v3.26.1
Digital Assets - Schedule of digital assets held (Details)
Dec. 31, 2025
HKD ($)
bitcoin
Dec. 31, 2025
USD ($)
bitcoin
Dec. 31, 2024
HKD ($)
bitcoin
Digital assets      
Crypto Asset, Activity [Line Items]      
Cost Basis $ 3,302,274,909 $ 424,276,966 $ 0
Fair Value $ 3,408,761,206 $ 437,958,347 $ 0
Bitcoin      
Crypto Asset, Activity [Line Items]      
Units 340 340 0
Cost Basis $ 244,183,314 $ 31,372,723 $ 0
Fair Value $ 232,751,003 $ 29,903,897 $ 0
Bitcoin Cash      
Crypto Asset, Activity [Line Items]      
Units 391,702 391,702 0
Cost Basis $ 1,703,106,631 $ 218,815,494 $ 0
Fair Value $ 1,821,134,280 $ 233,979,710 $ 0
Binance Coin      
Crypto Asset, Activity [Line Items]      
Units 569 569 0
Cost Basis $ 3,921,556 $ 503,842 $ 0
Fair Value $ 3,833,787 $ 492,566 $ 0
Tether      
Crypto Asset, Activity [Line Items]      
Units 173,209,209 173,209,209 0
Cost Basis $ 1,351,031,831 $ 173,580,850 $ 0
Fair Value $ 1,351,010,850 $ 173,578,154 $ 0
Digital asset holdings that are not individually significant      
Crypto Asset, Activity [Line Items]      
Units 550 550 0
Cost Basis $ 31,577 $ 4,057 $ 0
Fair Value $ 31,286 $ 4,020 $ 0