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BITCOIN - Changes in Bitcoin Investment (Details)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2025
USD ($)
bitcoin
Jun. 30, 2025
USD ($)
bitcoin
Mar. 31, 2025
USD ($)
bitcoin
Sep. 30, 2024
USD ($)
bitcoin
Jun. 30, 2024
USD ($)
bitcoin
Mar. 31, 2024
USD ($)
bitcoin
Sep. 30, 2025
USD ($)
bitcoin
Sep. 30, 2024
USD ($)
bitcoin
Crypto Asset [Roll Forward]                
Amount of bitcoin, beginning balance (in Bitcoin) | bitcoin 8,692 8,584 8,485 8,211 8,038 8,038 8,485 8,038
Value, beginning balance $ 931,656 $ 708,450 $ 792,282 $ 514,584 $ 573,302 $ 339,898 $ 792,282 $ 339,898
Additions (in Bitcoin) | bitcoin 88 108 99 152 173      
Additions $ 10,175 $ 11,041 $ 9,519 $ 9,709 $ 11,398      
Remeasurement gain (loss) $ 59,588 $ 212,165 $ (93,351) $ 5,288 $ (70,116) $ 233,404 $ 178,402 $ 168,576
Amount of bitcoin, ending balance (in Bitcoin) | bitcoin 8,780 8,692 8,584 8,363 8,211 8,038 8,780 8,363
Value, ending balance $ 1,001,419 $ 931,656 $ 708,450 $ 529,581 $ 514,584 $ 573,302 $ 1,001,419 $ 529,581