 60 Months Ended | 120 Months Ended | 324 Months Ended | 368 Months Ended | |||
|---|---|---|---|---|---|---|---|---|---|
Feb. 28, 2025 |
Dec. 31, 2024 |
Dec. 31, 2024 |
Dec. 31, 2024 |
Dec. 31, 2024 |
Dec. 31, 2024 |
Dec. 31, 2024 |
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| Class III | |||||||||
| Prospectus [Line Items] | |||||||||
| Average Annual Return, Percent | 11.67% | 3.07% | 4.83% | 11.93% | |||||
| Performance Inception Date | Apr. 19, 1994 | ||||||||
| Class III | After Taxes on Distributions | |||||||||
| Prospectus [Line Items] | |||||||||
| Average Annual Return, Percent | 8.74% | (0.79%) | 1.35% | 7.07% | |||||
| Class III | After Taxes on Distributions and Sales | |||||||||
| Prospectus [Line Items] | |||||||||
| Average Annual Return, Percent | 6.93% | 0.67% | 2.14% | 7.37% | |||||
| Class III | J.P. Morgan EMBI Global Diversified + (Composite index) (Fund benchmark)[Member] | |||||||||
| Prospectus [Line Items] | |||||||||
| Average Annual Return, Percent | [1] | 6.54% | 0.19% | 3.00% | 8.21% | ||||
| Class IV | |||||||||
| Prospectus [Line Items] | |||||||||
| Average Annual Return, Percent | 11.79% | 3.14% | 4.88% | 9.34% | |||||
| Performance Inception Date | Jan. 09, 1998 | ||||||||
| Class IV | J.P. Morgan EMBI Global Diversified + (Composite index) (Fund benchmark)[Member] | |||||||||
| Prospectus [Line Items] | |||||||||
| Average Annual Return, Percent | [1] | 6.54% | 0.19% | 3.00% | 6.70% | ||||
| Class VI | |||||||||
| Prospectus [Line Items] | |||||||||
| Average Annual Return, Percent | 11.77% | 2.26% | |||||||
| Performance Inception Date | Jul. 29, 2021 | ||||||||
| Class VI | J.P. Morgan EMBI Global Diversified + (Composite index) (Fund benchmark)[Member] | |||||||||
| Prospectus [Line Items] | |||||||||
| Average Annual Return, Percent | [1] | 6.54% | (1.23%) | ||||||
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