v3.26.1
Investment Objectives and Goals - First Trust Managed Futures Strategy Fund
Dec. 31, 2025
Prospectus [Line Items]  
Risk/Return [Heading] <span style="color:#000000;font-family:Arial;font-size:12.60pt;font-weight:bold;">First Trust Managed Futures Strategy Fund (FMF)</span>
Objective [Heading] <span style="color:#000000;font-family:Arial;font-size:9.90pt;font-weight:bold;">Investment Objective</span>
Objective, Primary [Text Block] The First Trust Managed Futures Strategy Fund (the "Fund") seeks to provide investors with positive returns.