Loans and Allowance - Summary of Troubled Debt Restructurings by Modification Type (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2022 USD ($) loan	Mar. 31, 2021 USD ($) loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Pre- Modification Recorded Balance	$ 53	$ 973
Post - Modification Recorded Balance	$ 56	$ 975
Number of Loans | loan	1	9
Term Modification
Accounts, Notes, Loans and Financing Receivable [Line Items]
Post - Modification Recorded Balance	$ 0	$ 731
Rate Modification
Accounts, Notes, Loans and Financing Receivable [Line Items]
Post - Modification Recorded Balance	56	126
Combination
Accounts, Notes, Loans and Financing Receivable [Line Items]
Post - Modification Recorded Balance	0	118
Commercial and industrial loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Pre- Modification Recorded Balance		348
Post - Modification Recorded Balance		$ 348
Number of Loans | loan		2
Commercial and industrial loans | Term Modification
Accounts, Notes, Loans and Financing Receivable [Line Items]
Post - Modification Recorded Balance		$ 348
Commercial and industrial loans | Rate Modification
Accounts, Notes, Loans and Financing Receivable [Line Items]
Post - Modification Recorded Balance		0
Commercial and industrial loans | Combination
Accounts, Notes, Loans and Financing Receivable [Line Items]
Post - Modification Recorded Balance		0
Residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
Pre- Modification Recorded Balance	53	625
Post - Modification Recorded Balance	$ 56	$ 627
Number of Loans | loan	1	7
Residential | Term Modification
Accounts, Notes, Loans and Financing Receivable [Line Items]
Post - Modification Recorded Balance	$ 0	$ 383
Residential | Rate Modification
Accounts, Notes, Loans and Financing Receivable [Line Items]
Post - Modification Recorded Balance	56	126
Residential | Combination
Accounts, Notes, Loans and Financing Receivable [Line Items]
Post - Modification Recorded Balance	$ 0	$ 118