v3.26.3
FT Vest U.S. Equity Quarterly 2.5 to 15 Buffer ETF Annual Total Returns
12 Months Ended
Dec. 31, 2025
FT Vest U.S. Equity Quarterly 2.5 to 15 Buffer ETF | FT Vest U.S. Equity Quarterly 2.5 to 15 Buffer ETF  
Prospectus [Line Items]  
Annual Return [Percent] 11.43%