v3.26.1
First Trust Lunt US Factor Rotation ETF Investment Objectives and Goals - First Trust Lunt US Factor Rotation ETF
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 Lunt U.S. Factor Rotation ETF (FCTR)</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 Lunt U.S. Factor Rotation ETF (the “Fund”), seeks investment results that correspond generally to the price and yield (before the Fund’s fees and expenses) of an equity index called the Lunt Capital Large Cap Factor Rotation Index (the “Index”).