| The investment seeks monthly investment results, before fees and expenses, of 200% of the inverse of the price performance of the U.S. Dollar index. The fund normally invests at least 80% of assets in financial instruments that, in combination, provide leveraged exposure to the U.S. Dollar index. It creates short positions. The fund may invest in foreign currency debt instruments, forward contracts on foreign currencies, currency futures contracts, options on currency futures contracts, swap agreements, options on currencies and foreign currencies directly. It is nondiversified. |