v3.26.1
Statements of Changes in Shareholders' Equity and Redeemable Capital Shares - USD ($)
Total
Retained Earnings
Redeemable Capital Shares
Balance at Dec. 31, 2024     $ 390,617,304
Balance, Shares at Dec. 31, 2024     6,650,000
Purchases of Shares     $ 546,953,433
Purchases of Shares, Shares     8,600,000
Redemption of Shares     $ (147,201,639)
Redemption of Shares, Shares     (2,350,000)
Net Increase (Decrease) due to Share Transactions     $ 399,751,794
Net Increase (Decrease) due to Share Transactions, Shares     6,250,000
Net Comprehensive Income (Loss) $ (1,274,042) $ (1,274,042)  
Adjustment of Redeemable Capital Shares to Redemption Value related to Retained Earnings 1,274,042 1,274,042 $ (1,274,042)
Adjustment of Redeemable Capital Shares to Redemption Value     33,718,150
Balance at Jun. 30, 2025     $ 822,813,206
Balance, Shares at Jun. 30, 2025     12,900,000
Balance at Mar. 31, 2025     $ 548,880,601
Balance, Shares at Mar. 31, 2025     8,900,000
Purchases of Shares     $ 395,750,543
Purchases of Shares, Shares     6,150,000
Redemption of Shares     $ (135,380,293)
Redemption of Shares, Shares     (2,150,000)
Net Increase (Decrease) due to Share Transactions     $ 260,370,250
Net Increase (Decrease) due to Share Transactions, Shares     4,000,000
Net Comprehensive Income (Loss) (838,814) (838,814)  
Adjustment of Redeemable Capital Shares to Redemption Value related to Retained Earnings 838,814 838,814 $ (838,814)
Adjustment of Redeemable Capital Shares to Redemption Value     14,401,169
Balance at Jun. 30, 2025     $ 822,813,206
Balance, Shares at Jun. 30, 2025     12,900,000
Balance at Dec. 31, 2025 $ 475,144,391   $ 475,144,391
Balance, Shares at Dec. 31, 2025 8,100,000   8,100,000
Purchases of Shares     $ 41,617,203
Purchases of Shares, Shares     700,000
Redemption of Shares     $ (69,412,015)
Redemption of Shares, Shares     (1,200,000)
Net Increase (Decrease) due to Share Transactions     $ (27,794,812)
Net Increase (Decrease) due to Share Transactions, Shares     (500,000)
Net Comprehensive Income (Loss) $ (901,630) (901,630)  
Adjustment of Redeemable Capital Shares to Redemption Value related to Retained Earnings 901,630 901,630 $ (901,630)
Adjustment of Redeemable Capital Shares to Redemption Value     (17,324,919)
Balance at Jun. 30, 2026 $ 429,123,030   $ 429,123,030
Balance, Shares at Jun. 30, 2026 7,600,000   7,600,000
Balance at Mar. 31, 2026     $ 467,678,385
Balance, Shares at Mar. 31, 2026     8,100,000
Purchases of Shares     $ 8,708,455
Purchases of Shares, Shares     150,000
Redemption of Shares     $ (37,525,546)
Redemption of Shares, Shares     (650,000)
Net Increase (Decrease) due to Share Transactions     $ (28,817,091)
Net Increase (Decrease) due to Share Transactions, Shares     (500,000)
Net Comprehensive Income (Loss) $ (425,087) (425,087)  
Adjustment of Redeemable Capital Shares to Redemption Value related to Retained Earnings 425,087 $ 425,087 $ (425,087)
Adjustment of Redeemable Capital Shares to Redemption Value     (9,313,177)
Balance at Jun. 30, 2026 $ 429,123,030   $ 429,123,030
Balance, Shares at Jun. 30, 2026 7,600,000   7,600,000