Schedule of Investments (Unaudited) - Treasury Bills and Affiliated Investments - USD ($)		Jun. 30, 2025		Dec. 31, 2024
Schedule of Investments [Line Items]
Investments in Securities, Value		$ 206,593,618		$ 208,478,795
Investments in Securities, Cost				$ 53,447,148
Investment, Identifier [Axis]: Affiliated Investments, Exchange-Traded Fund, Invesco Short Term Treasury ETF
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity		23.65%	[1],[2]	25.46%	[3],[4]
Investments in Securities, Value		$ 53,983,710	[1],[2]	$ 54,014,400	[3],[4]
Principal Value, Shares		511,500	[1],[2]	511,500	[3],[4]
Affiliated Investments, Cost		$ 53,954,170	[1],[2]	$ 53,954,170	[3],[4]
Investment, Identifier [Axis]: Affiliated Investments, Money Market Mutual Fund, Invesco Government & Agency Portfolio, Institutional Class
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity		66.87%	[5]	47.61%	[3],[6]
Investments in Securities, Value		$ 152,609,908	[5]	$ 100,993,456	[3],[6]
Principal Value, Shares		152,609,908	[5]	100,993,456	[3],[6]
Investment Interest Rate		4.26%	[5]	4.43%	[3],[6]
Investment Maturity Date		Jun. 30, 2025	[2],[5]	Dec. 31, 2024	[3],[6]
Affiliated Investments, Cost		$ 152,609,908	[5]	$ 100,993,456	[3],[6]
Investment, Identifier [Axis]: United States Treasury Obligations, U.S. Treasury Bill, 4.230% due April 3, 2025
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity	[7]			18.66%
Investments in Securities, Value	[7]			$ 39,573,344
United States Treasury Obligations, Principal Value	[7]			$ 40,000,000
Investment Interest Rate	[7]			4.23%
Investment Maturity Date	[7]			Apr. 03, 2025
Investment, Identifier [Axis]: United States Treasury Obligations, U.S. Treasury Bill, 4.400% due March 6, 2025
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity	[7]			6.55%
Investments in Securities, Value	[7]			$ 13,897,595
United States Treasury Obligations, Principal Value	[7]			$ 14,000,000
Investment Interest Rate	[7]			4.40%
Investment Maturity Date	[7]			Mar. 06, 2025
Securities Investment
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity				98.28%
Investments in Securities, Value				$ 208,478,795
Investments in Securities, Cost				$ 208,394,774
US Treasury Securities
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity	[7]			25.21%
Investments in Securities, Value	[7]			$ 53,470,939
Investments in Securities, Cost	[7]			$ 53,447,148
Affiliated Investments
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity		90.52%		73.07%
Investments in Securities, Value		$ 206,593,618		$ 155,007,856
Affiliated Investments, Cost		$ 206,564,078		$ 154,947,626

[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] All or a portion of the value was pledged as collateral to cover margin requirements for open futures contracts. See Note 2K.

[3] 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.

[4] All or a portion of the value was pledged as collateral to cover margin requirements for open futures contracts. See Note 2K.

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

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

[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.