Schedules of Investments (Unaudited) - Investments (Details) (Parentheticals) - USD ($) | Sep. 30, 2022 | Dec. 31, 2021 |
Cost of short-term investments | | $ 1,318,043,188 | $ 1,412,781,989 |
Liabilities percentage of net asset value | | (0.32%) | (4.65%) |
Total percentage of net asset value | | 100% | 100% |
United States Treasury Bills 2.33% – 2.41% due 10/04/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | Oct. 04, 2022 | |
United States Treasury Bills 2.33% – 2.41% due 10/04/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.33% | |
United States Treasury Bills 2.33% – 2.41% due 10/04/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.41% | |
United States Treasury Bills 0.03% – 0.04% due 1/04/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | | Jan. 04, 2022 |
United States Treasury Bills 0.03% – 0.04% due 1/04/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.03% |
United States Treasury Bills 0.03% – 0.04% due 1/04/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.04% |
United States Treasury Bills 2.25% – 2.27% due 10/06/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.27% | |
United States Treasury Bills 2.25% – 2.27% due 10/06/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.25% | |
United States Treasury Bills 2.25% – 2.27% due 10/06/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | Oct. 06, 2022 | |
United States Treasury Bills 0.03% - 0.04% Due 1/06/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | | Jan. 06, 2022 |
United States Treasury Bills 0.03% - 0.04% Due 1/06/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.03% |
United States Treasury Bills 0.03% - 0.04% Due 1/06/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.04% |
United States Treasury Bills 2.30% – 2.44% due 10/11/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | Oct. 11, 2022 | |
United States Treasury Bills 2.30% – 2.44% due 10/11/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.30% | |
United States Treasury Bills 2.30% – 2.44% due 10/11/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.44% | |
United States Treasury Bills 0.03% Due 1/11/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.03% |
U.S. Treasury bills and notes, due date | [1],[2] | | Jan. 11, 2022 |
United States Treasury Bills 0.04% - 0.05% Due 1/25/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | | Jan. 25, 2022 |
United States Treasury Bills 0.04% - 0.05% Due 1/25/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.04% |
United States Treasury Bills 0.04% - 0.05% Due 1/25/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.05% |
United States Treasury Bills 2.49% – 2.53% due 10/18/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | Oct. 18, 2022 | |
United States Treasury Bills 2.49% – 2.53% due 10/18/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.49% | |
United States Treasury Bills 2.49% – 2.53% due 10/18/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.53% | |
United States Treasury Bills 0.03% - 0.06% Due 2/01/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | | Feb. 01, 2022 |
United States Treasury Bills 0.03% - 0.06% Due 2/01/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.03% |
United States Treasury Bills 0.03% - 0.06% Due 2/01/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.06% |
United States Treasury Bills 2.41% – 2.48% due 10/20/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | Oct. 20, 2022 | |
United States Treasury Bills 2.41% – 2.48% due 10/20/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.41% | |
United States Treasury Bills 2.41% – 2.48% due 10/20/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.48% | |
United States Treasury Bills 0.05% Due 2/03/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.05% |
U.S. Treasury bills and notes, due date | [1],[2] | | Feb. 03, 2022 |
United States Treasury Bills 2.62% due 10/25/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.62% | |
U.S. Treasury bills and notes, due date | [1],[2] | Oct. 25, 2022 | |
United States Treasury Bills 0.03% - 0.05% Due 2/08/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | | Feb. 08, 2022 |
United States Treasury Bills 0.03% - 0.05% Due 2/08/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.03% |
United States Treasury Bills 0.03% - 0.05% Due 2/08/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.05% |
United States Treasury Bills 2.52% due 10/27/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.52% | |
U.S. Treasury bills and notes, due date | [1],[2] | Oct. 27, 2022 | |
United States Treasury Bills 0.05% Due 2/10/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.05% |
U.S. Treasury bills and notes, due date | [1],[2] | | Feb. 10, 2022 |
United States Treasury Bills 2.66% due 11/01/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.66% | |
U.S. Treasury bills and notes, due date | [1],[2] | Nov. 01, 2022 | |
United States Treasury Bills 0.03% - 0.05% Due 2/15/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | | Feb. 15, 2022 |
United States Treasury Bills 0.03% - 0.05% Due 2/15/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.03% |
United States Treasury Bills 0.03% - 0.05% Due 2/15/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.05% |
United States Treasury Bills 2.63% due 11/03/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.63% | |
U.S. Treasury bills and notes, due date | [1],[2] | Nov. 03, 2022 | |
United States Treasury Bills 0.03% - 0.05% Due 2/17/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | | Feb. 17, 2022 |
United States Treasury Bills 0.03% - 0.05% Due 2/17/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.03% |
United States Treasury Bills 0.03% - 0.05% Due 2/17/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.05% |
United States Treasury Bills 2.58% – 2.78% due 11/08/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | Nov. 08, 2022 | |
United States Treasury Bills 2.58% – 2.78% due 11/08/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.58% | |
United States Treasury Bills 2.58% – 2.78% due 11/08/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.78% | |
United States Treasury Bills 0.03% - 0.04% Due 2/22/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | | Feb. 22, 2022 |
United States Treasury Bills 0.03% - 0.04% Due 2/22/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.03% |
United States Treasury Bills 0.03% - 0.04% Due 2/22/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.04% |
United States Treasury Bills 2.54% due 11/10/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.54% | |
U.S. Treasury bills and notes, due date | [1],[2] | Nov. 10, 2022 | |
United States Treasury Bills 0.04% - 0.05% Due 2/24/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | | Feb. 24, 2022 |
United States Treasury Bills 0.04% - 0.05% Due 2/24/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.04% |
United States Treasury Bills 0.04% - 0.05% Due 2/24/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.05% |
United States Treasury Bills 2.58% – 2.90% due 11/15/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | Nov. 15, 2022 | |
United States Treasury Bills 2.58% – 2.90% due 11/15/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.58% | |
United States Treasury Bills 2.58% – 2.90% due 11/15/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.90% | |
United States Treasury Bills 0.05% - 0.06% Due 3/1/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | | Mar. 01, 2022 |
United States Treasury Bills 0.05% - 0.06% Due 3/1/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.05% |
United States Treasury Bills 0.05% - 0.06% Due 3/1/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.06% |
United States Treasury Bills 2.62% – 2.69% due 11/17/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | Nov. 17, 2022 | |
United States Treasury Bills 2.62% – 2.69% due 11/17/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.62% | |
United States Treasury Bills 2.62% – 2.69% due 11/17/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.69% | |
United States Treasury Bills 0.04% - 0.06% Due 3/03/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | | Mar. 03, 2022 |
United States Treasury Bills 0.04% - 0.06% Due 3/03/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.04% |
United States Treasury Bills 0.04% - 0.06% Due 3/03/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.06% |
United States Treasury Bills 2.62% – 2.70% due 11/22/22 [Member] | | | |
U.S. Treasury bills and notes, due date | [1],[2] | Nov. 22, 2022 | |
United States Treasury Bills 2.62% – 2.70% due 11/22/22 [Member] | Minimum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.62% | |
United States Treasury Bills 2.62% – 2.70% due 11/22/22 [Member] | Maximum [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.70% | |
United States Treasury Bills 0.05% Due 3/08/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.05% |
U.S. Treasury bills and notes, due date | [1],[2] | | Mar. 08, 2022 |
United States Treasury Bills 2.91% due 12/01/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.91% | |
U.S. Treasury bills and notes, due date | [1],[2] | Dec. 01, 2022 | |
United States Treasury Bills 0.04% Due 3/10/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.04% |
U.S. Treasury bills and notes, due date | [1],[2] | | Mar. 10, 2022 |
United States Treasury Bills 2.94% due 12/06/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 2.94% | |
U.S. Treasury bills and notes, due date | [1],[2] | Dec. 06, 2022 | |
United States Treasury Bills 0.05% Due 3/15/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.05% |
U.S. Treasury bills and notes, due date | [1],[2] | | Mar. 15, 2022 |
United States Treasury Bills 3.23% due 12/22/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | 3.23% | |
U.S. Treasury bills and notes, due date | [1],[2] | Dec. 22, 2022 | |
United States Treasury Bills 0.06% Due 3/17/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.06% |
U.S. Treasury bills and notes, due date | [1],[2] | | Mar. 17, 2022 |
US Treasury Bill Securities [Member] | | | |
Cost of short-term investments | | $ 1,440,833,981 | $ 1,498,362,211 |
Percentage of net asset value | | 100.32% | 104.65% |
United States Treasury Bills 0.08% Due 3/24/22 [Member] | | | |
U.S. Treasury bills and notes, effective rate | [1],[2] | | 0.08% |
U.S. Treasury bills and notes, due date | [1],[2] | | Mar. 24, 2022 |
| |
[1]A portion of the above U.S. Treasury bills are posted as margin for the Trust’s Index Futures positions as described in Note 2D.[2]Rates shown are discount rates paid at the time of purchase. | |