v3.25.4
Average Annual Total Returns
4 Months Ended 11 Months Ended 12 Months Ended 26 Months Ended
Oct. 31, 2025
Dec. 31, 2024
Dec. 31, 2024
Dec. 31, 2024
Dec. 31, 2024
Innovator Equity Managed Floor ETF          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return Before Taxes        
Average Annual Return, Percent       13.31% 17.21%
Performance Inception Date Nov. 08, 2022        
Innovator Equity Managed Floor ETF | After Taxes on Distributions          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return After Taxes on Distributions        
Average Annual Return, Percent       13.21% 17.03%
Innovator Equity Managed Floor ETF | After Taxes on Distributions and Sales          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return After Taxes on Distributions and Sale of Fund Shares        
Average Annual Return, Percent       7.94% 13.57%
Innovator Nasdaq-100 Managed Floor ETF          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return Before Taxes        
Average Annual Return, Percent     17.61% 17.14%  
Performance Inception Date Jan. 24, 2024        
Innovator Nasdaq-100 Managed Floor ETF | After Taxes on Distributions          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return After Taxes on Distributions        
Average Annual Return, Percent     17.60% 17.13%  
Innovator Nasdaq-100 Managed Floor ETF | After Taxes on Distributions and Sales          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return After Taxes on Distributions and Sale of Fund Shares        
Average Annual Return, Percent     13.65% 10.15%  
Innovator U.S. Small Cap Managed Floor ETF          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return Before Taxes        
Average Annual Return, Percent   11.32%   11.83%  
Performance Inception Date Sep. 16, 2024        
Innovator U.S. Small Cap Managed Floor ETF | After Taxes on Distributions          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return After Taxes on Distributions        
Average Annual Return, Percent   11.11%   11.65%  
Innovator U.S. Small Cap Managed Floor ETF | After Taxes on Distributions and Sales          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Return After Taxes on Distributions and Sale of Fund Shares        
Average Annual Return, Percent   8.62%   7.12%  
S&P 500® Total Return Index (reflects no deduction for fees, expenses or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] S&P 500® Total Return Index (reflects no deduction for fees, expenses or taxes)        
Average Annual Return, Percent       17.88% 22.07%
S&P 500® Price Return Index (reflects no deduction for fees, expenses or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] S&P 500® Price Return Index (reflects no deduction for fees, expenses or taxes)        
Average Annual Return, Percent       16.39% 20.30%
Solactive GBS United States 500 Total Return Index (reflects no deduction for fees, expenses or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Solactive GBS United States 500 Total Return Index (reflects no deduction for fees, expenses or taxes)        
Average Annual Return, Percent       18.06% 22.62%
Nasdaq-100® Total Return Index (reflects no deduction for fees, expenses or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Nasdaq-100® Total Return Index (reflects no deduction for fees, expenses or taxes)        
Average Annual Return, Percent     21.77% 21.02%  
Nasdaq-100® Price Return Index (reflects no deduction for fees, expenses or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Nasdaq-100® Price Return Index (reflects no deduction for fees, expenses or taxes)        
Average Annual Return, Percent     20.84% 20.17%  
Russell 2000 Total Return Index (reflects no deduction for fees, expenses or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Russell 2000 Total Return Index (reflects no deduction for fees, expenses or taxes)        
Average Annual Return, Percent   11.72%   12.81%  
Russell 2000 Price Return Index (reflects no deduction for fees, expenses or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Russell 2000 Price Return Index (reflects no deduction for fees, expenses or taxes)        
Average Annual Return, Percent   10.21%   11.29%  
Solactive United States 2000 Index TR (reflects no deduction for fees, expenses or taxes)          
Prospectus [Line Items]          
Average Annual Return, Label [Optional Text] Solactive United States 2000 Index TR (reflects no deduction for fees, expenses or taxes)        
Average Annual Return, Percent   11.54%   11.14%