Organization - Schedule of Forward and Reverse Share Splits (Detail)	6 Months Ended	12 Months Ended
Jun. 30, 2025	Dec. 31, 2024
April 10, 2024 Forward Share Split [Member] \| ProShares Short VIX Short-Term Futures [Member]
Organization [Line Items]
Execution Date (Prior to Opening of Trading)	Apr. 10, 2024	Apr. 10, 2024
Type of Split	2-for-1 forward Share split	2-for-1 forward Share split
Date Trading Resumed at Post- Split Price	Apr. 11, 2024	Apr. 11, 2024
April 10, 2024 Forward Share Split [Member] \| ProShares UltraShort Bloomberg Natural Gas [Member]
Organization [Line Items]
Execution Date (Prior to Opening of Trading)	Apr. 10, 2024	Apr. 10, 2024
Type of Split	2-for-1 forward Share split	2-for-1 forward Share split
Date Trading Resumed at Post- Split Price	Apr. 11, 2024	Apr. 11, 2024
April 10, 2024 Reverse Share Split [Member] \| ProShares Ultra VIX Short-Term Futures [Member]
Organization [Line Items]
Execution Date (Prior to Opening of Trading)	Apr. 10, 2024	Apr. 10, 2024
Type of Split	1-for-5 reverse Share split	1-for-5 reverse Share split
Date Trading Resumed at Post- Split Price	Apr. 11, 2024	Apr. 11, 2024
November 6, 2024 Reverse Share Split [Member] \| ProShares VIX Short-Term Futures [Member]
Organization [Line Items]
Execution Date (Prior to Opening of Trading)	Nov. 06, 2024	Nov. 06, 2024
Type of Split	1-for-4 reverse Share split	1-for-4 reverse Share split
Date Trading Resumed at Post- Split Price	Nov. 07, 2024	Nov. 07, 2024
November 6, 2024 Reverse Share Split [Member] \| Proshares Ultra Bloomberg Natural Gas [Member]
Organization [Line Items]
Execution Date (Prior to Opening of Trading)	Nov. 06, 2024	Nov. 06, 2024
Type of Split	1-for-5 reverse Share split	1-for-5 reverse Share split
Date Trading Resumed at Post- Split Price	Nov. 07, 2024	Nov. 07, 2024
November 6, 2024 Reverse Share Split [Member] \| ProShares UltraShort Silver [Member]
Organization [Line Items]
Execution Date (Prior to Opening of Trading)	Nov. 06, 2024	Nov. 06, 2024
Type of Split	1-for-4 reverse Share split	1-for-4 reverse Share split
Date Trading Resumed at Post- Split Price	Nov. 07, 2024	Nov. 07, 2024
November 6, 2024 Forward Share Split [Member] \| ProShares UltraShort Yen [Member]
Organization [Line Items]
Execution Date (Prior to Opening of Trading)	Nov. 06, 2024	Nov. 06, 2024
Type of Split	2-for-1 forward Share split	2-for-1 forward Share split
Date Trading Resumed at Post- Split Price	Nov. 07, 2024	Nov. 07, 2024
June 12, 2025 Forward Share Split [Member] \| Proshares Ultra Gold [Member]
Organization [Line Items]
Execution Date (Prior to Opening of Trading)	Jun. 12, 2025	Jun. 12, 2025
Type of Split	4-for-1 forward Share split	4-for-1 forward Share split
Date Trading Resumed at Post- Split Price	Jun. 13, 2025	Jun. 13, 2025
June 12, 2025 Reverse Share Split [Member] \| Proshares Ultra Short Gold [Member]
Organization [Line Items]
Execution Date (Prior to Opening of Trading)	Jun. 12, 2025	Jun. 12, 2025
Type of Split	1-for-2 reverse Share split	1-for-2 reverse Share split
Date Trading Resumed at Post- Split Price	Jun. 13, 2025	Jun. 13, 2025