Schedule of Investments - Short-Term U.S. Government and Agency Obligations (Parenthetical) (Detail) - U.S. Government Agencies Short-term Debt Securities [Member] - USD ($)
|
12 Months Ended |
Dec. 31, 2023 |
Dec. 31, 2022 |
| Schedule of Investments [Line Items] |
|
|
| Total short-term U.S. government and agency obligations, cost |
$ 690,346,244
|
$ 1,466,423,925
|
| ProShares Short VIX Short-Term Futures ETF [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Short-term U.S. government and agency obligations percentage of shareholders' equity |
41.00%
|
(42.00%)
|
| Total short-term U.S. government and agency obligations, cost |
$ 109,391,681
|
$ 144,283,581
|
| ProShares Short VIX Short-Term Futures ETF [Member] | U.S. Treasury Bills 3.807% due 01/03/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
3.807%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Jan. 03, 2023
|
| ProShares Short VIX Short-Term Futures ETF [Member] | U.S. Treasury Bills 4.037% due 02/07/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.037%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Feb. 07, 2023
|
| ProShares Short VIX Short-Term Futures ETF [Member] | U.S. Treasury Bills 4.268% due 02/23/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.268%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Feb. 23, 2023
|
| ProShares Short VIX Short-Term Futures ETF [Member] | U.S. Treasury Bills 4.258% due 03/09/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.258%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Mar. 09, 2023
|
| ProShares Short VIX Short-Term Futures ETF [Member] | U.S. Treasury Bills 4.401% due 04/04/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.401%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Apr. 04, 2023
|
| ProShares Short VIX Short-Term Futures ETF [Member] | U.S. Treasury Bills 5.442% due 01/18/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.442%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Jan. 18, 2024
|
|
| ProShares Short VIX Short-Term Futures ETF [Member] | U.S. Treasury Bills 5.345% due 02/01/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.345%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Feb. 01, 2024
|
|
| ProShares Short VIX Short-Term Futures ETF [Member] | U.S. Treasury Bills 5.417% due 02/20/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.417%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Feb. 20, 2024
|
|
| ProShares Short VIX Short-Term Futures ETF [Member] | U.S. Treasury Bills 5.382% due 03/12/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.382%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Mar. 12, 2024
|
|
| ProShares Ultra Bloomberg Crude Oil [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Short-term U.S. government and agency obligations percentage of shareholders' equity |
36.00%
|
36.00%
|
| Total short-term U.S. government and agency obligations, cost |
$ 233,435,026
|
$ 313,413,683
|
| ProShares Ultra Bloomberg Crude Oil [Member] | U.S. Treasury Bills 3.807% due 01/03/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
3.807%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Jan. 03, 2023
|
| ProShares Ultra Bloomberg Crude Oil [Member] | U.S. Treasury Bills 4.037% due 02/07/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.037%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Feb. 07, 2023
|
| ProShares Ultra Bloomberg Crude Oil [Member] | U.S. Treasury Bills 4.268% due 02/23/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.268%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Feb. 23, 2023
|
| ProShares Ultra Bloomberg Crude Oil [Member] | U.S. Treasury Bills 4.258% due 03/09/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.258%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Mar. 09, 2023
|
| ProShares Ultra Bloomberg Crude Oil [Member] | U.S. Treasury Bills 4.401% due 04/04/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.401%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Apr. 04, 2023
|
| ProShares Ultra Bloomberg Crude Oil [Member] | U.S. Treasury Bills 5.442% due 01/18/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.442%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Jan. 18, 2024
|
|
| ProShares Ultra Bloomberg Crude Oil [Member] | U.S. Treasury Bills 5.345% due 02/01/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.345%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Feb. 01, 2024
|
|
| ProShares Ultra Bloomberg Crude Oil [Member] | U.S. Treasury Bills 5.417% due 02/20/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.417%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Feb. 20, 2024
|
|
| ProShares Ultra Bloomberg Crude Oil [Member] | U.S. Treasury Bills 5.382% due 03/12/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.382%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Mar. 12, 2024
|
|
| ProShares Ultra Bloomberg Natural Gas [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Short-term U.S. government and agency obligations percentage of shareholders' equity |
9.00%
|
45.00%
|
| Total short-term U.S. government and agency obligations, cost |
$ 64,445,510
|
$ 263,209,299
|
| ProShares Ultra Bloomberg Natural Gas [Member] | U.S. Treasury Bills 3.807% due 01/03/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
3.807%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Jan. 03, 2023
|
| ProShares Ultra Bloomberg Natural Gas [Member] | U.S. Treasury Bills 4.037% due 02/07/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.037%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Feb. 07, 2023
|
| ProShares Ultra Bloomberg Natural Gas [Member] | U.S. Treasury Bills 4.268% due 02/23/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.268%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Feb. 23, 2023
|
| ProShares Ultra Bloomberg Natural Gas [Member] | U.S. Treasury Bills 4.258% due 03/09/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.258%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Mar. 09, 2023
|
| ProShares Ultra Bloomberg Natural Gas [Member] | U.S. Treasury Bills 4.401% due 04/04/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.401%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Apr. 04, 2023
|
| ProShares Ultra Bloomberg Natural Gas [Member] | U.S. Treasury Bills 5.417% due 02/20/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.417%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Feb. 20, 2024
|
|
| ProShares Ultra Bloomberg Natural Gas [Member] | U.S. Treasury Bills 5.382% due 03/12/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.382%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Mar. 12, 2024
|
|
| ProShares Ultra Gold [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Short-term U.S. government and agency obligations percentage of shareholders' equity |
31.00%
|
74.00%
|
| Total short-term U.S. government and agency obligations, cost |
$ 59,496,177
|
$ 129,100,287
|
| ProShares Ultra Gold [Member] | U.S. Treasury Bills 4.037% due 02/07/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.037%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Feb. 07, 2023
|
| ProShares Ultra Gold [Member] | U.S. Treasury Bills 4.268% due 02/23/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.268%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Feb. 23, 2023
|
| ProShares Ultra Gold [Member] | U.S. Treasury Bills 4.258% due 03/09/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.258%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Mar. 09, 2023
|
| ProShares Ultra Gold [Member] | U.S. Treasury Bills 4.401% due 04/04/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.401%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Apr. 04, 2023
|
| ProShares Ultra Gold [Member] | U.S. Treasury Bills 5.345% due 02/01/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.345%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Feb. 01, 2024
|
|
| ProShares Ultra Gold [Member] | U.S. Treasury Bills 5.417% due 02/20/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.417%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Feb. 20, 2024
|
|
| ProShares Ultra Gold [Member] | U.S. Treasury Bills 5.382% due 03/12/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.382%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Mar. 12, 2024
|
|
| ProShares Ultra Silver [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Short-term U.S. government and agency obligations percentage of shareholders' equity |
29.00%
|
55.00%
|
| Total short-term U.S. government and agency obligations, cost |
$ 114,255,151
|
$ 228,617,421
|
| ProShares Ultra Silver [Member] | U.S. Treasury Bills 3.807% due 01/03/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
3.807%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Jan. 03, 2023
|
| ProShares Ultra Silver [Member] | U.S. Treasury Bills 4.037% due 02/07/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.037%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Feb. 07, 2023
|
| ProShares Ultra Silver [Member] | U.S. Treasury Bills 4.268% due 02/23/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.268%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Feb. 23, 2023
|
| ProShares Ultra Silver [Member] | U.S. Treasury Bills 4.258% due 03/09/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.258%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Mar. 09, 2023
|
| ProShares Ultra Silver [Member] | U.S. Treasury Bills 4.401% due 04/04/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.401%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Apr. 04, 2023
|
| ProShares Ultra Silver [Member] | U.S. Treasury Bills 5.442% due 01/18/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.442%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Jan. 18, 2024
|
|
| ProShares Ultra Silver [Member] | U.S. Treasury Bills 5.345% due 02/01/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.345%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Feb. 01, 2024
|
|
| ProShares Ultra Silver [Member] | U.S. Treasury Bills 5.417% due 02/20/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.417%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Feb. 20, 2024
|
|
| ProShares Ultra Silver [Member] | U.S. Treasury Bills 5.382% due 03/12/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.382%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Mar. 12, 2024
|
|
| ProShares Ultra VIX Short-Term Futures ETF [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Short-term U.S. government and agency obligations percentage of shareholders' equity |
|
5.00%
|
| Total short-term U.S. government and agency obligations, cost |
$ 0
|
$ 34,728,989
|
| ProShares Ultra VIX Short-Term Futures ETF [Member] | U.S. Treasury Bills 4.258% due 03/09/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.258%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Mar. 09, 2023
|
| ProShares UltraShort Bloomberg Crude Oil [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Short-term U.S. government and agency obligations percentage of shareholders' equity |
26.00%
|
40.00%
|
| Total short-term U.S. government and agency obligations, cost |
$ 49,673,923
|
$ 89,407,308
|
| ProShares UltraShort Bloomberg Crude Oil [Member] | U.S. Treasury Bills 4.037% due 02/07/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.037%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Feb. 07, 2023
|
| ProShares UltraShort Bloomberg Crude Oil [Member] | U.S. Treasury Bills 4.268% due 02/23/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.268%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Feb. 23, 2023
|
| ProShares UltraShort Bloomberg Crude Oil [Member] | U.S. Treasury Bills 4.401% due 04/04/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.401%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Apr. 04, 2023
|
| ProShares UltraShort Bloomberg Crude Oil [Member] | U.S. Treasury Bills 5.442% due 01/18/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.442%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Jan. 18, 2024
|
|
| ProShares UltraShort Bloomberg Crude Oil [Member] | U.S. Treasury Bills 5.417% due 02/20/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.417%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Feb. 20, 2024
|
|
| ProShares UltraShort Bloomberg Crude Oil [Member] | U.S. Treasury Bills 5.382% due 03/12/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.382%
|
|
| Investment, maturity date |
Mar. 12, 2024
|
|
| ProShares UltraShort Bloomberg Natural Gas [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Short-term U.S. government and agency obligations percentage of shareholders' equity |
|
46.00%
|
| Total short-term U.S. government and agency obligations, cost |
$ 0
|
$ 61,469,726
|
| ProShares UltraShort Bloomberg Natural Gas [Member] | U.S. Treasury Bills 4.268% due 02/23/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.268%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Feb. 23, 2023
|
| ProShares UltraShort Bloomberg Natural Gas [Member] | U.S. Treasury Bills 4.258% due 03/09/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.258%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Mar. 09, 2023
|
| ProShares UltraShort Bloomberg Natural Gas [Member] | U.S. Treasury Bills 4.401% due 04/04/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.401%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Apr. 04, 2023
|
| ProShares UltraShort Euro [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Short-term U.S. government and agency obligations percentage of shareholders' equity |
|
53.00%
|
| Total short-term U.S. government and agency obligations, cost |
0
|
$ 39,991,822
|
| ProShares UltraShort Euro [Member] | U.S. Treasury Bills 3.807% due 01/03/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
3.807%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Jan. 03, 2023
|
| ProShares UltraShort Yen [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Short-term U.S. government and agency obligations percentage of shareholders' equity |
|
107.00%
|
| Total short-term U.S. government and agency obligations, cost |
0
|
$ 22,995,298
|
| ProShares UltraShort Yen [Member] | U.S. Treasury Bills 3.807% due 01/03/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
3.807%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Jan. 03, 2023
|
| ProShares VIX Mid-Term Futures ETF [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Short-term U.S. government and agency obligations percentage of shareholders' equity |
|
59.00%
|
| Total short-term U.S. government and agency obligations, cost |
$ 0
|
$ 49,876,697
|
| ProShares VIX Mid-Term Futures ETF [Member] | U.S. Treasury Bills 3.807% due 01/03/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
3.807%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Jan. 03, 2023
|
| ProShares VIX Mid-Term Futures ETF [Member] | U.S. Treasury Bills 4.258% due 03/09/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.258%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Mar. 09, 2023
|
| ProShares VIX Short-Term Futures ETF [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Short-term U.S. government and agency obligations percentage of shareholders' equity |
38.00%
|
34.00%
|
| Total short-term U.S. government and agency obligations, cost |
$ 59,648,776
|
$ 89,329,814
|
| ProShares VIX Short-Term Futures ETF [Member] | U.S. Treasury Bills 4.037% due 02/07/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.037%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Feb. 07, 2023
|
| ProShares VIX Short-Term Futures ETF [Member] | U.S. Treasury Bills 4.258% due 03/09/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.258%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Mar. 09, 2023
|
| ProShares VIX Short-Term Futures ETF [Member] | U.S. Treasury Bills 4.401% due 04/04/23 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
|
4.401%
|
| Discount rate at the time of purchase |
|
true
|
| Investment, maturity date |
|
Apr. 04, 2023
|
| ProShares VIX Short-Term Futures ETF [Member] | U.S. Treasury Bills 5.442% due 01/18/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.442%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Jan. 18, 2024
|
|
| ProShares VIX Short-Term Futures ETF [Member] | U.S. Treasury Bills 5.417% due 02/20/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.417%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Feb. 20, 2024
|
|
| ProShares VIX Short-Term Futures ETF [Member] | U.S. Treasury Bills 5.382% due 03/12/24 [Member] |
|
|
| Schedule of Investments [Line Items] |
|
|
| Interest rate |
5.382%
|
|
| Discount rate at the time of purchase |
true
|
|
| Investment, maturity date |
Mar. 12, 2024
|
|