| Investment [Table Text Block] |
| Security Description | | Face Amount | | | Fair Value | |
| U.S. Treasury bills(a)(b) | | | | | | | | |
| 3.71% – 3.76% due 10/06/26 | | $ | 81,004,000 | | | $ | 80,961,660 | |
| 3.75% – 3.79% due 10/08/26 | | | 68,594,000 | | | | 68,543,392 | |
| 3.71% – 3.79% due 10/13/26 | | | 95,585,000 | | | | 95,463,709 | |
| 3.75% – 3.76% due 10/15/26 | | | 40,720,000 | | | | 40,659,635 | |
| 3.72% – 3.84% due 10/20/26 | | | 70,149,000 | | | | 70,007,149 | |
| 3.87% due 10/22/26 | | | 60,961,000 | | | | 60,824,533 | |
| 3.79% – 3.81% due 10/27/26 | | | 51,879,000 | | | | 51,735,249 | |
| 3.80% – 3.81% due 11/03/26 | | | 113,000,000 | | | | 112,596,739 | |
| 3.79% – 3.82% due 11/05/26 | | | 54,276,000 | | | | 54,069,888 | |
| 3.93% due 11/10/26 | | | 26,500,000 | | | | 26,384,529 | |
| 3.79% due 11/12/26 | | | 40,000,000 | | | | 39,815,768 | |
| 3.99% – 4.01% due 11/17/26 | | | 39,228,000 | | | | 39,026,081 | |
| 3.77% – 3.79% due 11/19/26 | | | 45,757,000 | | | | 45,510,110 | |
| 3.78% – 3.99% due 11/27/26 | | | 47,339,000 | | | | 47,039,013 | |
| 3.83% due 12/03/26 | | | 25,000,000 | | | | 24,825,508 | |
| 3.93% – 4.09% due 12/10/26 | | | 35,641,000 | | | | 35,366,107 | |
| 4.06% due 12/17/26 | | | 25,000,000 | | | | 24,787,448 | |
| 4.10% due 12/24/26 | | | 23,379,000 | | | | 23,162,078 | |
| 4.01% – 4.14% due 1/05/27 | | | 50,000,000 | | | | 49,460,786 | |
| 4.18% due 1/19/27 | | | 25,000,000 | | | | 24,688,618 | |
| 4.25% due 1/26/27 | | | 2,556,000 | | | | 2,522,044 | |
| Total U.S. Treasury bills (Cost: $1,017,574,848) | | | | | | | 1,017,450,044 | |
| | | | | | | | | |
| Total Investments – 99.03% | | | | | | | 1,017,450,044 | |
| Other Assets, Less Liabilities – 0.97% | | | | | | | 9,958,297 | |
| Net Assets – 100.00% | | | | | | $ | 1,027,408,341 | |
| Security Description | | Face Amount | | | Fair Value | |
| U.S. Treasury bills(a)(b) | | | | | | | | |
| 3.92% – 3.94% due 1/02/26 | | $ | 66,900,000 | | | $ | 66,900,000 | |
| 3.92% due 1/06/26 | | | 34,200,000 | | | | 34,186,871 | |
| 3.88% – 3.94% due 1/08/26 | | | 68,500,000 | | | | 68,460,347 | |
| 3.91% – 3.92% due 1/13/26 | | | 67,750,000 | | | | 67,677,470 | |
| 3.57% – 3.95% due 1/15/26 | | | 11,150,000 | | | | 11,135,749 | |
| 3.89% – 3.94% due 1/20/26 | | | 56,200,000 | | | | 56,100,686 | |
| 3.58% – 3.86% due 1/22/26 | | | 49,200,000 | | | | 49,102,876 | |
| 3.86% – 3.89% due 1/27/26 | | | 42,800,000 | | | | 42,695,099 | |
| 3.61% – 3.86% due 1/29/26 | | | 55,500,000 | | | | 55,353,436 | |
| 3.87% due 2/05/26 | | | 40,000,000 | | | | 39,866,217 | |
| 3.64% – 3.67% due 2/10/26 | | | 48,000,000 | | | | 47,815,993 | |
| 3.63% – 3.89% due 2/12/26 | | | 70,500,000 | | | | 70,211,804 | |
| 3.79% due 2/17/26 | | | 36,400,000 | | | | 36,235,646 | |
| 3.82% due 2/19/26 | | | 45,000,000 | | | | 44,786,195 | |
| 3.81% due 2/24/26 | | | 50,000,000 | | | | 49,739,917 | |
| 3.75% – 3.81% due 2/26/26 | | | 46,100,000 | | | | 45,847,244 | |
| 3.69% – 3.71% due 3/05/26 | | | 48,600,000 | | | | 48,304,152 | |
| 3.69% – 3.82% due 3/10/26 | | | 72,800,000 | | | | 72,328,753 | |
| 3.66% due 3/12/26 | | | 74,000,000 | | | | 73,497,006 | |
| 3.74% due 3/17/26 | | | 35,000,000 | | | | 34,748,257 | |
| 3.61% due 3/19/26 | | | 30,000,000 | | | | 29,776,646 | |
| 3.70% due 3/24/26 | | | 14,700,000 | | | | 14,583,440 | |
| 3.60% due 4/07/26 | | | 34,200,000 | | | | 33,881,952 | |
| Total U.S. Treasury bills (Cost: $1,092,971,218) | | | | | | | 1,093,235,756 | |
| | | | | | | | | |
| Total Investments – 101.07% | | | | | | | 1,093,235,756 | |
| Liabilities in Excess of Other Assets – (1.07)% | | | | | | | (11,561,055 | ) |
| Net Assets – 100.00% | | | | | | $ | 1,081,674,701 | |
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