Loans and Allowance for Credit Losses - Activity in ACL Related to Loans Held for Investment (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	$ 13,838	$ 11,739
Credit Loss Expense (Benefit)	3,394	972
Charge-offs	(435)	(509)
Recoveries	473	1,636
Ending Balance	17,270	13,838
Commercial & industrial loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	2,914	3,027
Credit Loss Expense (Benefit)	415	(1,124)
Charge-offs	(337)	(506)
Recoveries	446	1,517
Ending Balance	3,438	2,914
Commercial real estate | Owner occupied properties
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	3,094	3,176
Credit Loss Expense (Benefit)	(227)	(137)
Charge-offs	0	0
Recoveries	0	55
Ending Balance	2,867	3,094
Commercial real estate | Non-owner occupied and multifamily properties
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	3,615	2,930
Credit Loss Expense (Benefit)	(321)	685
Charge-offs	0	0
Recoveries	0	0
Ending Balance	3,294	3,615
Residential real estate | 1-4 family residential properties secured by first liens
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	1,413	439
Credit Loss Expense (Benefit)	2,129	969
Charge-offs	(72)	0
Recoveries	0	5
Ending Balance	3,470	1,413
Residential real estate | 1-4 family residential construction loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	312	120
Credit Loss Expense (Benefit)	(121)	192
Charge-offs	0	0
Recoveries	0	0
Ending Balance	191	312
Residential real estate | 1-4 family residential properties secured by junior liens and revolving secured by 1-4 family first liens
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	389	215
Credit Loss Expense (Benefit)	139	134
Charge-offs	0	0
Recoveries	23	40
Ending Balance	551	389
Other construction, land development and raw land loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	1,803	1,635
Credit Loss Expense (Benefit)	1,324	168
Charge-offs	0	0
Recoveries	0	0
Ending Balance	3,127	1,803
Obligations of states and political subdivisions in the US
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	79	32
Credit Loss Expense (Benefit)	1	47
Charge-offs	0	0
Recoveries	0	0
Ending Balance	80	79
Agricultural production, including commercial fishing
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	145	91
Credit Loss Expense (Benefit)	23	39
Charge-offs	0	0
Recoveries	0	15
Ending Balance	168	145
Consumer loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	68	67
Credit Loss Expense (Benefit)	35	0
Charge-offs	(26)	(3)
Recoveries	4	4
Ending Balance	81	68
Other loans
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning Balance	6	7
Credit Loss Expense (Benefit)	(3)	(1)
Charge-offs	0	0
Recoveries	0	0
Ending Balance	$ 3	$ 6