v3.26.1
Average Annual Total Returns - Government Money Market Funds-Capital Class - Capital
12 Months Ended 60 Months Ended 120 Months Ended
Jan. 31, 2026
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
Government Money Market Fund        
Prospectus [Line Items]        
Average Annual Return, Percent   4.18% 3.14% 2.07%
Performance Inception Date Apr. 30, 2026      
Treasury Plus Money Market Fund        
Prospectus [Line Items]        
Average Annual Return, Percent   4.16% 3.13% 2.06%
Performance Inception Date Apr. 30, 2026      
100% Treasury Money Market Fund        
Prospectus [Line Items]        
Average Annual Return, Percent   4.16% 3.11% 2.04%
Performance Inception Date Apr. 30, 2026