v3.25.4
FT Vest DJIA Dogs 10 Target Income ETF Expense Example, No Redemption - FT Vest DJIA Dogs 10 Target Income ETF - FT Vest DJIA Dogs 10 Target Income ETF
Oct. 31, 2025
USD ($)
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year $ 77
Expense Example, No Redemption, 3 Years 240
Expense Example, No Redemption, 5 Years 417
Expense Example, No Redemption, 10 Years $ 930