v3.26.1
FT Vest Bitcoin Strategy & Target Income ETF Expense Example, No Redemption - FT Vest Bitcoin Strategy & Target Income ETF - FT Vest Bitcoin Strategy & Target Income ETF
Dec. 31, 2025
USD ($)
Prospectus [Line Items]  
Expense Example, No Redemption, 1 Year $ 87
Expense Example, No Redemption, 3 Years 271
Expense Example, No Redemption, 5 Years 471
Expense Example, No Redemption, 10 Years $ 1,049