v3.26.1
Crypto Assets Held - Narrative (Details)
$ in Millions
3 Months Ended
Mar. 31, 2026
USD ($)
crypto_unit
Dec. 31, 2025
USD ($)
crypto_unit
Bitcoin    
Crypto Asset, Holding [Line Items]    
Number of crypto assets designated as collateral to insurance providers (in units) | crypto_unit 623  
Fair value of crypto assets designed as collateral | $ $ 42.5  
Restricted For Regulatory Capital Requirements    
Crypto Asset, Holding [Line Items]    
Number of restricted crypto assets held (in units) | crypto_unit 971 2,721
Fair value of restricted crypto assets held | $ $ 66.2 $ 237.1
Restricted For Collateral Requirements    
Crypto Asset, Holding [Line Items]    
Number of restricted crypto assets held (in units) | crypto_unit 2,097 1,275
Fair value of restricted crypto assets held | $ $ 143.0 $ 111.1