v3.26.1
Creation and Redemption of Shares - Schedule of Authorized Participant Redeems Shares in-Kind, the Trust (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Activity in Capital Share Transactions:        
Shares issued 37,780,000 49,470,000 57,760,000 103,035,000
Shares redeemed (46,975,000) (51,715,000) (74,500,000) (102,535,000)
Net Change in Capital Shares (9,195,000) (2,245,000) (16,740,000) 500,000
Contributions for Shares issued $ 908,351 $ 1,596,484 $ 1,413,921 $ 3,289,644
Distributions for Shares redeemed (1,133,046) (1,675,241) (1,838,427) (3,217,683)
Net Change in Capital Transactions $ (224,695) $ (78,757) $ (424,506) $ 71,961