Loans and Allowance for Credit Losses - Allowance for Credit Losses Based on Portfolio Segment (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Allowance for loan losses [Abstract]
Allowance for credit losses, Beginning Balance	$ 54,655	$ 41,910	$ 26,911
Initial allowance on loans purchased with credit deterioration	863	2,074
Provision for credit loss expense	4,806	15,151	16,103
Loans charged off	2,950	5,634	3,844
Recoveries collected	1,719	1,154	1,068
Allowance for credit losses, Ending Balance	59,093	54,655	41,910
Cumulative Change in Accounting Principal, Adjustment \| ASU 2016-13
Allowance for loan losses [Abstract]
Allowance for credit losses, Beginning Balance			1,672
Construction and Land Development \| Real Estate Loan
Allowance for loan losses [Abstract]
Allowance for credit losses, Beginning Balance	1,743	1,666	1,146
Initial allowance on loans purchased with credit deterioration	272	261
Provision for credit loss expense	137	21	646
Loans charged off	2	205	13
Recoveries collected	100	0	0
Allowance for credit losses, Ending Balance	2,250	1,743	1,666
Construction and Land Development \| Real Estate Loan \| Cumulative Change in Accounting Principal, Adjustment \| ASU 2016-13
Allowance for loan losses [Abstract]
Allowance for credit losses, Beginning Balance			(113)
Agricultural \| Real Estate Loan
Allowance for loan losses [Abstract]
Allowance for credit losses, Beginning Balance	1,257	1,084	1,093
Initial allowance on loans purchased with credit deterioration	0	44
Provision for credit loss expense	176	129	(239)
Loans charged off	0	0	0
Recoveries collected	0	0	0
Allowance for credit losses, Ending Balance	1,433	1,257	1,084
Agricultural \| Real Estate Loan \| Cumulative Change in Accounting Principal, Adjustment \| ASU 2016-13
Allowance for loan losses [Abstract]
Allowance for credit losses, Beginning Balance			230
Residential Properties \| Real Estate Loan \| 1-4 Family
Allowance for loan losses [Abstract]
Allowance for credit losses, Beginning Balance	2,330	2,322	1,386
Initial allowance on loans purchased with credit deterioration	3	328
Provision for credit loss expense	1,241	(160)	274
Loans charged off	191	371	393
Recoveries collected	359	211	299
Allowance for credit losses, Ending Balance	3,742	2,330	2,322
Residential Properties \| Real Estate Loan \| 1-4 Family \| Cumulative Change in Accounting Principal, Adjustment \| ASU 2016-13
Allowance for loan losses [Abstract]
Allowance for credit losses, Beginning Balance			756
Commercial \| Real Estate Loan
Allowance for loan losses [Abstract]
Allowance for credit losses, Beginning Balance	26,246	19,660	11,198
Initial allowance on loans purchased with credit deterioration	478	646
Provision for credit loss expense	1,462	6,415	8,581
Loans charged off	414	535	829
Recoveries collected	385	60	169
Allowance for credit losses, Ending Balance	28,157	26,246	19,660
Commercial \| Real Estate Loan \| Cumulative Change in Accounting Principal, Adjustment \| ASU 2016-13
Allowance for loan losses [Abstract]
Allowance for credit losses, Beginning Balance			541
Agricultural Loans
Allowance for loan losses [Abstract]
Allowance for credit losses, Beginning Balance	983	1,526	1,386
Initial allowance on loans purchased with credit deterioration	0	0
Provision for credit loss expense	(359)	(544)	503
Loans charged off	93	0	0
Recoveries collected	54	1	0
Allowance for credit losses, Ending Balance	585	983	1,526
Agricultural Loans \| Cumulative Change in Accounting Principal, Adjustment \| ASU 2016-13
Allowance for loan losses [Abstract]
Allowance for credit losses, Beginning Balance			(363)
Commercial and Industrial Loans
Allowance for loan losses [Abstract]
Allowance for credit losses, Beginning Balance	19,241	13,485	9,273
Initial allowance on loans purchased with credit deterioration	94	795
Provision for credit loss expense	2,135	7,940	5,869
Loans charged off	870	3,118	1,991
Recoveries collected	208	139	179
Allowance for credit losses, Ending Balance	20,808	19,241	13,485
Commercial and Industrial Loans \| Cumulative Change in Accounting Principal, Adjustment \| ASU 2016-13
Allowance for loan losses [Abstract]
Allowance for credit losses, Beginning Balance			155
Consumer Loans
Allowance for loan losses [Abstract]
Allowance for credit losses, Beginning Balance	2,855	2,167	1,429
Initial allowance on loans purchased with credit deterioration	16	0
Provision for credit loss expense	14	1,350	469
Loans charged off	1,380	1,405	618
Recoveries collected	613	743	421
Allowance for credit losses, Ending Balance	$ 2,118	$ 2,855	2,167
Consumer Loans \| Cumulative Change in Accounting Principal, Adjustment \| ASU 2016-13
Allowance for loan losses [Abstract]
Allowance for credit losses, Beginning Balance			$ 466

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Amount of increase in allowance for credit loss on financing receivable purchased with credit deterioration.

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Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Amount of increase (decrease) in allowance for credit loss on financing receivable.

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Amount of writeoff of financing receivable, charged against allowance for credit loss.

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