Schedule of Investments - Treasury Bills and Money Market Fund - USD ($)		Dec. 31, 2024		Dec. 31, 2023
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity		98.89%		100.54%
Investments in Securities, Value		$ 1,269,897,511		$ 1,692,470,773
Investments in Securities, Cost		$ 1,269,134,948		$ 1,691,344,447
Investment, Identifier [Axis]: Affiliated Investments
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity		68.27%		53.95%
Investments in Securities, Value		$ 876,644,367		$ 908,120,125
Affiliated Investments, at Cost		$ 876,300,343		$ 907,765,903
Investment, Identifier [Axis]: Affiliated Investments Exchange-Traded Fund Invesco Short Term Treasury ETF
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity		16.78%	[1]	12.80%	[2],[3]
Investments in Securities, Value		$ 215,371,200	[1]	$ 215,381,398	[2],[3]
Investments in Securities, Shares		2,039,500	[1]	2,039,500	[2],[3]
Investments in Securities, Cost		$ 215,027,176	[1]	$ 215,027,176	[2],[3]
Investment, Identifier [Axis]: Affiliated Investments Money Market Mutual Fund Invesco Government & Agency Portfolio, Institutional Class
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity		51.49%	[1],[4]	41.15%	[2],[5]
Investments in Securities, Value		$ 661,273,167	[1],[4]	$ 692,738,727	[2],[5]
Investment Interest Rate		4.43%	[1],[4]	5.29%	[2],[5]
Investments in Securities, Shares		661,273,167	[1],[4]	692,738,727	[2],[5]
Affiliated Investments, at Cost		$ 661,273,167	[1],[4]	$ 692,738,727	[2],[5]
Investment, Identifier [Axis]: United States Treasury Obligations
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity		30.62%	[6]	46.59%	[7]
Investments in Securities, Value		$ 393,253,144	[6]	$ 784,350,648	[7]
Investments in Securities, Cost		392,834,605	[6]	783,578,544	[7]
Restricted for maintenance margin		$ 393,200,000		$ 391,640,000
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	[6],[8]	30.62%
Investments in Securities, Value	[6],[8]	$ 393,253,144
United States Treasury Obligations, Principal Value	[6],[8]	$ 400,000,000
Investment Interest Rate	[6],[8]	4.34%
Investment Maturity Date	[6],[8]	May 29, 2025
Investment, Identifier [Axis]: United States Treasury Obligations U.S. Treasury Bill, 5.190% due June 6, 2024
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity	[7]			5.81%
Investments in Securities, Value	[7]			$ 97,813,833
United States Treasury Obligations, Principal Value	[7]			$ 100,000,000
Investment Interest Rate	[7]			5.19%
Investment Maturity Date	[7]			Jun. 06, 2024
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	[7],[9]			34.90%
Investments in Securities, Value	[7],[9]			$ 587,475,930
United States Treasury Obligations, Principal Value	[7],[9]			$ 600,000,000
Investment Interest Rate	[7],[9]			5.24%
Investment Maturity Date	[7],[9]			May 30, 2024
Investment, Identifier [Axis]: United States Treasury Obligations U.S. Treasury Bill, 5.250% due March 7, 2024
Schedule of Investments [Line Items]
Percentage of Shareholders' Equity	[7]			5.88%
Investments in Securities, Value	[7]			$ 99,060,885
United States Treasury Obligations, Principal Value	[7]			$ 100,000,000
Investment Interest Rate	[7]			5.25%
Investment Maturity Date	[7]			Mar. 07, 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] 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.

[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] 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.

[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] United States Treasury Obligations of $393,200,000 are on deposit with the Commodity Broker and held as maintenance margin for open futures contracts.

[9] United States Treasury Obligations of $391,640,000 are on deposit with the Commodity Broker and held as maintenance margin for open futures contracts.