v3.26.1
S000005649 [Member] Average Annual Total Returns
12 Months Ended 24 Months Ended 60 Months Ended 75 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
iMoneyNet, Inc. Treasury and Repo Retail Average (reflects no deduction for taxes)          
Prospectus [Line Items]          
Average Annual Return, Percent 4.43%   1.46%   0.90%
iMoneyNet, Inc. Treasury and Repo Institutional Average (reflects no deduction for taxes)          
Prospectus [Line Items]          
Average Annual Return, Percent 4.74%   1.66%   1.05%
Select Class Shares          
Prospectus [Line Items]          
Average Annual Return, Percent 4.01%   3.03%   1.93%
Service Class Shares          
Prospectus [Line Items]          
Average Annual Return, Percent 3.93%   2.82%   1.70%
Administrative Class Shares          
Prospectus [Line Items]          
Average Annual Return, Percent 3.71%   2.84%   1.75%
Institutional Class          
Prospectus [Line Items]          
Average Annual Return, Percent 4.09%   3.09% 2.59% [1]  
Performance Inception Date       Oct. 16, 2019  
Preferred Institutional Class          
Prospectus [Line Items]          
Average Annual Return, Percent 4.18% 4.69% [2]    
Performance Inception Date   Dec. 29, 2023      
[1] The total return shown for the Institutional Class Shares is for the period beginning October 16, 2019 (commencement of operations). The total returns for same corresponding period for the iMoneyNet Inc. Treasury and Repo Retail Average and iMoneyNet Inc. Treasury and Repo Institutional Average were 2.28% and 2.49%, respectively.
[2] The total return shown for the Preferred Institutional Class Shares is for the period beginning December 29, 2023 (commencement of operations). The total returns for same corresponding period for the iMoneyNet Inc. Treasury and Repo Retail Average and iMoneyNet Inc. Treasury and Repo Institutional Average were 4.11% and 4.40%, respectively.