v3.26.1
S000019579 [Member] Average Annual Total Returns
12 Months Ended 60 Months Ended 65 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
MSCI® World Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent 21.09% 12.15%   12.17%
MSCI World Selection Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent 20.92% 12.27%   12.17%
Class K        
Prospectus [Line Items]        
Average Annual Return, Percent [1] 21.02% 12.36%   12.31%
Performance Inception Date [1]     Jul. 30, 2020  
Class K | After Taxes on Distributions        
Prospectus [Line Items]        
Average Annual Return, Percent [1] 19.34% 11.29%   11.36%
Class K | After Taxes on Distributions and Sales        
Prospectus [Line Items]        
Average Annual Return, Percent [1] 13.44% 9.69%   9.98%
Class I        
Prospectus [Line Items]        
Average Annual Return, Percent [1] 20.97% 12.30%   12.28%
Performance Inception Date [1]     Jul. 30, 2020  
[1]
The inception date of Class K and Class I shares of the Fund is July 30, 2020. Performance shown prior to the inception date is that of the Fund’s Shares Class shares, which are no longer offered by the Fund, at NAV. Performance reflects any applicable fee waivers and/or expense reimbursements.