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Prospectus SI Class [Member] Annual Total Returns
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Prospectus-SI Class | Payden Core Bond Fund | Payden Core Bond Fund (SI Class)              
Prospectus [Line Items]              
Annual Return [Percent] 7.70% 2.74% 6.68% (13.47%) (0.80%) 6.96% 9.30%