First Trust Indxx Innovative Transaction and Process ETF Investment Objectives and Goals - First Trust Indxx Innovative Transaction and Process ETF |
Sep. 30, 2025 |
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| Prospectus [Line Items] | |
| Risk/Return [Heading] | <span style="color:#000000;font-family:Arial;font-size:12.60pt;font-weight:bold;">First Trust Indxx Innovative Transaction & Process ETF (LEGR)</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 Indxx Innovative Transaction & Process ETF (the “Fund”) seeks investment results that correspond generally to the price and yield (before the Fund’s fees and expenses) of an index called the Indxx Blockchain Index (the “Index”). |