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Related Parties - Additional Information (Details)					2 Months Ended	3 Months Ended	6 Months Ended
Related Parties - Additional Information (Details)	Nov. 19, 2024	Jul. 31, 2024 USD ($) Bitcoin shares	Jul. 19, 2024 USD ($) shares	Apr. 29, 2024 USD ($) $ / shares shares	Jun. 30, 2024 USD ($) shares	Jun. 30, 2025 USD ($) shares	Jun. 30, 2025 USD ($) shares	Dec. 31, 2024 USD ($) shares
Related Party Transaction [Line Items]
Shares issued \| shares		10,000			10,000	8,720,000	20,080,000
Value of shares issued					$ 100,000,000	$ 376,602,000	$ 877,581,000
Shares redeemed, Value					$ 0	$ 41,310,000	$ 253,401,000
Shares redeemed \| shares					0	940,000	6,440,000
Reverse stock split, conversion ratio	0.2
BTC Trust [Member]
Related Party Transaction [Line Items]
Previously announced shares distributed \| shares		60,738,020
Reverse stock split, conversion ratio	0.2
Percentage of bitcoin distributed by the trust		10.00%
Amount of bitcoin distributed by the trust \| Bitcoin		26,935.83753443
Sponsor [Member]
Related Party Transaction [Line Items]
Shares of the Trust, held by related parties \| shares						10,358	10,358	30,621
Related party sponsor fee percentage							0.15%
Related party maximum transaction in a fiscal year							$ 600,000
Shares issued \| shares		10,000
Value of shares issued		$ 100,000
Shares redeemed, Value			$ 100,000
Shares redeemed \| shares			10,000
Sponsor [Member] \| Common Stock
Related Party Transaction [Line Items]
Shares issued \| shares				10,000
Value of shares issued				$ 100,000
Shares issued, price per share \| $ / shares				$ 10
Related Party [Member]
Related Party Transaction [Line Items]
Sponsor's Fees incurred						$ 1,577,336	2,975,467
Accrued and unpaid sponsors fees						0	0	$ 0
Additional trust expenses paid by sponsor						$ 0	$ 0