Schedule of Investments (Unaudited) - Treasury Bills and Money Market Fund - USD ($) | Mar. 31, 2022 | Dec. 31, 2021 |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | | 96.60% | | 100.16% | |
United States Treasury Obligations, Value | | $ 159,768,577 | | $ 92,006,259 | |
Affiliated Investments, Value | | 780,011,295 | | 626,458,758 | |
Investments in Securities, Value | | 939,779,872 | | 718,465,017 | |
Investments in Securities, Cost | | 939,895,884 | | 718,493,794 | |
Affiliated Investments, at Cost | | 780,076,997 | | 626,489,060 | |
Restricted for maintenance margin | | $ 44,861,500 | | $ 27,997,200 | |
Affiliated Investments [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | | 80.18% | | 87.33% | |
Affiliated Investments, Value | | $ 780,011,295 | | $ 626,458,758 | |
Affiliated Investments, at Cost | | $ 780,076,997 | | $ 626,489,060 | |
U.S. Treasury Bills, 0.170% due April 21, 2022 [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [1] | 3.60% | | | |
United States Treasury Obligations, Value | [1] | $ 34,997,618 | | | |
United States Treasury Obligations, Principal Value | [1] | $ 35,000,000 | | | |
Investment Interest Rate | [1] | 0.17% | | | |
Investment Maturity Date | [1] | Apr. 21, 2022 | | | |
U.S. Treasury Bills, 0.440% due May 19, 2022 [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [1] | 2.57% | | | |
United States Treasury Obligations, Value | [1] | $ 24,992,000 | | | |
United States Treasury Obligations, Principal Value | [1] | $ 25,000,000 | | | |
Investment Interest Rate | [1] | 0.44% | | | |
Investment Maturity Date | [1] | May 19, 2022 | | | |
U.S. Treasury Bills, 0.380% due June 9, 2022 [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [1] | 2.05% | | | |
United States Treasury Obligations, Value | [1] | $ 19,985,702 | | | |
United States Treasury Obligations, Principal Value | [1] | $ 20,000,000 | | | |
Investment Interest Rate | [1] | 0.38% | | | |
Investment Maturity Date | [1] | Jun. 9, 2022 | | | |
U.S. Treasury Bills, 0.365% due July 21, 2022 [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [1] | 3.59% | | | |
United States Treasury Obligations, Value | [1] | $ 34,928,640 | | | |
United States Treasury Obligations, Principal Value | [1] | $ 35,000,000 | | | |
Investment Interest Rate | [1] | 0.365% | | | |
Investment Maturity Date | [1] | Jul. 21, 2022 | | | |
U.S. Treasury Bills, 0.500% due August 4, 2022 [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [1],[2] | 2.05% | | | |
United States Treasury Obligations, Value | [1],[2] | $ 19,944,896 | | | |
United States Treasury Obligations, Principal Value | [1],[2] | $ 20,000,000 | | | |
Investment Interest Rate | [1],[2] | 0.50% | | | |
Investment Maturity Date | [1],[2] | Aug. 4, 2022 | | | |
U.S. Treasury Bills, 0.770% due August 18, 2022 [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [1],[2] | 2.56% | | | |
United States Treasury Obligations, Value | [1],[2] | $ 24,919,721 | | | |
United States Treasury Obligations, Principal Value | [1],[2] | $ 25,000,000 | | | |
Investment Interest Rate | [1],[2] | 0.77% | | | |
Investment Maturity Date | [1],[2] | Aug. 18, 2022 | | | |
United States Treasury Obligations [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [1] | 16.42% | | 12.83% | |
United States Treasury Obligations, Value | [1] | $ 159,768,577 | | $ 92,006,259 | |
Investments in Securities, Cost | | 159,818,887 | [1] | 92,004,734 | |
Exchange-Traded Fund [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Affiliated Investments, at Cost | [3] | $ 49,885,302 | | $ 49,885,302 | |
Exchange-Traded Fund [Member] | Affiliated Investments [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [3] | 5.12% | | 6.95% | |
Affiliated Investments, Value | [3] | $ 49,819,600 | | $ 49,855,000 | |
Affiliated Investments, Shares | [3] | 472,000 | | 472,000 | |
Money Market Mutual Fund - Invesco Government & Agency Portfolio, Institutional Class [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Investment Interest Rate | [3] | 0.25% | [4] | 0.03% | [5] |
Investments in Securities, Cost | [3] | $ 730,191,695 | [4] | $ 576,603,758 | [5] |
Money Market Mutual Fund - Invesco Government & Agency Portfolio, Institutional Class [Member] | Affiliated Investments [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [3],[4] | 75.06% | | | |
Affiliated Investments, Value | | $ 730,191,695 | [3],[4] | $ 576,603,758 | |
Affiliated Investments, Shares | [3],[4] | 730,191,695 | | | |
U.S. Treasury Bills, 0.040% due January 6, 2022 [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [1] | | | 3.76% | |
United States Treasury Obligations, Value | [1] | | | $ 27,000,002 | |
United States Treasury Obligations, Principal Value | [1] | | | $ 27,000,000 | |
Investment Interest Rate | [1] | | | 0.04% | |
Investment Maturity Date | [1] | | | Jan. 6, 2022 | |
U.S. Treasury Bills, 0.055% due January 20, 2022 [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [1] | | | 2.79% | |
United States Treasury Obligations, Value | [1] | | | $ 19,999,929 | |
United States Treasury Obligations, Principal Value | [1] | | | $ 20,000,000 | |
Investment Interest Rate | [1] | | | 0.055% | |
Investment Maturity Date | [1] | | | Jan. 20, 2022 | |
U.S. Treasury Bills, 0.050% due February 3, 2022 [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [1],[6] | | | 3.91% | |
United States Treasury Obligations, Value | [1],[6] | | | $ 28,007,497 | |
United States Treasury Obligations, Principal Value | [1],[6] | | | $ 28,008,100 | |
Investment Interest Rate | [1],[6] | | | 0.05% | |
Investment Maturity Date | [1],[6] | | | Feb. 3, 2022 | |
U.S. Treasury Bills, 0.070% due March 10, 2022 [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [1],[6] | | | 2.37% | |
United States Treasury Obligations, Value | [1],[6] | | | $ 16,998,831 | |
United States Treasury Obligations, Principal Value | [1],[6] | | | $ 17,000,000 | |
Investment Interest Rate | [1],[6] | | | 0.07% | |
Investment Maturity Date | [1],[6] | | | Mar. 10, 2022 | |
Money Market Funds | Affiliated Investments [Member] | | | | | |
Schedule of Investments [Line Items] | | | | | |
Percentage of Shareholders' Equity | [3],[5] | | | 80.38% | |
Affiliated Investments, Value | [3],[5] | | | $ 576,603,758 | |
Affiliated Investments, Shares | [3],[5] | | | 576,603,758 | |
| |
[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] | United States Treasury Obligations of $44,861,500 are on deposit with the Commodity Broker and held as maintenance margin for open futures contracts. | |
[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] | The rate shown is the 7-day SEC standardized yield as of March 31, 2022. | |
[5] | The rate shown is the 7-day SEC standardized yield as of December 31, 2021. | |
[6] | United States Treasury Obligations of $27,997,200 are on deposit with the Commodity Broker and held as maintenance margin for open futures contracts. | |