Label | Element | Value |
---|---|---|
Risk Return Abstract | rr_RiskReturnAbstract | |
Registrant Name | dei_EntityRegistrantName | FIRST TRUST EXCHANGE-TRADED FUND VIII |
Prospectus Date | rr_ProspectusDate | Apr. 21, 2025 |
Document Creation Date | dei_DocumentCreationDate | Apr. 21, 2025 |