v3.25.3
Form N-1A Cover
Oct. 31, 2024
Prospectus [Line Items]  
Document Type 485BPOS
Amendment Flag false
Registrant Name Innovator ETFs Trust
Entity Central Index Key 0001415726
Entity Investment Company Type N-1A
Document Period End Date Oct. 31, 2024
Prospectus Date Dec. 01, 2025