v3.26.1
ProFund VP Mid-Cap 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
S&P MidCap 400® Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   7.50% 9.12% 10.72%
S&P Composite 1500® Index[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent [1]   17.02% 13.96% 14.46%
None        
Prospectus [Line Items]        
Average Annual Return, Percent   4.78% 6.63% 8.22%
Performance Inception Date Aug. 31, 2007      
[1] Reflects no deduction for fees, expenses or taxes. Adjusted to reflect the reinvestment of dividends paid by issuers in the Index.