v3.26.3
Voya Target Retirement 2065 Fund Average Annual Total Returns
 12 Months Ended 60 Months Ended 65 Months Ended 120 Months Ended
May 31, 2026
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Class A          
Prospectus [Line Items]          
Average Annual Return, Percent   13.79% 8.80% 11.39%
Performance Inception Date Jul. 29, 2020        
Class A | After Taxes on Distributions          
Prospectus [Line Items]          
Average Annual Return, Percent   9.81% 6.27% 8.93%
Class A | After Taxes on Distributions and Sales          
Prospectus [Line Items]          
Average Annual Return, Percent   10.09% 6.11% 8.28%
Class A | Bloomberg U.S. Aggregate Bond Index[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent [1]   7.30% (0.36%) (0.33%)  
Class A | MSCI ACWI[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent [2]   22.34% 11.19% 13.52%  
Class A | S&P Target Date 2065+ Index[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent [2]   20.17% 10.43% 12.64%  
Class I          
Prospectus [Line Items]          
Average Annual Return, Percent   21.01% 10.37% 12.88%
Performance Inception Date Jul. 29, 2020        
Class I | Bloomberg U.S. Aggregate Bond Index[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent [1]   7.30% (0.36%) (0.33%)  
Class I | MSCI ACWI[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent [2]   22.34% 11.19% 13.52%  
Class I | S&P Target Date 2065+ Index[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent [2]   20.17% 10.43% 12.64%  
Class R          
Prospectus [Line Items]          
Average Annual Return, Percent   20.38% 9.82% 12.31%
Performance Inception Date Jul. 29, 2020        
Class R | Bloomberg U.S. Aggregate Bond Index[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent [1]   7.30% (0.36%) (0.33%)  
Class R | MSCI ACWI[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent [2]   22.34% 11.19% 13.52%  
Class R | S&P Target Date 2065+ Index[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent [2]   20.17% 10.43% 12.64%  
Class R6          
Prospectus [Line Items]          
Average Annual Return, Percent   20.96% 10.38% 12.89%
Performance Inception Date Jul. 29, 2020        
Class R6 | Bloomberg U.S. Aggregate Bond Index[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent [1]   7.30% (0.36%) (0.33%)  
Class R6 | MSCI ACWI[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent [2]   22.34% 11.19% 13.52%  
Class R6 | S&P Target Date 2065+ Index[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent [2]   20.17% 10.43% 12.64%  
[1] The index returns do not reflect deductions for fees, expenses, or taxes.
[2] The index returns include the reinvestment of dividends and distributions net of withholding taxes, but do not reflect fees, brokerage commissions, or other expenses.