v3.25.2
S000094759 [Member] Average Annual Total Returns
12 Months Ended 60 Months Ended 94 Months Ended
Dec. 31, 2024
Dec. 31, 2024
Dec. 31, 2024
S&P Global 1200 Total Return (reflects no deduction for fees, expenses, or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 18.97% 11.39% 11.66%
FTSE Global Core Infrastructure 50/50 Net Index (reflects no deduction for fees, expenses, or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent 9.53% 3.26% 6.02%
Class I Shares      
Prospectus [Line Items]      
Average Annual Return, Percent 5.58% 2.67% 5.26%
Performance Inception Date     Feb. 28, 2017
Class I Shares | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent 4.34% 1.62% 4.03%
Performance Inception Date     Feb. 28, 2017
Class I Shares | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 4.25% 1.97% 3.87%
Performance Inception Date     Feb. 28, 2017