v3.26.3
Annual Fund Operating Expenses - Parametric Tax-Managed Emerging Markets Fund - Parametric Tax-Managed Emerging Markets Fund - I
Jun. 30, 2026
Prospectus [Line Items]  
Management Fees (as a percentage of Assets) 0.45%
Other Expenses (as a percentage of Assets): 0.50%
Expenses (as a percentage of Assets) 0.95%