| The investment seeks to maximize total return, principally through a high level of current income, and secondarily through capital appreciation. The fund normally invests at least 80% of net assets in a diversified portfolio of high income producing instruments of issuers located throughout the world, including in emerging-market countries. It invests at least 60% of net assets in U.S. dollar-denominated securities. The fund invests in fixed-income securities, bank loans, debt instruments convertible into common stock, preferred stock, income trusts, structured notes and swaps. |