v3.26.1
INVESTMENTS - Schedule of Activities Involving the Company’s Digital Assets Held as Collateral and Held For Sale (Details) - USD ($)
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Crypto Asset [Roll Forward]    
Balance at Beginning Balance $ 35,942,000  
Balance at End of Period 30,539,000  
Crypto asset, purchase increase (decrease)   $ (3,500,000)
Crypto asset, sales increase (decrease)   3,300,000
Portion at Other than Fair Value Measurement    
Crypto Asset [Roll Forward]    
Balance at Beginning Balance 11,691,000 1,506,000
Purchases 1,765,000 385,000
Sales (1,624,000) (386,000)
Collateral received 0 0
Collateral returned 0 0
Gains 0 0
Distributions from Fund I 0 0
Change in fair value 0 0
Balance at End of Period 11,832,000 1,505,000
Reported Value Measurement    
Crypto Asset [Roll Forward]    
Balance at Beginning Balance 35,942,000 19,207,000
Purchases 362,009,000 1,841,000
Sales (363,458,000) (2,716,000)
Collateral received 0 0
Collateral returned 0 0
Gains 525,000 3,928,000
Distributions from Fund I 521,000 1,436,000
Change in fair value (5,000,000) (5,718,000)
Balance at End of Period 30,539,000 17,978,000
Held As Collateral    
Crypto Asset [Roll Forward]    
Balance at Beginning Balance 52,569,000 64,439,000
Purchases 0 0
Sales 0 0
Collateral received 13,238,000 33,575,000
Collateral returned (29,613,000) (25,066,000)
Gains 0 0
Distributions from Fund I 0 0
Change in fair value (15,069,000) 239,000
Balance at End of Period $ 21,125,000 $ 73,187,000