v3.26.1
S000037667 [Member] Average Annual Total Returns
12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
MSCI® All Country World Index (reflects no deduction for fees, expenses, or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 22.34% 11.19% 11.72%
S&P Global Infrastructure Index (net dividend return) (reflects no deduction for fees, expenses, or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 21.54% 10.02% 8.47%
MULTI-MANAGER GLOBAL LISTED INFRASTRUCTURE FUND      
Prospectus [Line Items]      
Average Annual Return, Percent 23.11% 7.09% 7.38%
MULTI-MANAGER GLOBAL LISTED INFRASTRUCTURE FUND | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent 21.58% 5.90% 6.15%
MULTI-MANAGER GLOBAL LISTED INFRASTRUCTURE FUND | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 15.05% 5.51% 5.75%