v3.24.0.1

Organization (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Schedule of Forward and Reverse Splits | The table below includes forward and reverse Share splits for the Funds during the years ended December 31, 2021, 2022 and 2023. The ticker symbols for these Funds did not change, and each Fund continues to trade on its primary listing exchange, as applicable.
Fund |  | Execution Date (Prior to Opening of Trading) |  | Type of Split |  | Date Trading Resumed at Post- Split Price
ProShares Ultra VIX Short-Term Futures ETF |  | May 25, 2021 |  | 1-for-10 reverse Share split |  | May 26, 2021
ProShares UltraShort Bloomberg Crude Oil |  | May 25, 2021 |  | 1-for-4 reverse Share split |  | May 26, 2021
ProShares UltraShort Silver |  | May 25, 2021 |  | 1-for-4 reverse Share split |  | May 26, 2021
ProShares VIX Short-Term Futures ETF |  | May 25, 2021 |  | 1-for-4 reverse Share split |  | May 26, 2021
ProShares UltraShort Bloomberg Natural Gas |  | January 13, 2022 |  | 1-for-5 reverse Share split |  | January 14, 2022
ProShares UltraShort Yen |  | May 25, 2022 |  | 2-for-1 forward Share split |  | May 26, 2022
ProShares Ultra Bloomberg Crude Oil |  | May 25, 2022 |  | 4-for-1 forward Share split |  | May 26, 2022
ProShares UltraShort Bloomberg Natural Gas |  | May 25, 2022 |  | 1-for-4 reverse Share split |  | May 26, 2022
ProShares UltraShort Bloomberg Crude Oil |  | May 25, 2022 |  | 1-for-5 reverse Share split |  | May 26, 2022
ProShares VIX Short-Term Futures ETF |  | June 22, 2023 |  | 1-for-5 reverse Share split |  | June 23, 2023
ProShares Ultra VIX Short-Term Futures ETF |  | June 22, 2023 |  | 1-for-10 reverse Share split |  | June 23, 2023
ProShares Ultra Bloomberg Natural G a s |  | June 22, 2023 |  | 1-for-20 reverse Share split |  | June 23, 2023

X
- Definition Schedule of forward and reverse splits. + References No definition available. + Details
Name: | ck0001415311_ScheduleOfForwardAndReverseSplitsTableTextBlock
Namespace Prefix: | ck0001415311_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration