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Loans - Summary of Impaired Loans by Loan Portfolio Class (Details) - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Financing Receivable, Impaired [Line Items]    
Impaired Loans with Allowance: Recorded Investment $ 839 $ 2,316
Impaired Loans with Allowance: Unpaid Principal Balance 839 2,316
Impaired Loans with Allowance: Related Allowance 687 1,455
Impaired Loans with No Allowance: Recorded Investment 5,076 6,747
Impaired Loans with No Allowance: Unpaid Principal Balance 5,076 7,717
Commercial and industrial    
Financing Receivable, Impaired [Line Items]    
Impaired Loans with Allowance: Recorded Investment 839 1,005
Impaired Loans with Allowance: Unpaid Principal Balance 839 1,005
Impaired Loans with Allowance: Related Allowance 687 855
Impaired Loans with No Allowance: Recorded Investment 0 482
Impaired Loans with No Allowance: Unpaid Principal Balance 0 1,452
Commercial real estate    
Financing Receivable, Impaired [Line Items]    
Impaired Loans with Allowance: Recorded Investment 0 1,311
Impaired Loans with Allowance: Unpaid Principal Balance 0 1,311
Impaired Loans with Allowance: Related Allowance 0 600
Impaired Loans with No Allowance: Recorded Investment 5,076 6,265
Impaired Loans with No Allowance: Unpaid Principal Balance 5,076 6,265
Commercial real estate construction    
Financing Receivable, Impaired [Line Items]    
Impaired Loans with Allowance: Recorded Investment 0 0
Impaired Loans with Allowance: Unpaid Principal Balance 0 0
Impaired Loans with Allowance: Related Allowance 0 0
Impaired Loans with No Allowance: Recorded Investment 0 0
Impaired Loans with No Allowance: Unpaid Principal Balance 0 0
Residential mortgage    
Financing Receivable, Impaired [Line Items]    
Impaired Loans with Allowance: Recorded Investment 0 0
Impaired Loans with Allowance: Unpaid Principal Balance 0 0
Impaired Loans with Allowance: Related Allowance 0 0
Impaired Loans with No Allowance: Recorded Investment 0 0
Impaired Loans with No Allowance: Unpaid Principal Balance 0 0
Home equity lines of credit    
Financing Receivable, Impaired [Line Items]    
Impaired Loans with Allowance: Recorded Investment 0 0
Impaired Loans with Allowance: Unpaid Principal Balance 0 0
Impaired Loans with Allowance: Related Allowance 0 0
Impaired Loans with No Allowance: Recorded Investment 0 0
Impaired Loans with No Allowance: Unpaid Principal Balance $ 0 $ 0