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PGIM Quant Solutions Mid-Cap Index Fund Average Annual Total Returns
 12 Months Ended 60 Months Ended 109 Months Ended 110 Months Ended
Jul. 31, 2026
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
 [3],[4]
S&P 500 Index[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent   17.88% [1] 14.42% [1] 15.24% [1],[2] 15.24%
S&P MidCap 400 Index[Member]          
Prospectus [Line Items]          
Average Annual Return, Percent   7.50% 9.12% 9.83% [2]  
R6          
Prospectus [Line Items]          
Average Annual Return, Percent   7.09% 10.60% 8.88%  
Performance Inception Date Nov. 17, 2016        
R6 | After Taxes on Distributions          
Prospectus [Line Items]          
Average Annual Return, Percent   5.97% 6.55% 6.27%  
Performance Inception Date Nov. 17, 2016        
R6 | After Taxes on Distributions and Sales          
Prospectus [Line Items]          
Average Annual Return, Percent   4.56% 7.21% 6.34%  
Performance Inception Date Nov. 17, 2016        
[1] The Fund compares its performance against this broad-based index in response to regulatory requirements.
[2] Since Inception returns for the Indexes are measured from the month-end closest to the Fund's inception date.
[3] Since Inception returns for the Indexes are measured from the month-end closest to the Fund's inception date.
[4] The Fund compares its performance against this broad-based index in response to regulatory requirements.