Loans and Allowance for Loan Losses - Summary of Accounts Notes Loans and Financing Receivable (Detail) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	$ 2,065,587	$ 1,808,484
Less: deferred loan fees, net of costs	(1,550)	(906)
Total	2,064,037	1,807,578
Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	496,962	320,827
Paycheck Protection Program [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	15,654	30,742
Consumer [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	39,092	49,877
Grade 1 Prime [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	25,847	32,625
Grade 2 Desirable [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	10,946	12,575
Grade 3 Good [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	732,703	802,148
Grade 4 Acceptable [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	1,136,979	772,432
Grade 5 Pass/Watch [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	97,542	77,821
Grade 6 Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	24,623	73,568
Grade 7 Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	28,553	37,315
Grade 8 Doubtful [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	8,394	0
Real Estate [Member] | Paycheck Protection Program [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	15,654
Real Estate [Member] | Construction, commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	122,455	146,523
Real Estate [Member] | Construction, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	70,860	58,857
Real Estate [Member] | Mortgage, Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	791,465	701,503
Real Estate [Member] | Mortgage, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	522,219	493,982
Real Estate [Member] | Mortgage, Farmland [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	6,880	6,173
PCI Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	66,021	84,029
PCI Loans [Member] | Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	3,516	8,903
PCI Loans [Member] | Consumer [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	369	879
PCI Loans [Member] | Grade 3 Good [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	991
PCI Loans [Member] | Grade 3 Good [Member] | Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	991
PCI Loans [Member] | Grade 3 Good [Member] | Consumer [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	0
PCI Loans [Member] | Grade 4 Acceptable [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	21,173	6,774
PCI Loans [Member] | Grade 4 Acceptable [Member] | Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	1,512	1,567
PCI Loans [Member] | Grade 4 Acceptable [Member] | Consumer [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans		0
PCI Loans [Member] | Grade 5 Pass/Watch [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	21,460	8,755
PCI Loans [Member] | Grade 5 Pass/Watch [Member] | Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	1	2,818
PCI Loans [Member] | Grade 5 Pass/Watch [Member] | Consumer [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans		388
PCI Loans [Member] | Grade 6 Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	16,703	50,435
PCI Loans [Member] | Grade 6 Special Mention [Member] | Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	627	2,748
PCI Loans [Member] | Grade 6 Special Mention [Member] | Consumer [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	361	481
PCI Loans [Member] | Grade 7 Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	5,309	18,065
PCI Loans [Member] | Grade 7 Substandard [Member] | Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans		1,770
PCI Loans [Member] | Grade 7 Substandard [Member] | Consumer [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	8	10
PCI Loans [Member] | Grade 8 Doubtful [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	385
PCI Loans [Member] | Grade 8 Doubtful [Member] | Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	385
PCI Loans [Member] | Real Estate [Member] | Construction, commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	1,191	14,754
PCI Loans [Member] | Real Estate [Member] | Mortgage, Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	55,042	51,872
PCI Loans [Member] | Real Estate [Member] | Mortgage, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	5,903	7,621
PCI Loans [Member] | Real Estate [Member] | Grade 3 Good [Member] | Construction, commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	0
PCI Loans [Member] | Real Estate [Member] | Grade 3 Good [Member] | Mortgage, Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	0
PCI Loans [Member] | Real Estate [Member] | Grade 3 Good [Member] | Mortgage, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	0
PCI Loans [Member] | Real Estate [Member] | Grade 4 Acceptable [Member] | Construction, commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	23	2,423
PCI Loans [Member] | Real Estate [Member] | Grade 4 Acceptable [Member] | Mortgage, Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	18,636	2,642
PCI Loans [Member] | Real Estate [Member] | Grade 4 Acceptable [Member] | Mortgage, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	1,002	142
PCI Loans [Member] | Real Estate [Member] | Grade 5 Pass/Watch [Member] | Construction, commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	0	0
PCI Loans [Member] | Real Estate [Member] | Grade 5 Pass/Watch [Member] | Mortgage, Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	20,015	3,892
PCI Loans [Member] | Real Estate [Member] | Grade 5 Pass/Watch [Member] | Mortgage, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	1,444	1,657
PCI Loans [Member] | Real Estate [Member] | Grade 6 Special Mention [Member] | Construction, commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	0	11,010
PCI Loans [Member] | Real Estate [Member] | Grade 6 Special Mention [Member] | Mortgage, Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	14,040	33,487
PCI Loans [Member] | Real Estate [Member] | Grade 6 Special Mention [Member] | Mortgage, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	1,675	2,709
PCI Loans [Member] | Real Estate [Member] | Grade 7 Substandard [Member] | Construction, commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	1,168	1,321
PCI Loans [Member] | Real Estate [Member] | Grade 7 Substandard [Member] | Mortgage, Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	2,351	11,851
PCI Loans [Member] | Real Estate [Member] | Grade 7 Substandard [Member] | Mortgage, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	1,782	3,113
Originated and Purchased Performing Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	1,999,566	1,724,455
Originated and Purchased Performing Loans [Member] | Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	493,446	311,924
Originated and Purchased Performing Loans [Member] | Paycheck Protection Program [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	15,654	30,742
Originated and Purchased Performing Loans [Member] | Consumer [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	38,723	48,998
Originated and Purchased Performing Loans [Member] | Grade 1 Prime [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	25,847	32,625
Originated and Purchased Performing Loans [Member] | Grade 1 Prime [Member] | Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	9,281	291
Originated and Purchased Performing Loans [Member] | Grade 1 Prime [Member] | Paycheck Protection Program [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	15,654	30,742
Originated and Purchased Performing Loans [Member] | Grade 1 Prime [Member] | Consumer [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	287	262
Originated and Purchased Performing Loans [Member] | Grade 2 Desirable [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	10,946	12,575
Originated and Purchased Performing Loans [Member] | Grade 2 Desirable [Member] | Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	909	560
Originated and Purchased Performing Loans [Member] | Grade 2 Desirable [Member] | Paycheck Protection Program [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans		0
Originated and Purchased Performing Loans [Member] | Grade 2 Desirable [Member] | Consumer [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans		3
Originated and Purchased Performing Loans [Member] | Grade 3 Good [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	731,712	802,148
Originated and Purchased Performing Loans [Member] | Grade 3 Good [Member] | Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	185,605	156,519
Originated and Purchased Performing Loans [Member] | Grade 3 Good [Member] | Paycheck Protection Program [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans		0
Originated and Purchased Performing Loans [Member] | Grade 3 Good [Member] | Consumer [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	16,067	16,920
Originated and Purchased Performing Loans [Member] | Grade 4 Acceptable [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	1,115,806	765,658
Originated and Purchased Performing Loans [Member] | Grade 4 Acceptable [Member] | Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	274,411	133,738
Originated and Purchased Performing Loans [Member] | Grade 4 Acceptable [Member] | Paycheck Protection Program [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans		0
Originated and Purchased Performing Loans [Member] | Grade 4 Acceptable [Member] | Consumer [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	20,126	30,691
Originated and Purchased Performing Loans [Member] | Grade 5 Pass/Watch [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	76,082	69,066
Originated and Purchased Performing Loans [Member] | Grade 5 Pass/Watch [Member] | Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	10,675	11,256
Originated and Purchased Performing Loans [Member] | Grade 5 Pass/Watch [Member] | Consumer [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	1,463	542
Originated and Purchased Performing Loans [Member] | Grade 6 Special Mention [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	7,920	23,133
Originated and Purchased Performing Loans [Member] | Grade 6 Special Mention [Member] | Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	2,748	3,180
Originated and Purchased Performing Loans [Member] | Grade 6 Special Mention [Member] | Paycheck Protection Program [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans		0
Originated and Purchased Performing Loans [Member] | Grade 6 Special Mention [Member] | Consumer [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	1
Originated and Purchased Performing Loans [Member] | Grade 7 Substandard [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	23,244	19,250
Originated and Purchased Performing Loans [Member] | Grade 7 Substandard [Member] | Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	5,966	6,380
Originated and Purchased Performing Loans [Member] | Grade 7 Substandard [Member] | Paycheck Protection Program [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans		0
Originated and Purchased Performing Loans [Member] | Grade 7 Substandard [Member] | Consumer [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	779	580
Originated and Purchased Performing Loans [Member] | Grade 8 Doubtful [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	8,009	0
Originated and Purchased Performing Loans [Member] | Grade 8 Doubtful [Member] | Commercial and Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	3,851
Originated and Purchased Performing Loans [Member] | Grade 8 Doubtful [Member] | Consumer [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans		0
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Construction, commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	122,455	131,769
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Construction, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	69,669	58,857
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Mortgage, Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	736,423	649,631
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Mortgage, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	516,316	486,361
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Mortgage, Farmland [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	6,880	6,173
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 1 Prime [Member] | Mortgage, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans		990
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 1 Prime [Member] | Mortgage, Farmland [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	625	340
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 2 Desirable [Member] | Construction, commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	378	412
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 2 Desirable [Member] | Mortgage, Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	2,242	2,382
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 2 Desirable [Member] | Mortgage, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	7,417	9,218
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 3 Good [Member] | Construction, commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	17,900	28,973
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 3 Good [Member] | Construction, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	9,915	14,610
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 3 Good [Member] | Mortgage, Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	258,116	307,067
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 3 Good [Member] | Mortgage, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	243,445	276,992
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 3 Good [Member] | Mortgage, Farmland [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	664	1,067
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 4 Acceptable [Member] | Construction, commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	93,728	91,900
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 4 Acceptable [Member] | Construction, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	58,743	40,418
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 4 Acceptable [Member] | Mortgage, Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	417,539	283,165
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 4 Acceptable [Member] | Mortgage, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	245,797	180,980
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 4 Acceptable [Member] | Mortgage, Farmland [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	5,462	4,766
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 5 Pass/Watch [Member] | Construction, commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	8,174	7,995
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 5 Pass/Watch [Member] | Construction, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	1,849	3,416
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 5 Pass/Watch [Member] | Mortgage, Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	43,162	34,750
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 5 Pass/Watch [Member] | Mortgage, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	10,630	11,107
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 5 Pass/Watch [Member] | Mortgage, Farmland [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	129
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 6 Special Mention [Member] | Construction, commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	65	1,846
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 6 Special Mention [Member] | Mortgage, Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	5,081	17,133
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 6 Special Mention [Member] | Mortgage, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	25	974
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 7 Substandard [Member] | Construction, commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	2,210	643
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 7 Substandard [Member] | Construction, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	1,031	413
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 7 Substandard [Member] | Mortgage, Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	6,318	5,134
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 7 Substandard [Member] | Mortgage, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	9,002	6,100
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 7 Substandard [Member] | Mortgage, Farmland [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans		0
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 8 Doubtful [Member] | Construction, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	193
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 8 Doubtful [Member] | Mortgage, Commercial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans	$ 3,965	0
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 8 Doubtful [Member] | Mortgage, Residential [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans		0
Originated and Purchased Performing Loans [Member] | Real Estate [Member] | Grade 8 Doubtful [Member] | Mortgage, Farmland [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Gross loans		$ 0