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Summary of Significant Accounting Policies - Narrative (Details)
$ in Millions
9 Months Ended
Sep. 30, 2023
USD ($)
store
Branch
Property, Plant and Equipment [Line Items]  
Individually-evaluated loan analysis, loan threshold amount | $ $ 1.0
Number of branches closed | Branch 3
Banking Services  
Property, Plant and Equipment [Line Items]  
Number of locations 13
Lending Services  
Property, Plant and Equipment [Line Items]  
Number of locations 4