v3.26.1
S000001256 [Member] Shareholder Fees - HIGH YIELD FIXED INCOME FUND - HIGH YIELD FIXED INCOME FUND
Mar. 31, 2026
Prospectus [Line Items]  
Maximum Sales Charge Imposed on Purchases (as a percentage of Offering Price) 0.00%
Redemption Fee (as a percentage of Amount Redeemed) (2.00%)