|ProShares Ultra DJ-UBS Natural Gas|
|The investment seeks daily results that match (before fees and expenses) two times (2x) the daily performance of the Dow Jones-UBS Natural Gas Sub-index for a single day.
The index reflects the performance of a rolling position in natural gas futures contracts traded of the NYMEX without regard to income earned on cash positions. The fund intends to meet its investment objective by taking long or short positions in natural gas futures contracts.|
| ||BOIL||Category Avg|
|Annual Report Expense Ratio (net)||0.95%||N/A|
|Annual Holdings Turnover||N/A||N/A|
|Total Net Assets||NaN||N/A|