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The following represents the changes in quantity of bitcoin and the respective fair value: (Details)
 3 Months Ended
Mar. 31, 2026
USD ($)
Unit
Mar. 31, 2025
USD ($)
Unit
Crypto Asset, Holding [Line Items]    
Net Change in unrealized appreciation (depreciation) from investment in bitcoin $ (120,717,285) $ (181,830,142)
Net Realized gain (loss) on investments in bitcoin $ 316,512 $ 105,677,876
Bitcoin [Member]    
Crypto Asset, Holding [Line Items]    
Beginning balance | Unit 5,767 8,849
Beginning balance, fair value $ 505,489,906 $ 826,306,338
Bitcoin purchased | Unit 708 173
Bitcoin purchased, fair value $ 57,447,385 $ 17,543,529
Bitcoin sold for the redemption of Shares | Unit (168) (3,231)
Bitcoin sold for the redemption of Shares, fair value $ (12,405,521) $ (286,671,014)
Bitcoin transferred to pay the Sponsor fee | Unit (4) (7)
Bitcoin transferred to pay the Sponsor fee, fair value $ (307,398) $ (642,079)
Net Change in unrealized appreciation (depreciation) from investment in bitcoin (120,717,285) (181,830,142)
Net Realized gain (loss) on investments in bitcoin $ 316,512 $ 105,677,876
Ending balance | Unit 6,303 5,784
Ending balance, fair value $ 429,823,599 $ 480,384,508