Managed Volatility Moderate Portfolio Investment Risks - Managed Volatility Moderate Portfolio

Dec. 31, 2024

Inflation Protected Securities Risk [Member]

Prospectus [Line Items]

Risk [Text Block]

Inflation-protected securities risk.

Increases in real interest rates generally cause the price of inflation-protected debt securities to decrease.

Loan Participations Risk [Member]

Prospectus [Line Items]

Risk [Text Block]

Loan participations risk.

Participations and assignments involve special types of risks, including credit risk, interest-rate risk, counterparty risk, liquidity risk, risks associated with extended settlement, and the risks of being a lender.