v3.25.2
S000008096 [Member] Average Annual Total Returns
12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2024
Dec. 31, 2024
Dec. 31, 2024
MSCI World Index (net)      
Prospectus [Line Items]      
Average Annual Return, Percent 18.67% 11.17% 9.95%
Class 1      
Prospectus [Line Items]      
Average Annual Return, Percent 21.64% 11.41% 9.04%
Class 2      
Prospectus [Line Items]      
Average Annual Return, Percent 21.47% 11.25% 8.87%
Class 3      
Prospectus [Line Items]      
Average Annual Return, Percent 21.38% 11.14% 8.76%