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Organization - Additional Information (Detail)
12 Months Ended
Dec. 31, 2025
USD ($)
Trust
shares
Subsidiary, Sale of Stock [Line Items]  
Number of Reportable Segments | Trust 16
Period for expected multiple returns 1 day
ProShares UltraShort Bloomberg Crude Oil [Member]  
Subsidiary, Sale of Stock [Line Items]  
Share issued, shares | shares 14
Shares issued, value | $ $ 350
ProShares UltraShort Gold [Member]  
Subsidiary, Sale of Stock [Line Items]  
Share issued, shares | shares 14
Shares issued, value | $ $ 350
ProShares UltraShort Silver [Member]  
Subsidiary, Sale of Stock [Line Items]  
Share issued, shares | shares 14
Shares issued, value | $ $ 350
ProShares UltraShort Euro [Member]  
Subsidiary, Sale of Stock [Line Items]  
Share issued, shares | shares 14
Shares issued, value | $ $ 350
ProShares UltraShort Yen [Member]  
Subsidiary, Sale of Stock [Line Items]  
Share issued, shares | shares 14
Shares issued, value | $ $ 350
ProShares Ultra Bloomberg Crude Oil [Member]  
Subsidiary, Sale of Stock [Line Items]  
Share issued, shares | shares 14
Shares issued, value | $ $ 350
ProShares Ultra Gold [Member]  
Subsidiary, Sale of Stock [Line Items]  
Share issued, shares | shares 14
Shares issued, value | $ $ 350
ProShares Ultra Silver [Member]  
Subsidiary, Sale of Stock [Line Items]  
Share issued, shares | shares 14
Shares issued, value | $ $ 350
ProShares Ultra Euro [Member]  
Subsidiary, Sale of Stock [Line Items]  
Share issued, shares | shares 14
Shares issued, value | $ $ 350
ProShares Ultra Yen [Member]  
Subsidiary, Sale of Stock [Line Items]  
Share issued, shares | shares 14
Shares issued, value | $ $ 350