v3.26.1
S000023782 [Member] Average Annual Total Returns
 12 Months Ended 60 Months Ended 106 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Class N        
Prospectus [Line Items]        
Average Annual Return, Percent 7.24% 5.84%   9.51%
Class N | After Taxes on Distributions        
Prospectus [Line Items]        
Average Annual Return, Percent 5.37% 4.73%   8.17%
Class N | After Taxes on Distributions and Sales        
Prospectus [Line Items]        
Average Annual Return, Percent 5.67% 4.48%   7.49%
Class I        
Prospectus [Line Items]        
Average Annual Return, Percent 7.57% 6.20%   9.89%
Class Z        
Prospectus [Line Items]        
Average Annual Return, Percent 7.67% 6.26% 8.63% [1]
Performance Inception Date     Feb. 24, 2017  
Class Z | S&P 500® Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent 17.88% 14.42% 14.66% [1] 14.82%
Performance Inception Date     Feb. 24, 2017  
Class Z | Russell 2000® Index (reflects no deduction for fees, expenses, or taxes)        
Prospectus [Line Items]        
Average Annual Return, Percent 12.81% 6.09% 8.19% [1] 9.62%
Performance Inception Date     Feb. 24, 2017  
[1] Class Z and Index performance shown reflects performance since the inception date of the Fund's Class Z shares on February 24, 2017.