The fund invests primarily in common stocks and in long-term fixed income securities. It may invest in U.S. and foreign stocks, including those in emerging markets, American Depository Receipts (ADRs), and derivatives instruments. The fund may invest in stocks of small-, large-, or mid-size companies. It invests primarily in U.S. Treasury securities, and U.S. and foreign mortgage-backed and asset-backed securities and corporate bonds. The fund invests primarily in fixed income securities with maturities of 7 to 20 years, but may invest in securities of any maturity.