v3.26.1
DWS Small Mid Cap Value VIP Average Annual Total Returns - Class B [Member]
12 Months Ended 60 Months Ended 120 Months Ended
Apr. 24, 2026
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Russell 3000® Index (reflects no deduction for fees, expenses or taxes)[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent   17.15% 13.15% 14.29%
Russell 2500™ Value Index (reflects no deduction for fees, expenses or taxes)[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent   12.73% 10.02% 9.72%
Class B | Return Before Taxes[Member]        
Prospectus [Line Items]        
Average Annual Return, Percent   17.85% 9.27% 7.18%
Performance Inception Date Jul. 01, 2002