v3.26.1
Investment Objectives and Goals - First Trust Equity Market Neutral ETF
Jul. 31, 2025
Prospectus [Line Items]  
Risk/Return [Heading] <span style="color:#000000;font-family:Arial;font-size:12.60pt;font-weight:bold;">First Trust Equity Market Neutral ETF (NTRL)</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 Equity Market Neutral ETF’s (the “Fund”) investment objective is to seek to provide investors with capital appreciation.