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Commitments, Contingencies, and Financial Guarantees - Additional Information (Details)
9 Months Ended
Sep. 30, 2022
USD ($)
shares
Dec. 31, 2021
USD ($)
Loss Contingencies [Line Items]    
Term of standby letters of credit (up to) 1 year  
Fixed rate loan commitment, percent 6.00%  
Loan commitments floating rate, minimum 1.00%  
Loan commitments floating rate, maximum 21.00%  
Allowance for unfunded loan commitments $ 26,200,000 $ 10,900,000
Interest Rate Swap    
Loss Contingencies [Line Items]    
Notional amount $ 297,500,000 $ 97,700,000
Class B Restricted Shares | Visa    
Loss Contingencies [Line Items]    
Restricted stock conversion ratio 1.6059  
Investment owned, balance, shares (in shares) | shares 65,466  
Investment owned, at cost $ 0