Loans and Allowance for Credit Losses - Troubled Debt Restructured Loans, By Concession (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2021 USD ($) contract
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, number of contracts | contract	5
Pre-modification, total modification	$ 4,868
Post-modification, number of contracts | contract	4
Post-modification, total modification	$ 4,184
Rate Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	0
Post-modification, total modification	0
Term Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	4,729
Post-modification, total modification	4,045
Payment Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	139
Post-modification, total modification	139
Combination Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	0
Post-modification, total modification	$ 0
Commercial real estate | Owner occupied properties
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, number of contracts | contract	1
Pre-modification, total modification	$ 360
Post-modification, number of contracts | contract	1
Post-modification, total modification	$ 350
Commercial real estate | Owner occupied properties | Rate Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	0
Post-modification, total modification	0
Commercial real estate | Owner occupied properties | Term Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	360
Post-modification, total modification	350
Commercial real estate | Owner occupied properties | Payment Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	0
Post-modification, total modification	0
Commercial real estate | Owner occupied properties | Combination Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	0
Post-modification, total modification	$ 0
1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, number of contracts | contract	1
Pre-modification, total modification	$ 139
Post-modification, number of contracts | contract	1
Post-modification, total modification	$ 139
1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens | Rate Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	0
Post-modification, total modification	0
1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens | Term Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	0
Post-modification, total modification	0
1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens | Payment Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	139
Post-modification, total modification	139
1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens | Combination Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	0
Post-modification, total modification	$ 0
Other construction, land development and raw land loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, number of contracts | contract	1
Pre-modification, total modification	$ 577
Post-modification, number of contracts | contract	1
Post-modification, total modification	$ 577
Other construction, land development and raw land loans | Rate Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	0
Post-modification, total modification	0
Other construction, land development and raw land loans | Term Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	577
Post-modification, total modification	577
Other construction, land development and raw land loans | Payment Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	0
Post-modification, total modification	0
Other construction, land development and raw land loans | Combination Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	0
Post-modification, total modification	$ 0
Commercial & industrial loans
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, number of contracts | contract	2
Pre-modification, total modification	$ 3,792
Post-modification, number of contracts | contract	1
Post-modification, total modification	$ 3,118
Commercial & industrial loans | Rate Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	0
Post-modification, total modification	0
Commercial & industrial loans | Term Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	3,792
Post-modification, total modification	3,118
Commercial & industrial loans | Payment Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	0
Post-modification, total modification	0
Commercial & industrial loans | Combination Modification
Financing Receivable, Troubled Debt Restructuring [Line Items]
Pre-modification, total modification	0
Post-modification, total modification	$ 0