| iShares Bitcoin Trust ETF | |||||||||||||||||||||||||||||||||||||||||||||||||
| Q4-CY2025 | Q3-CY2025 | Q2-CY2025 | Q1-CY2025 | Q4-CY2024 | Q3-CY2024 | Q2-CY2024 | Q1-CY2024 | Q4-CY2023 | Q3-CY2023 | Q2-CY2023 | Q1-CY2023 | Q4-CY2022 | Q3-CY2022 | Q2-CY2022 | Q1-CY2022 | Q4-CY2021 | Q3-CY2021 | Q2-CY2021 | Q1-CY2021 | Q4-CY2020 | Q3-CY2020 | Q2-CY2020 | Q1-CY2020 | Q4-CY2019 | Q3-CY2019 | Q2-CY2019 | Q1-CY2019 | Q4-CY2018 | Q3-CY2018 | Q2-CY2018 | Q1-CY2018 | Q4-CY2017 | Q3-CY2017 | Q2-CY2017 | Q1-CY2017 | Q4-CY2016 | Q3-CY2016 | Q2-CY2016 | Q1-CY2016 | Q4-CY2015 | Q3-CY2015 | Q2-CY2015 | Q1-CY2015 | Q4-CY2014 | Q3-CY2014 | Q2-CY2014 | Q1-CY2014 | Q4-CY2013 | |
| Balance Sheet Date | 2025-Jun-30 | 2025-Mar-31 | 2024-Dec-31 | 2024-Sep-30 | 2024-Jun-30 | 2024-Mar-31 | |||||||||||||||||||||||||||||||||||||||||||
| Fiscal Period | Q2-FY2025 | Q1-FY2025 | Q4-FY2024 | Q3-FY2024 | Q2-FY2024 | Q1-FY2024 | |||||||||||||||||||||||||||||||||||||||||||
| Operating Cash Flow | (12,364,619,186$) | (2,675,362,524$) | (15,780,280,602$) | (3,774,248,502$) | (3,771,190,737$) | (13,985,034,481$) | |||||||||||||||||||||||||||||||||||||||||||
| Investing Cash Flow | |||||||||||||||||||||||||||||||||||||||||||||||||
| Financing Cash Flow | 12,364,689,707$ | 2,675,265,502$ | 15,780,392,614$ | 3,774,113,135$ | 3,771,200,275$ | 13,985,075,033$ | 100,000$ | ||||||||||||||||||||||||||||||||||||||||||
| End Cash Position | |||||||||||||||||||||||||||||||||||||||||||||||||
| Exchange Rate Effect | |||||||||||||||||||||||||||||||||||||||||||||||||
| Dividends Paid | |||||||||||||||||||||||||||||||||||||||||||||||||