Loans and Allowance for Credit Losses on Loans HFI - Schedule of Financial Effect of TDRs (Details) $ in Thousands	3 Months Ended	9 Months Ended
	Sep. 30, 2022 USD ($) loan	Sep. 30, 2022 USD ($) loan
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans | loan	2	6
Pre-modification outstanding recorded investment	$ 459	$ 665
Post-modification outstanding recorded investment	685	891
Charge offs and specific reserves	$ 0	$ 0
Commercial and industrial
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans | loan	1	2
Pre-modification outstanding recorded investment	$ 207	$ 262
Post-modification outstanding recorded investment	117	172
Charge offs and specific reserves	$ 0	$ 0
Residential real estate: | 1-to-4 family mortgage
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans | loan	1	2
Pre-modification outstanding recorded investment	$ 252	$ 332
Post-modification outstanding recorded investment	568	648
Charge offs and specific reserves	$ 0	$ 0
Residential real estate: | Residential line of credit
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans | loan		1
Pre-modification outstanding recorded investment		$ 49
Post-modification outstanding recorded investment		49
Charge offs and specific reserves		$ 0
Consumer and other
Financing Receivable, Troubled Debt Restructuring [Line Items]
Number of loans | loan		1
Pre-modification outstanding recorded investment		$ 22
Post-modification outstanding recorded investment		22
Charge offs and specific reserves		$ 0