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v3.25.4

Significant Accounting Policies - Additional Information (Detail) | 12 Months Ended
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Dec. 31, 2025
Minimum [Member] | Matching VIX Funds [Member] |
Significant Accounting Policies [Line Items] |
Percentage of brokerage commissions exceed variable create/redeem fees | 0.02%

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- Definition Percentage of brokerage commissions exceed variable create/redeem fees. + References No definition available. + Details
Name: | agq_PercentageOfBrokerageCommissionsExceedVariableCreateOrRedeemFees
Namespace Prefix: | agq_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

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- Definition Significant accounting policies. + References No definition available. + Details
Name: | agq_SignificantAccountingPoliciesLineItems
Namespace Prefix: | agq_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=agq_MatchingVIXFundsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |