v3.25.2
First Trust S&P 500 Diversified Dividend Aristocrats ETF Expense Example, No Redemption - First Trust S&P 500 Diversified Dividend Aristocrats ETF - First Trust S&P 500 Diversified Dividend Aristocrats ETF
Mar. 31, 2025
USD ($)
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year $ 51
Expense Example, No Redemption, 3 Years 160
Expense Example, No Redemption, 5 Years 280
Expense Example, No Redemption, 10 Years $ 628