v3.26.1
Shareholder Fees - Future of Energy Fund
Nov. 30, 2025
A  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage) 0.00%
C  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage) 0.00%
F  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00% [1]
Maximum Deferred Sales Charge (as a percentage) 0.00% [1]
I  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Maximum Deferred Sales Charge (as a percentage) 0.00%
R  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00% [1]
Maximum Deferred Sales Charge (as a percentage) 0.00% [1]
Z  
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00% [1]
Maximum Deferred Sales Charge (as a percentage) 0.00% [1]
[1] Class F shares are currently not available for purchase. Class R and Z shares are available on a limited basis.