Annual report pursuant to Section 13 and 15(d)

Loans - Summary of Loans (Parenthetical) (Details)

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Loans - Summary of Loans (Parenthetical) (Details) - USD ($)
$ in Millions
Dec. 31, 2021
Dec. 31, 2020
Accounts Notes And Loans Receivable [Line Items]    
PPP loans outstanding $ 43.9 $ 277.8
Deferred fees, cost, premium and discount (8.1) (8.2)
SBA Loans    
Accounts Notes And Loans Receivable [Line Items]    
Unguaranteed portion of U.S loans $ 53.7 $ 70.8