v3.24.0.1

Financial Highlights - Per Share Operating Performance (Parenthetical) (Detail)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
ProShares Short Euro [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses			0.95%
ProShares Short VIX Short-Term Futures ETF [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses	0.95%	0.95%	0.95%
ProShares Ultra Bloomberg Crude Oil [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses	0.95%	0.95%	0.95%
ProShares Ultra Bloomberg Natural Gas [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses	0.95%	0.95%	0.95%
ProShares Ultra Euro [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses	0.95%	0.95%	0.95%
ProShares Ultra Gold [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses	0.95%	0.95%	0.95%
ProShares Ultra Silver [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses	0.95%	0.95%	0.95%
ProShares Ultra VIX Short-Term Futures ETF [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses	0.95%	0.95%	0.95%
ProShares Ultra Yen [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses	0.95%	0.95%	0.95%
ProShares UltraShort Australian Dollar [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses			0.95%
ProShares UltraShort Bloomberg Crude Oil [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses	0.95%	0.95%	0.95%
ProShares UltraShort Bloomberg Natural Gas [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses	0.95%	0.95%	0.95%
ProShares UltraShort Euro [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses	0.95%	0.95%	0.95%
ProShares UltraShort Gold [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses	0.95%	0.95%	0.95%
ProShares UltraShort Silver [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses	0.95%	0.95%	0.95%
ProShares UltraShort Yen [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses	0.95%	0.95%	0.95%
ProShares VIX Mid-Term Futures ETF [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses	0.85%	0.85%	0.85%
ProShares VIX Short-Term Futures ETF [Member]
Investment Company, Financial Highlights [Line Items]
Expense ratio, excluding non-recurring fees and expenses	0.85%	0.85%	0.85%

X

- Definition

Represents Percentage, after deduction of fee waiver and before deduction of Nonrecurring fees and expenses average net assets.

+ References

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
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-Name Accounting Standards Codification
-Section 50
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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Reference 6: http://www.xbrl.org/2003/role/disclosureRef
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Reference 7: http://www.xbrl.org/2003/role/disclosureRef
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Reference 8: http://www.xbrl.org/2003/role/disclosureRef
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Reference 9: http://www.xbrl.org/2003/role/disclosureRef
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Reference 10: http://www.xbrl.org/2003/role/disclosureRef
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Reference 11: http://www.xbrl.org/2003/role/disclosureRef
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