v3.25.2
Shareholder Report, Average Annual Return (Details)
 1 Months Ended 12 Months Ended 60 Months Ended 94 Months Ended 120 Months Ended
Jun. 30, 2025
Jun. 30, 2025
Jun. 30, 2025
Jun. 30, 2025
Jun. 30, 2025
Emerging Markets Equities Fund - Class M          
Average Annual Return [Line Items]          
Line Graph and Table Measure Name   Emerging Markets Equities Fund — Class M      
Average Annual Return, Percent [1]   18.55% 4.60%   4.87%
Emerging Markets Equities Fund - Class F-2          
Average Annual Return [Line Items]          
Line Graph and Table Measure Name   Emerging Markets Equities Fund — Class F-2      
Average Annual Return, Percent [1],[2] 5.38%        
Emerging Markets Equities Fund - Class F-3          
Average Annual Return [Line Items]          
Line Graph and Table Measure Name   Emerging Markets Equities Fund — Class F-3      
Average Annual Return, Percent [1]   18.60% 4.56% 4.03% [3]  
Emerging Markets Equities Fund - Class R-6          
Average Annual Return [Line Items]          
Line Graph and Table Measure Name   Emerging Markets Equities Fund — Class R-6      
Average Annual Return, Percent [1]   18.61% 4.53% 4.00% [4]  
MSCI Emerging Markets Index [Member]          
Average Annual Return [Line Items]          
Line Graph and Table Measure Name   MSCI Emerging Markets Index      
Average Annual Return, Percent [5] 6.34% [2] 15.29% 6.81% 3.94% [3],[4] 4.81%
Emerging Markets Equity Historical Benchmark Index [Member]          
Average Annual Return [Line Items]          
Line Graph and Table Measure Name   Emerging Markets Equity Historical Benchmark Index      
Average Annual Return, Percent [5] 6.34% [2] 14.33% 7.62% 4.27% [3],[4] 4.95%
MSCI Emerging Markets IMI Index [Member]          
Average Annual Return [Line Items]          
Line Graph and Table Measure Name   MSCI Emerging Markets IMI Index      
Average Annual Return, Percent [5] 6.27% [2] 14.28% 7.61% 4.26% [3],[4] 4.95%
[1] Investment results assume all distributions are reinvested and reflect applicable fees and expenses. When applicable, results reflect fee waivers and/or expense reimbursements, without which they would have been lower.
[2] Class F-2 shares were first offered on June 2, 2025.
[3] Class F-3 shares were first offered on September 1, 2017.
[4] Class R-6 shares were first offered on September 1, 2017.
[5] Results assume all distributions are reinvested. Any market index shown is unmanaged, and therefore, has no expenses. Investors cannot invest directly in an index. Source(s): MSCI.