Allowance for Credit Losses - Summary of Aging Analysis of the Recorded Investment of Past-Due Loans (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Financing Receivable, Past Due [Line Items]
Loans, Gross	$ 1,751,423
Purchased Credit Impaired Loans		$ 2,409
Loans receivable	2,241,359	927,615
Total > 90 Days and Accruing		743
Agriculture Loans [Member]
Financing Receivable, Past Due [Line Items]
Purchased Credit Impaired Loans		0
Loans receivable		15,591
Total > 90 Days and Accruing		149
Agriculture and Farmland [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	65,861
Loans receivable	65,861
Construction [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	178,483
Loans receivable	178,483
Commercial and Industrial [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	238,343
Loans receivable	238,343
Multifamily [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	180,788
Loans receivable	180,788
Owner Occupied [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	501,732
Loans receivable	501,732
Non-owner Occupied [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	580,972
Loans receivable	580,972
First Liens [Member]
Financing Receivable, Past Due [Line Items]
Loans receivable	402,433
Second Liens and Lines of Credit [Member]
Financing Receivable, Past Due [Line Items]
Loans receivable	70,747
Commercial and PPP Loans [Member]
Financing Receivable, Past Due [Line Items]
Purchased Credit Impaired Loans		0
Loans receivable		104,755
Total > 90 Days and Accruing		54
Commercial Real Estate Loans [Member]
Financing Receivable, Past Due [Line Items]
Purchased Credit Impaired Loans		2,227
Loans receivable		540,914
Total > 90 Days and Accruing		0
Residential Real Estate Loans [Member]
Financing Receivable, Past Due [Line Items]
Purchased Credit Impaired Loans		182
Loans receivable		250,832
Total > 90 Days and Accruing		540
Consumer [Member]
Financing Receivable, Past Due [Line Items]
Purchased Credit Impaired Loans		0
Loans receivable	5,244	10,057
Total > 90 Days and Accruing		0
Municipal [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	5,244
Purchased Credit Impaired Loans		0
Loans receivable	16,756	5,466
Total > 90 Days and Accruing		0
30-59 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	1,239	3,895
30-59 Days Past Due [Member] | Agriculture Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		193
30-59 Days Past Due [Member] | Agriculture and Farmland [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	14
30-59 Days Past Due [Member] | Construction [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	10
30-59 Days Past Due [Member] | Commercial and Industrial [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	46
30-59 Days Past Due [Member] | Multifamily [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	0
30-59 Days Past Due [Member] | Owner Occupied [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	156
30-59 Days Past Due [Member] | Non-owner Occupied [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	0
30-59 Days Past Due [Member] | First Liens [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	719
30-59 Days Past Due [Member] | Second Liens and Lines of Credit [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	279
30-59 Days Past Due [Member] | Commercial and PPP Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		111
30-59 Days Past Due [Member] | Commercial Real Estate Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		863
30-59 Days Past Due [Member] | Residential Real Estate Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		2,474
30-59 Days Past Due [Member] | Consumer [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	15	254
30-59 Days Past Due [Member] | Municipal [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	0	0
60-89 Days Past Due [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	3,451	352
60-89 Days Past Due [Member] | Agriculture Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		48
60-89 Days Past Due [Member] | Agriculture and Farmland [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	0
60-89 Days Past Due [Member] | Construction [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	0
60-89 Days Past Due [Member] | Commercial and Industrial [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	1
60-89 Days Past Due [Member] | Multifamily [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	0
60-89 Days Past Due [Member] | Owner Occupied [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	2,802
60-89 Days Past Due [Member] | Non-owner Occupied [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	86
60-89 Days Past Due [Member] | First Liens [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	419
60-89 Days Past Due [Member] | Second Liens and Lines of Credit [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	128
60-89 Days Past Due [Member] | Commercial and PPP Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		21
60-89 Days Past Due [Member] | Commercial Real Estate Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		88
60-89 Days Past Due [Member] | Residential Real Estate Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		137
60-89 Days Past Due [Member] | Consumer [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	15	58
60-89 Days Past Due [Member] | Municipal [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	0	0
90 Days or Greater Past Due [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	2,661	1,569
90 Days or Greater Past Due [Member] | Agriculture Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		149
90 Days or Greater Past Due [Member] | Agriculture and Farmland [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	0
90 Days or Greater Past Due [Member] | Construction [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	191
90 Days or Greater Past Due [Member] | Commercial and Industrial [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	118
90 Days or Greater Past Due [Member] | Multifamily [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	0
90 Days or Greater Past Due [Member] | Owner Occupied [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	137
90 Days or Greater Past Due [Member] | Non-owner Occupied [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	1,239
90 Days or Greater Past Due [Member] | First Liens [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	872
90 Days or Greater Past Due [Member] | Second Liens and Lines of Credit [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	97
90 Days or Greater Past Due [Member] | Commercial and PPP Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		54
90 Days or Greater Past Due [Member] | Commercial Real Estate Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		190
90 Days or Greater Past Due [Member] | Residential Real Estate Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		1,176
90 Days or Greater Past Due [Member] | Consumer [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	7	0
90 Days or Greater Past Due [Member] | Municipal [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	0	0
Total Past Due [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	7,351	5,816
Total Past Due [Member] | Agriculture Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		390
Total Past Due [Member] | Agriculture and Farmland [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	14
Total Past Due [Member] | Construction [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	201
Total Past Due [Member] | Commercial and Industrial [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	165
Total Past Due [Member] | Multifamily [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	0
Total Past Due [Member] | Owner Occupied [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	3,095
Total Past Due [Member] | Non-owner Occupied [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	1,325
Total Past Due [Member] | First Liens [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	2,010
Total Past Due [Member] | Second Liens and Lines of Credit [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	504
Total Past Due [Member] | Commercial and PPP Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		186
Total Past Due [Member] | Commercial Real Estate Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		1,141
Total Past Due [Member] | Residential Real Estate Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		3,787
Total Past Due [Member] | Consumer [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	37	312
Total Past Due [Member] | Municipal [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	0	0
Current [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	2,234,008	919,390
Current [Member] | Agriculture Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		15,201
Current [Member] | Agriculture and Farmland [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	65,847
Current [Member] | Construction [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	178,282
Current [Member] | Commercial and Industrial [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	238,178
Current [Member] | Multifamily [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	180,788
Current [Member] | Owner Occupied [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	498,637
Current [Member] | Non-owner Occupied [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	579,647
Current [Member] | First Liens [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	400,423
Current [Member] | Second Liens and Lines of Credit [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	70,243
Current [Member] | Commercial and PPP Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		104,569
Current [Member] | Commercial Real Estate Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		537,546
Current [Member] | Residential Real Estate Loans [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross		246,863
Current [Member] | Consumer [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	5,207	9,745
Current [Member] | Municipal [Member]
Financing Receivable, Past Due [Line Items]
Loans, Gross	$ 16,756	$ 5,466