v3.26.3
Average Annual Total Returns - Large Cap Equity Fund
 12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2025
Dec. 31, 2025
Dec. 31, 2025
S&P 500 Index* (reflects no deductions for fees, expenses or taxes)      
Prospectus [Line Items]      
Average Annual Return, Percent [1] 17.88% 14.42% 14.82%
Class AMF      
Prospectus [Line Items]      
Average Annual Return, Percent 12.62% 13.52% 13.21%
Class AMF | After Taxes on Distributions      
Prospectus [Line Items]      
Average Annual Return, Percent 9.93% 11.44% 10.42%
Class AMF | After Taxes on Distributions and Sales      
Prospectus [Line Items]      
Average Annual Return, Percent 9.42% 10.52% 9.98%
Class H      
Prospectus [Line Items]      
Average Annual Return, Percent 12.79% 13.74% 13.42%
[1] The S&P 500 Index is an unmanaged index including 500 of the leading companies in the leading industries of the U.S. economy. The S&P 500 Index focuses on the large-cap segment of the market with approximately 75% coverage of U.S. equities, and is a proxy for the total stock market.