v3.25.3
First Trust Horizon Managed Volatility Developed International ETF Expense Example, No Redemption - First Trust Horizon Managed Volatility Developed International ETF - First Trust Horizon Managed Volatility Developed International ETF
Jul. 31, 2025
USD ($)
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year $ 82
Expense Example, No Redemption, 3 Years 255
Expense Example, No Redemption, 5 Years 444
Expense Example, No Redemption, 10 Years $ 990