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Schedule of Investments - Treasury Bills and Money Market Fund - USD ($) | Dec. 31, 2024 | Dec. 31, 2023
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Schedule of Investments [Line Items] |  |  |  |  |
United States Treasury Obligations, Value |  | $ 54,072,308 |  | $ 53,851,960 |
Investments in Securities, Value |  | $ 154,307,059 |  | $ 148,120,840 |
Investment, Identifier [Axis]: Affiliated Investments |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |
Percentage of Shareholders' Equity |  | 64.74% |  | 63.92% |
Investments in Securities, Value |  | $ 100,234,751 |  | $ 94,268,880 |
Investments in Securities, Cost |  | $ 100,206,985 |  | $ 94,240,094 |
Investment, Identifier [Axis]: Affiliated Investments Exchange-Traded Fund Invesco Short Term Treasury ETF |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |
Percentage of Shareholders' Equity |  | 13.91% | [1] | 14.60% | [2],[3]
Investments in Securities, Value |  | $ 21,531,840 | [1] | $ 21,532,860 | [2],[3]
Investments in Securities, Shares |  | 203,900 | [1] | 203,900 | [2],[3]
Investments in Securities, Cost |  | $ 21,504,074 | [1] | $ 21,504,074 | [2],[3]
Investment, Identifier [Axis]: Affiliated Investments Money Market Mutual Fund Invesco Government & Agency Portfolio, Institutional Class, 4.43% |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |
Percentage of Shareholders' Equity | [1],[4] | 50.83% |  |  |
Investments in Securities, Value | [1],[4] | $ 78,702,911 |  |  |
Investments in Securities, Shares | [1],[4] | 78,702,911 |  |  |
Investment Interest Rate | [1],[4] | 4.43% |  |  |
Investments in Securities, Cost | [1],[4] | $ 78,702,911 |  |  |
Investment, Identifier [Axis]: Affiliated Investments Money Market Mutual Fund Invesco Government & Agency Portfolio, Institutional Class, 5.29% |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |
Percentage of Shareholders' Equity | [2],[5] |  |  | 49.32% |
Investments in Securities, Value | [2],[5] |  |  | $ 72,736,020 |
Investments in Securities, Shares | [2],[5] |  |  | 72,736,020 |
Investment Interest Rate | [2],[5] |  |  | 5.29% |
Investments in Securities, Cost | [3],[6] |  |  | $ 72,736,020 |
Investment, Identifier [Axis]: Investments in Securities |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |
Percentage of Shareholders' Equity |  | 99.66% |  | 100.43% |
Investments in Securities, Value |  | $ 154,307,059 |  | $ 148,120,840 |
Investments in Securities, Cost |  | $ 154,221,743 |  | $ 148,033,641 |
Investment, Identifier [Axis]: United States Treasury Obligations |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |
Percentage of Shareholders' Equity |  | 34.92% | [7] | 36.51% | [8]
United States Treasury Obligations, Value |  | $ 54,072,308 | [7] | $ 53,851,960 | [8]
Investments in Securities, Cost |  | 54,014,758 | [7] | 53,793,547 | [8]
Restricted for maintenance margin |  | $ 24,575,000 |  | $ 24,477,500 |
Investment, Identifier [Axis]: United States Treasury Obligations U.S. Treasury Bill, 4.340% due May 29, 2025 |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |
Percentage of Shareholders' Equity | [7],[9] | 34.92% |  |  |
United States Treasury Obligations, Value | [7],[9] | $ 54,072,308 |  |  |
United States Treasury Obligations, Principal Value | [7],[9] | $ 55,000,000 |  |  |
Investment Interest Rate | [7],[9] | 4.34% |  |  |
Investment Maturity Date | [7],[9] | May 29, 2025 |  |  |
Investment, Identifier [Axis]: United States Treasury Obligations U.S. Treasury Bill, 5.240% due May 30, 2024 |  |  |  |  |
Schedule of Investments [Line Items] |  |  |  |  |
Percentage of Shareholders' Equity | [3],[8] |  |  | 36.51% |
United States Treasury Obligations, Value | [3],[8] |  |  | $ 53,851,960 |
United States Treasury Obligations, Principal Value | [3],[8] |  |  | $ 55,000,000 |
Investment Interest Rate | [3],[8] |  |  | 5.24% |
Investment Maturity Date | [3],[8] |  |  | May 30, 2024 |
[1] | Affiliated issuer. The issuer and/or the Fund is a wholly-owned subsidiary of Invesco Ltd., or is affiliated by having an investment adviser that is under common control of Invesco Ltd. See Note 8.
[2] | Affiliated issuer. The issuer and/or the Fund is a wholly-owned subsidiary of Invesco Ltd., or is affiliated by having an investment adviser that is under common control of Invesco Ltd. See Note 8.
[3] | United States Treasury Obligations of $24,477,500 are on deposit with the Commodity Broker and held as maintenance margin for open futures contracts.
[4] | The rate shown is the 7-day SEC standardized yield as of December 31, 2024.
[5] | The rate shown is the 7-day SEC standardized yield as of December 31, 2023.
[6] | Effective after the close of markets on August 25, 2023, the fund’s name changed from Invesco Treasury Collateral ETF to Invesco Short Term Treasury ETF.
[7] | Security may be traded on a discount basis. The interest rate shown represents the discount rate at the most recent auction date of the security prior to period end.
[8] | Security may be traded on a discount basis. The interest rate shown represents the discount rate at the most recent auction date of the security prior to period end.
[9] | United States Treasury Obligations of $24,575,000 are on deposit with the Commodity Broker and held as maintenance margin for open futures contracts.

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