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Investment Objectives and Goals - Multi-Asset Real Return Portfolio	May 01, 2025
Prospectus [Line Items]
Risk/Return [Heading]	Multi-Asset Real Return Portfolio
Objective, Primary [Text Block]	The sections of the Summary Prospectus titled "Investment Objective" and of the Prospectus titled "Fund Summary—Investment Objective" will be deleted in their entirety and replaced with the following: The Multi-Asset Real Return Portfolio (the "Fund") seeks total return through capital appreciation and current income.

Investment Objectives and Goals - Multi-Asset Real Return Portfolio

May 01, 2025

Multi-Asset Real Return Portfolio

The sections of the Summary Prospectus titled "Investment Objective" and of the Prospectus titled "Fund Summary—Investment Objective" will be deleted in their entirety and replaced with the following:

The Multi-Asset Real Return Portfolio (the "Fund") seeks total return through capital appreciation and current income.