v3.24.0.1

Schedule of Investments - Futures Contracts Sold (Detail) - Futures Contracts [Member] - Contracts to Sell [Member] | Dec. 31, 2023 USD ($) Contract | Dec. 31, 2022 USD ($) Contract
--- | --- | ---
ProShares Short VIX Short-Term Futures ETF [Member] |  |
Schedule of Investments [Line Items] |  |
Unrealized Appreciation (Depreciation) | $ 12,640,624 | $ 11,092,381
ProShares Short VIX Short-Term Futures ETF [Member] | VIX Futures - Cboe, expires January 2023 [Member] |  |
Schedule of Investments [Line Items] |  |
Number of Contracts | Contract |  | 4,215
Notional Amount at Value |  | $ 97,358,492
Unrealized Appreciation (Depreciation) |  | $ 10,597,402
ProShares Short VIX Short-Term Futures ETF [Member] | VIX Futures - Cboe, expires February 2023 [Member] |  |
Schedule of Investments [Line Items] |  |
Number of Contracts | Contract |  | 2,951
Notional Amount at Value |  | $ 72,433,180
Unrealized Appreciation (Depreciation) |  | 494,979
ProShares Short VIX Short-Term Futures ETF [Member] | VIX Futures - Cboe, expires January 2024 [Member] |  |
Schedule of Investments [Line Items] |  |
Number of Contracts | Contract | 5,412 |
Notional Amount at Value | $ 76,045,095 |
Unrealized Appreciation (Depreciation) | $ 10,168,009 |
ProShares Short VIX Short-Term Futures ETF [Member] | VIX Futures - Cboe, expires February 2024 [Member] |  |
Schedule of Investments [Line Items] |  |
Number of Contracts | Contract | 3,778 |
Notional Amount at Value | $ 57,786,021 |
Unrealized Appreciation (Depreciation) | 2,472,615 |
ProShares UltraShort Bloomberg Crude Oil [Member] |  |
Schedule of Investments [Line Items] |  |
Unrealized Appreciation (Depreciation) | $ 22,436,319 | $ 10,244,893
ProShares UltraShort Bloomberg Crude Oil [Member] | WTI Crude Oil - NYMEX, expires March 2023 [Member] |  |
Schedule of Investments [Line Items] |  |
Number of Contracts | Contract |  | 1,780
Notional Amount at Value |  | $ 143,201,000
Unrealized Appreciation (Depreciation) |  | $ (2,958,031)
ProShares UltraShort Bloomberg Crude Oil [Member] | WTI Crude Oil - NYMEX, expires June 2023 [Member] |  |
Schedule of Investments [Line Items] |  |
Number of Contracts | Contract |  | 1,875
Notional Amount at Value |  | $ 150,375,000
Unrealized Appreciation (Depreciation) |  | $ 11,831,888
ProShares UltraShort Bloomberg Crude Oil [Member] | WTI Crude Oil - NYMEX, expires December 2023 [Member] |  |
Schedule of Investments [Line Items] |  |
Number of Contracts | Contract |  | 1,963
Notional Amount at Value |  | $ 151,759,530
Unrealized Appreciation (Depreciation) |  | $ 1,371,036
ProShares UltraShort Bloomberg Crude Oil [Member] | WTI Crude Oil - NYMEX, expires March 2024 [Member] |  |
Schedule of Investments [Line Items] |  |
Number of Contracts | Contract | 1,688 |
Notional Amount at Value | $ 121,265,920 |
Unrealized Appreciation (Depreciation) | $ 2,345,922 |
ProShares UltraShort Bloomberg Crude Oil [Member] | WTI Crude Oil - NYMEX, expires June 2024 [Member] |  |
Schedule of Investments [Line Items] |  |
Number of Contracts | Contract | 1,769 |
Notional Amount at Value | $ 127,580,280 |
Unrealized Appreciation (Depreciation) | $ 8,633,394 |
ProShares UltraShort Bloomberg Crude Oil [Member] | WTI Crude Oil - NYMEX, expires December 2024 [Member] |  |
Schedule of Investments [Line Items] |  |
Number of Contracts | Contract | 1,836 |
Notional Amount at Value | $ 129,070,800 |
Unrealized Appreciation (Depreciation) | $ 11,457,003 |
ProShares UltraShort Bloomberg Natural Gas [Member] | Natural Gas - NYMEX, expires March 2023 [Member] |  |
Schedule of Investments [Line Items] |  |
Number of Contracts | Contract |  | 6,533
Notional Amount at Value |  | $ 268,114,320
Unrealized Appreciation (Depreciation) |  | $ 85,889,398
ProShares UltraShort Bloomberg Natural Gas [Member] | Natural Gas—NYMEX, expires March 2024 [Member] |  |
Schedule of Investments [Line Items] |  |
Number of Contracts | Contract | 12,109 |
Notional Amount at Value | $ 281,776,430 |
Unrealized Appreciation (Depreciation) | $ (3,553,507) |
ProShares UltraShort Gold [Member] | Gold Futures - COMEX, expires February 2024 [Member] |  |
Schedule of Investments [Line Items] |  |
Number of Contracts | Contract | 31 |
Notional Amount at Value | $ 6,422,580 |
Unrealized Appreciation (Depreciation) | $ (144,231) |
ProShares UltraShort Gold [Member] | Gold Futures—COMEX, expires February 2023 [Member] |  |
Schedule of Investments [Line Items] |  |
Number of Contracts | Contract |  | 35
Notional Amount at Value |  | $ 6,391,700
Unrealized Appreciation (Depreciation) |  | $ (98,886)
ProShares UltraShort Silver [Member] | Silver Futures—COMEX, expires March 2023 [Member] |  |
Schedule of Investments [Line Items] |  |
Number of Contracts | Contract |  | 330
Notional Amount at Value |  | $ 39,666,000
Unrealized Appreciation (Depreciation) |  | $ (940,500)
ProShares UltraShort Silver [Member] | Silver Futures – COMEX, expires March 2024 [Member] |  |
Schedule of Investments [Line Items] |  |
Number of Contracts | Contract | 610 |
Notional Amount at Value | $ 73,462,300 |
Unrealized Appreciation (Depreciation) | $ 1,689,046 |

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