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Voya VACS Series EME Fund Average Annual Total Returns
12 Months Ended 31 Months Ended 60 Months Ended 120 Months Ended
Oct. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
MSCI ACWI ex-USA IndexSM[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent [1]   32.39% 16.95%
MSCI Emerging Markets IndexSM[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent [1]   33.57% 17.48%
No Class          
Prospectus [Line Items]          
Average Annual Return, Percent   46.71% 20.65%
Performance Inception Date Jun. 07, 2023        
No Class | After Taxes on Distributions          
Prospectus [Line Items]          
Average Annual Return, Percent   41.92% 18.15%
No Class | After Taxes on Distributions and Sales          
Prospectus [Line Items]          
Average Annual Return, Percent   28.79% 15.36%
[1] The index returns include the reinvestment of dividends and distributions net of withholding taxes, but do not reflect fees, brokerage commissions, or other expenses.