v3.26.1
Voya Balanced Income Portfolio Average Annual Total Returns
 12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Class ADV        
Prospectus [Line Items]        
Average Annual Return, Percent   11.27% 5.28% 6.52%
Performance Inception Date Dec. 29, 2006      
Class ADV | MSCI ACWI[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   22.34% 11.19% 11.72%
Class ADV | Bloomberg U.S. Aggregate Bond Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   7.30% (0.36%) 2.01%
Class ADV | 60% Bloomberg U.S. Aggregate Bond Index; 30% Russell 1000® Index; 10% MSCI EAFE® Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   12.65% 4.76% 6.53%
Class ADV | MSCI EAFE® Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   31.22% 8.92% 8.18%
Class ADV | Russell 1000® Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   17.37% 13.59% 14.59%
Class I        
Prospectus [Line Items]        
Average Annual Return, Percent   11.96% 5.92% 7.16%
Performance Inception Date Apr. 28, 2006      
Class I | MSCI ACWI[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   22.34% 11.19% 11.72%
Class I | Bloomberg U.S. Aggregate Bond Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   7.30% (0.36%) 2.01%
Class I | 60% Bloomberg U.S. Aggregate Bond Index; 30% Russell 1000® Index; 10% MSCI EAFE® Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   12.65% 4.76% 6.53%
Class I | MSCI EAFE® Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   31.22% 8.92% 8.18%
Class I | Russell 1000® Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   17.37% 13.59% 14.59%
Class S        
Prospectus [Line Items]        
Average Annual Return, Percent   10.87% 5.51% 6.82%
Performance Inception Date Apr. 28, 2006      
Class S | MSCI ACWI[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   22.34% 11.19% 11.72%
Class S | Bloomberg U.S. Aggregate Bond Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   7.30% (0.36%) 2.01%
Class S | 60% Bloomberg U.S. Aggregate Bond Index; 30% Russell 1000® Index; 10% MSCI EAFE® Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   12.65% 4.76% 6.53%
Class S | MSCI EAFE® Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   31.22% 8.92% 8.18%
Class S | Russell 1000® Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   17.37% 13.59% 14.59%
Class S2        
Prospectus [Line Items]        
Average Annual Return, Percent   11.09% 5.41% 6.69%
Performance Inception Date May 03, 2006      
Class S2 | MSCI ACWI[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   22.34% 11.19% 11.72%
Class S2 | Bloomberg U.S. Aggregate Bond Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   7.30% (0.36%) 2.01%
Class S2 | 60% Bloomberg U.S. Aggregate Bond Index; 30% Russell 1000® Index; 10% MSCI EAFE® Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   12.65% 4.76% 6.53%
Class S2 | MSCI EAFE® Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   31.22% 8.92% 8.18%
Class S2 | Russell 1000® Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   17.37% 13.59% 14.59%
[1] The index returns for the Bloomberg U.S. Aggregate Bond Index and the Russell 1000® Index do not reflect deductions for fees, expenses, or taxes. The index returns for the MSCI ACWI and the MSCI EAFE® Index include the reinvestment of dividends and distributions net of withholding taxes, but do not reflect fees, brokerage commissions, or other expenses.