Schedule of Investments (Unaudited) - Treasury Bills and Money Market Fund - USD ($)		Jun. 30, 2025	Dec. 31, 2024
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity			99.37%
United States Treasury Obligations, Value			$ 147,708,743
Investments in Securities, Value			426,822,433
Total Investments in Securities			426,822,433
Investments in Securities, Cost			$ 426,664,868
United States Treasury Obligations [Member]
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity	[1]		34.39%
United States Treasury Obligations, Value	[1]		$ 147,708,743
Investments in Securities, Cost	[1]		$ 147,551,178
Investment, Identifier [Axis]: Affiliated Investments Money Market Mutual Fund Invesco Government & Agency Portfolio, Institutional Class, 4.26%
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity	[2],[3]	100.87%
United States Treasury Obligations, Value	[2],[3]	$ 203,374,505
Affiliated Investments, Shares	[2],[3]	203,374,505
Investment Interest Rate	[2],[3]	4.26%
Investment Maturity Date		Jun. 30, 2025
Affiliated Investments, at Cost	[2],[3]	$ 203,374,505
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	[4],[5]		64.98%
Affiliated Investments, Shares	[4],[5]		279,113,690
Investments in Securities, Value	[4],[5]		$ 279,113,690
Investment Interest Rate	[4],[5]		4.43%
Investment Maturity Date			Dec. 31, 2024
Affiliated Investments, at Cost	[4],[5]		$ 279,113,690
Investment, Identifier [Axis]: U.S. Treasury Bills, 4.400% due March 6, 2025
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity	[1]		5.78%
United States Treasury Obligations, Value	[1]		$ 24,817,135
United States Treasury Obligations, Principal Value	[1]		$ 25,000,000
Investment Interest Rate	[1]		4.40%
Investment Maturity Date	[1]		Mar. 06, 2025
Investment, Identifier [Axis]: United States Treasury Obligations U.S. Treasury Bills, 4.340% due May 29, 2025
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity	[1]		28.61%
United States Treasury Obligations, Value	[1]		$ 122,891,608
United States Treasury Obligations, Principal Value	[1]		$ 125,000,000
Investment Interest Rate	[1],[6]		4.34%
Investment Maturity Date	[1],[6]		May 29, 2025

[1] 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.

[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] The rate shown is the 7-day SEC standardized yield as of June 30, 2025.

[4] 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.

[5] The rate shown is the 7-day SEC standardized yield as of December 31, 2024.

[6] United States Treasury Obligations of $19,660,000 are on deposit with the Commodity Broker and held as maintenance margin for open futures contracts.