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v3.25.1

Creations and Redemptions of Shares - Additional Information (Details) - shares | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Equity [Abstract] |  |
Share represented as bitcoin | 0.0004 | 0.0004

X
- Definition Common share equivalent of bitcoin. + References No definition available. + Details
Name: | btc_CommonShareEquivalentOfBitcoin
Namespace Prefix: | btc_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration