v3.22.2

Investments - Gross Amounts Not Offset in Statements of Financial Condition (Detail) - USD ($)	Jun. 30, 2022	Dec. 31, 2021
ProShares Ultra Bloomberg Crude Oil [Member] | Citibank N.A. [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	$ (21,668,621)	$ 9,839,441
Financial Instruments for the Benefit of (the Funds) / the Counterparties	0	0
Cash Collateral for the Benefit of (the Funds) / the Counterparties	21,668,621	(9,839,441)
Net Amounts	0	0
ProShares Ultra Bloomberg Crude Oil [Member] | Goldman Sachs International [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	(42,218,820)	13,920,431
Financial Instruments for the Benefit of (the Funds) / the Counterparties	0	(13,889,225)
Cash Collateral for the Benefit of (the Funds) / the Counterparties	42,218,820	(31,206)
Net Amounts	0	0
ProShares Ultra Bloomberg Crude Oil [Member] | Morgan Stanley & Co. International PLC [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	(37,530,948)	17,042,319
Financial Instruments for the Benefit of (the Funds) / the Counterparties	0	0
Cash Collateral for the Benefit of (the Funds) / the Counterparties	37,530,948	(17,042,319)
Net Amounts	0	0
ProShares Ultra Bloomberg Crude Oil [Member] | Societe Generale [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	(20,435,337)	9,295,046
Financial Instruments for the Benefit of (the Funds) / the Counterparties	18,175,337	(9,292,398)
Cash Collateral for the Benefit of (the Funds) / the Counterparties	2,260,000	(2,648)
Net Amounts	0	0
ProShares Ultra Bloomberg Crude Oil [Member] | UBS AG [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	(30,433,429)	13,831,056
Financial Instruments for the Benefit of (the Funds) / the Counterparties	22,524,429	0
Cash Collateral for the Benefit of (the Funds) / the Counterparties	7,909,000	(13,831,056)
Net Amounts	0	0
ProShares Ultra Euro [Member] | Goldman Sachs International [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	(123,538)	10,301
Financial Instruments for the Benefit of (the Funds) / the Counterparties	123,538	0
Cash Collateral for the Benefit of (the Funds) / the Counterparties	0	0
Net Amounts	0	10,301
ProShares Ultra Euro [Member] | UBS AG [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	(208,857)	72,351
Financial Instruments for the Benefit of (the Funds) / the Counterparties	208,857	0
Cash Collateral for the Benefit of (the Funds) / the Counterparties	0	0
Net Amounts	0	72,351
ProShares Ultra Gold [Member] | Citibank N.A. [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	(2,221,389)	2,974,490
Financial Instruments for the Benefit of (the Funds) / the Counterparties	1,781,389	0
Cash Collateral for the Benefit of (the Funds) / the Counterparties	440,000	(2,100,000)
Net Amounts	0	874,490
ProShares Ultra Gold [Member] | Goldman Sachs International [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	(1,919,639)	2,570,443
Financial Instruments for the Benefit of (the Funds) / the Counterparties	1,919,639	(1,877,749)
Cash Collateral for the Benefit of (the Funds) / the Counterparties	0	(250)
Net Amounts	0	692,444
ProShares Ultra Gold [Member] | UBS AG [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	(2,310,830)	3,094,255
Financial Instruments for the Benefit of (the Funds) / the Counterparties	543,830	0
Cash Collateral for the Benefit of (the Funds) / the Counterparties	1,767,000	(2,180,000)
Net Amounts	0	914,255
ProShares Ultra Silver [Member] | Citibank N.A. [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	(14,941,465)	10,785,304
Financial Instruments for the Benefit of (the Funds) / the Counterparties	0	0
Cash Collateral for the Benefit of (the Funds) / the Counterparties	14,941,465	(7,890,000)
Net Amounts	0	2,895,304
ProShares Ultra Silver [Member] | Goldman Sachs International [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	(18,119,916)	10,781,897
Financial Instruments for the Benefit of (the Funds) / the Counterparties	18,119,916	(8,181,572)
Cash Collateral for the Benefit of (the Funds) / the Counterparties	0	(5,925)
Net Amounts	0	2,594,400
ProShares Ultra Silver [Member] | Morgan Stanley & Co. International PLC [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	(15,214,853)	10,046,034
Financial Instruments for the Benefit of (the Funds) / the Counterparties	0	0
Cash Collateral for the Benefit of (the Funds) / the Counterparties	15,214,853	(7,306,000)
Net Amounts	0	2,740,034
ProShares Ultra Silver [Member] | UBS AG [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	(12,135,696)	8,978,464
Financial Instruments for the Benefit of (the Funds) / the Counterparties	9,307,696	0
Cash Collateral for the Benefit of (the Funds) / the Counterparties	2,828,000	(6,570,000)
Net Amounts	0	2,408,464
ProShares Ultra VIX Short-Term Futures ETF [Member] | Goldman Sachs & Co. [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition		(477,437)
Financial Instruments for the Benefit of (the Funds) / the Counterparties		0
Cash Collateral for the Benefit of (the Funds) / the Counterparties		0
Net Amounts		(477,437)
ProShares Ultra Yen [Member] | Goldman Sachs International [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	(34,398)	(54,919)
Financial Instruments for the Benefit of (the Funds) / the Counterparties	34,398	0
Cash Collateral for the Benefit of (the Funds) / the Counterparties	0	54,919
Net Amounts	0	0
ProShares Ultra Yen [Member] | UBS AG [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	(42,752)	(38,193)
Financial Instruments for the Benefit of (the Funds) / the Counterparties	42,752	0
Cash Collateral for the Benefit of (the Funds) / the Counterparties	0	0
Net Amounts	0	(38,193)
ProShares UltraShort Euro [Member] | Goldman Sachs International [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	1,245,143	(83,325)
Financial Instruments for the Benefit of (the Funds) / the Counterparties	(1,245,143)	83,325
Cash Collateral for the Benefit of (the Funds) / the Counterparties	0	0
Net Amounts	0	0
ProShares UltraShort Euro [Member] | UBS AG [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	1,949,940	(124,716)
Financial Instruments for the Benefit of (the Funds) / the Counterparties	(1,892,423)	124,716
Cash Collateral for the Benefit of (the Funds) / the Counterparties	0	0
Net Amounts	57,517	0
ProShares UltraShort Gold [Member] | Citibank N.A. [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	295,777	(407,735)
Financial Instruments for the Benefit of (the Funds) / the Counterparties	0	407,735
Cash Collateral for the Benefit of (the Funds) / the Counterparties	0	0
Net Amounts	295,777	0
ProShares UltraShort Gold [Member] | Goldman Sachs International [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	193,824	(266,413)
Financial Instruments for the Benefit of (the Funds) / the Counterparties	0	266,413
Cash Collateral for the Benefit of (the Funds) / the Counterparties	0	0
Net Amounts	193,824	0
ProShares UltraShort Gold [Member] | UBS AG [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	231,383	(318,969)
Financial Instruments for the Benefit of (the Funds) / the Counterparties	0	318,969
Cash Collateral for the Benefit of (the Funds) / the Counterparties	0	0
Net Amounts	231,383	0
ProShares UltraShort Silver [Member] | Citibank N.A. [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	221,841	(367,632)
Financial Instruments for the Benefit of (the Funds) / the Counterparties	0	367,632
Cash Collateral for the Benefit of (the Funds) / the Counterparties	0	0
Net Amounts	221,841	0
ProShares UltraShort Silver [Member] | Goldman Sachs International [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	808,139	(486,710)
Financial Instruments for the Benefit of (the Funds) / the Counterparties	(510,736)	368,710
Cash Collateral for the Benefit of (the Funds) / the Counterparties	0	118,000
Net Amounts	297,403	0
ProShares UltraShort Silver [Member] | Morgan Stanley & Co. International PLC [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	638,732	(385,104)
Financial Instruments for the Benefit of (the Funds) / the Counterparties	0	0
Cash Collateral for the Benefit of (the Funds) / the Counterparties	(381,000)	385,104
Net Amounts	257,732	0
ProShares UltraShort Silver [Member] | UBS AG [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	204,326	(681,968)
Financial Instruments for the Benefit of (the Funds) / the Counterparties	0	681,968
Cash Collateral for the Benefit of (the Funds) / the Counterparties	0	0
Net Amounts	204,326	0
ProShares UltraShort Yen [Member] | Goldman Sachs International [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	162,849	312,169
Financial Instruments for the Benefit of (the Funds) / the Counterparties	0	(302,523)
Cash Collateral for the Benefit of (the Funds) / the Counterparties	0	0
Net Amounts	162,849	9,646
ProShares UltraShort Yen [Member] | UBS AG [Member]
Cash Collateral for the Benefit of (the Funds) / the Counterparties
Amounts of Recognized Assets / (Liabilities) presented in the Statements of Financial Condition	806,656	557,411
Financial Instruments for the Benefit of (the Funds) / the Counterparties	(806,656)	0
Cash Collateral for the Benefit of (the Funds) / the Counterparties	0	(520,000)
Net Amounts	$ 0	$ 37,411

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