v3.26.1
Annual Total Returns
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Zacks Earnings Consistent Portfolio ETF                    
Prospectus [Line Items]                    
Annual Return [Percent] 15.04% 17.48% 13.68% (13.33%)            
Zacks Focus Growth ETF                    
Prospectus [Line Items]                    
Annual Return [Percent] 20.29%                  
Zacks Small/Mid Cap ETF                    
Prospectus [Line Items]                    
Annual Return [Percent] 12.19% 18.09%                
Zacks All-Cap Core Fund Institutional Class Shares                    
Prospectus [Line Items]                    
Annual Return [Percent] 15.60% 24.79% 23.48% (18.28%) 29.28% 15.16% 29.22% (5.30%) 22.03% 7.37%
Zacks Small-Cap Core Fund Investor Class Shares                    
Prospectus [Line Items]                    
Annual Return [Percent] 10.25% 5.85% 17.92% (11.85%) 32.62% (1.42%) 21.20% (12.16%) 14.15% 21.58%
Zacks Dividend Fund Investor Class Shares                    
Prospectus [Line Items]                    
Annual Return [Percent] 15.25% 16.04% 4.35% (2.13%) 25.17% (0.60%) 24.86% (6.02%) 16.21% 14.54%