v3.26.1
DWS Government Money Market VIP Average Annual Total Returns - Class A [Member] - Class A - Return Before Taxes[Member]
12 Months Ended 60 Months Ended 120 Months Ended
Apr. 24, 2026
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Prospectus [Line Items]        
Average Annual Return, Percent   3.96% 2.97% 1.87%
Performance Inception Date Apr. 06, 1982