|ProShares Trust II - ProShares Ultra Bloomberg Crude Oil|
|The investment seeks to provide daily investment results (before fees and expenses) that correspond to twice the daily performance of the Bloomberg WTI Crude Oil SubindexSM.
The “Ultra” Funds seek daily results that match (before fees and expenses) two times (2x) the daily performance of a benchmark. It does not seek to achieve their stated objective over a period greater than a single day. The Bloomberg WTI Crude Oil SubindexSM is designed to track crude oil futures prices.|
| ||UCO||Category Avg|
|Annual Report Expense Ratio (net)||0.99%||N/A|
|Annual Holdings Turnover||0.00%||N/A|
|Total Net Assets||NaN||N/A|