Loans - Schedule of Loans by Credit Grades (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Dec. 31, 2022
Financing Receivable, Credit Quality Indicator [Line Items]
Total	$ 4,359,002	$ 4,157,998
Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year		463,377
Fiscal year before current fiscal year		381,771
Two year before current fiscal year		209,886
Three year before current fiscal year		171,456
Four year before current fiscal year		171,365
Prior		547,593
Revolving Term Loans		331,920
Revolving Loans		190,054
Total	2,589,244	2,467,422
Commercial | Owner occupied real estate
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	53,302	102,729
Fiscal year before current fiscal year	101,233	85,282
Two year before current fiscal year	85,226	51,346
Three year before current fiscal year	46,231	50,425
Four year before current fiscal year	45,293	41,184
Prior	198,460	178,981
Revolving Term Loans	89,846	79,452
Revolving Loans	10,534	5,163
Total	630,125	594,562
Current fiscal year, charge-offs	0
Fiscal year before current fiscal year, charge-offs	0
Two year before current fiscal year, charge-offs	0
Three year before current fiscal year, charge-offs	0
Four year before current fiscal year, charge-offs	0
Prior, charge-offs	3
Revolving term loans, charge-offs	229
Revolving loans, charge-offs	0
Total charge-offs	232
Commercial | Owner occupied real estate | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	53,302	101,713
Fiscal year before current fiscal year	100,237	78,352
Two year before current fiscal year	76,376	50,363
Three year before current fiscal year	45,263	49,584
Four year before current fiscal year	43,194	38,068
Prior	185,182	166,813
Revolving Term Loans	89,316	76,493
Revolving Loans	10,534	5,163
Total	603,404	566,549
Commercial | Owner occupied real estate | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	494	6,677
Two year before current fiscal year	2,300	0
Three year before current fiscal year	0	7
Four year before current fiscal year	1,869	0
Prior	4,427	2,729
Revolving Term Loans	0	83
Revolving Loans	0	0
Total	9,090	9,496
Commercial | Owner occupied real estate | Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	1,016
Fiscal year before current fiscal year	502	253
Two year before current fiscal year	6,550	983
Three year before current fiscal year	968	834
Four year before current fiscal year	230	3,116
Prior	8,851	9,439
Revolving Term Loans	530	2,876
Revolving Loans	0	0
Total	17,631	18,517
Commercial | Owner occupied real estate | Doubtful
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	0
Two year before current fiscal year	0	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	0	0
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	0	0
Commercial | Non–owner occupied real estate
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	100,630	183,862
Fiscal year before current fiscal year	221,897	175,386
Two year before current fiscal year	166,613	134,905
Three year before current fiscal year	106,021	92,242
Four year before current fiscal year	85,628	100,116
Prior	358,738	306,034
Revolving Term Loans	195,691	182,681
Revolving Loans	9,153	11,851
Total	1,244,371	1,187,077
Current fiscal year, charge-offs	0
Fiscal year before current fiscal year, charge-offs	0
Two year before current fiscal year, charge-offs	0
Three year before current fiscal year, charge-offs	0
Four year before current fiscal year, charge-offs	0
Prior, charge-offs	9
Revolving term loans, charge-offs	0
Revolving loans, charge-offs	0
Total charge-offs	9
Commercial | Non–owner occupied real estate | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	100,630	183,862
Fiscal year before current fiscal year	221,897	173,971
Two year before current fiscal year	165,258	134,394
Three year before current fiscal year	105,564	91,359
Four year before current fiscal year	84,773	57,345
Prior	308,926	303,174
Revolving Term Loans	195,691	182,681
Revolving Loans	9,153	11,851
Total	1,191,892	1,138,637
Commercial | Non–owner occupied real estate | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	1,415
Two year before current fiscal year	1,355	265
Three year before current fiscal year	257	883
Four year before current fiscal year	855	39,239
Prior	43,471	617
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	45,938	42,419
Commercial | Non–owner occupied real estate | Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	0
Two year before current fiscal year	0	246
Three year before current fiscal year	200	0
Four year before current fiscal year	0	3,532
Prior	6,341	2,243
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	6,541	6,021
Commercial | Non–owner occupied real estate | Doubtful
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	0
Two year before current fiscal year	0	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	0	0
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	0	0
Commercial | Residential spec homes
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	779
Two year before current fiscal year	499	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	0	0
Revolving Term Loans	5,282	4,433
Revolving Loans	6,633	5,626
Total	12,414	10,838
Current fiscal year, charge-offs	0
Fiscal year before current fiscal year, charge-offs	0
Two year before current fiscal year, charge-offs	0
Three year before current fiscal year, charge-offs	0
Four year before current fiscal year, charge-offs	0
Prior, charge-offs	0
Revolving term loans, charge-offs	0
Revolving loans, charge-offs	0
Total charge-offs	0
Commercial | Residential spec homes | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	779
Two year before current fiscal year	499	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	0	0
Revolving Term Loans	5,282	4,333
Revolving Loans	6,633	5,626
Total	12,414	10,738
Commercial | Residential spec homes | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	0
Two year before current fiscal year	0	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	0	0
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	0	0
Commercial | Residential spec homes | Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	0
Two year before current fiscal year	0	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	0	0
Revolving Term Loans	0	100
Revolving Loans	0	0
Total	0	100
Commercial | Residential spec homes | Doubtful
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	0
Two year before current fiscal year	0	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	0	0
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	0	0
Commercial | Development & spec land
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	2,483	1,586
Fiscal year before current fiscal year	1,483	1,230
Two year before current fiscal year	1,029	449
Three year before current fiscal year	405	270
Four year before current fiscal year	253	5
Prior	3,184	10,040
Revolving Term Loans	20,117	13,756
Revolving Loans	192	22
Total	29,146	27,358
Current fiscal year, charge-offs	0
Fiscal year before current fiscal year, charge-offs	0
Two year before current fiscal year, charge-offs	0
Three year before current fiscal year, charge-offs	0
Four year before current fiscal year, charge-offs	0
Prior, charge-offs	0
Revolving term loans, charge-offs	0
Revolving loans, charge-offs	0
Total charge-offs	0
Commercial | Development & spec land | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	2,483	1,586
Fiscal year before current fiscal year	1,483	1,230
Two year before current fiscal year	1,029	449
Three year before current fiscal year	405	270
Four year before current fiscal year	253	5
Prior	3,077	9,717
Revolving Term Loans	18,001	13,008
Revolving Loans	192	22
Total	26,923	26,287
Commercial | Development & spec land | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	0
Two year before current fiscal year	0	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	0	145
Revolving Term Loans	1,376	0
Revolving Loans	0	0
Total	1,376	145
Commercial | Development & spec land | Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	0
Two year before current fiscal year	0	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	107	178
Revolving Term Loans	740	748
Revolving Loans	0	0
Total	847	926
Commercial | Development & spec land | Doubtful
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	0
Two year before current fiscal year	0	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	0	0
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	0	0
Commercial | Commercial and industrial
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	87,354	175,200
Fiscal year before current fiscal year	162,179	119,094
Two year before current fiscal year	100,211	23,186
Three year before current fiscal year	16,900	28,519
Four year before current fiscal year	22,771	30,060
Prior	65,739	52,538
Revolving Term Loans	58,791	51,598
Revolving Loans	159,243	167,392
Total	673,188	647,587
Current fiscal year, charge-offs	0
Fiscal year before current fiscal year, charge-offs	32
Two year before current fiscal year, charge-offs	0
Three year before current fiscal year, charge-offs	47
Four year before current fiscal year, charge-offs	25
Prior, charge-offs	57
Revolving term loans, charge-offs	119
Revolving loans, charge-offs	0
Total charge-offs	280
Commercial | Commercial and industrial | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	84,871	174,482
Fiscal year before current fiscal year	160,710	118,498
Two year before current fiscal year	99,659	20,939
Three year before current fiscal year	14,961	28,383
Four year before current fiscal year	22,595	28,061
Prior	63,195	49,339
Revolving Term Loans	52,741	49,276
Revolving Loans	151,850	159,017
Total	650,582	627,995
Commercial | Commercial and industrial | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	898	718
Fiscal year before current fiscal year	736	368
Two year before current fiscal year	303	31
Three year before current fiscal year	1,637	53
Four year before current fiscal year	141	706
Prior	1,027	1,551
Revolving Term Loans	2,239	0
Revolving Loans	5,560	1,208
Total	12,541	4,635
Commercial | Commercial and industrial | Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	1,585	0
Fiscal year before current fiscal year	733	228
Two year before current fiscal year	249	2,216
Three year before current fiscal year	302	83
Four year before current fiscal year	35	1,293
Prior	1,517	1,648
Revolving Term Loans	3,811	2,322
Revolving Loans	1,833	7,167
Total	10,065	14,957
Commercial | Commercial and industrial | Doubtful
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	0
Two year before current fiscal year	0	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	0	0
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	0	0
Real estate
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year		107,224
Fiscal year before current fiscal year		157,880
Two year before current fiscal year		91,599
Three year before current fiscal year		34,391
Four year before current fiscal year		36,778
Prior		184,679
Revolving Term Loans		40,741
Revolving Loans		69,529
Total	741,322	722,821
Real estate | Residential mortgage
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	28,673	107,224
Fiscal year before current fiscal year	148,158	157,880
Two year before current fiscal year	162,933	91,599
Three year before current fiscal year	87,427	34,391
Four year before current fiscal year	32,264	36,778
Prior	190,541	184,679
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	649,996	612,551
Current fiscal year, charge-offs	0
Fiscal year before current fiscal year, charge-offs	0
Two year before current fiscal year, charge-offs	0
Three year before current fiscal year, charge-offs	0
Four year before current fiscal year, charge-offs	0
Prior, charge-offs	19
Revolving term loans, charge-offs	0
Revolving loans, charge-offs	0
Total charge-offs	19
Real estate | Residential mortgage | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	28,673	107,224
Fiscal year before current fiscal year	146,772	157,387
Two year before current fiscal year	162,167	91,314
Three year before current fiscal year	87,164	33,768
Four year before current fiscal year	31,513	36,147
Prior	185,930	178,588
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	642,219	604,428
Real estate | Residential mortgage | Non–performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	1,386	493
Two year before current fiscal year	766	285
Three year before current fiscal year	263	623
Four year before current fiscal year	751	631
Prior	4,611	6,091
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	7,777	8,123
Real estate | Residential construction
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	0
Two year before current fiscal year	0	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	0	0
Revolving Term Loans	25,403	40,741
Revolving Loans	0	0
Total	25,403	40,741
Current fiscal year, charge-offs	0
Fiscal year before current fiscal year, charge-offs	0
Two year before current fiscal year, charge-offs	0
Three year before current fiscal year, charge-offs	0
Four year before current fiscal year, charge-offs	0
Prior, charge-offs	0
Revolving term loans, charge-offs	0
Revolving loans, charge-offs	0
Total charge-offs	0
Real estate | Residential construction | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	0
Two year before current fiscal year	0	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	0	0
Revolving Term Loans	25,403	40,741
Revolving Loans	0	0
Total	25,403	40,741
Real estate | Residential construction | Non–performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	0
Two year before current fiscal year	0	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	0	0
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	0	0
Real estate | Mortgage warehouse
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	0
Two year before current fiscal year	0	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	0	0
Revolving Term Loans	0	0
Revolving Loans	65,923	69,529
Total	65,923	69,529
Current fiscal year, charge-offs	0
Fiscal year before current fiscal year, charge-offs	0
Two year before current fiscal year, charge-offs	0
Three year before current fiscal year, charge-offs	0
Four year before current fiscal year, charge-offs	0
Prior, charge-offs	0
Revolving term loans, charge-offs	0
Revolving loans, charge-offs	0
Total charge-offs	0
Real estate | Mortgage warehouse | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	0
Two year before current fiscal year	0	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	0	0
Revolving Term Loans	0	0
Revolving Loans	65,923	69,529
Total	65,923	69,529
Real estate | Mortgage warehouse | Non–performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	0	0
Two year before current fiscal year	0	0
Three year before current fiscal year	0	0
Four year before current fiscal year	0	0
Prior	0	0
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	0	0
Consumer
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year		304,748
Fiscal year before current fiscal year		135,249
Two year before current fiscal year		70,841
Three year before current fiscal year		47,508
Four year before current fiscal year		28,671
Prior		22,724
Revolving Term Loans		9,041
Revolving Loans		348,973
Total	1,028,436	967,755
Consumer | Direct installment
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	12,518	18,935
Fiscal year before current fiscal year	14,719	12,283
Two year before current fiscal year	9,218	7,195
Three year before current fiscal year	4,853	7,647
Four year before current fiscal year	5,181	3,964
Prior	5,657	4,430
Revolving Term Loans	11	9
Revolving Loans	2,242	2,151
Total	54,399	56,614
Current fiscal year, charge-offs	10
Fiscal year before current fiscal year, charge-offs	27
Two year before current fiscal year, charge-offs	4
Three year before current fiscal year, charge-offs	10
Four year before current fiscal year, charge-offs	2
Prior, charge-offs	14
Revolving term loans, charge-offs	6
Revolving loans, charge-offs	0
Total charge-offs	73
Consumer | Direct installment | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	12,518	18,935
Fiscal year before current fiscal year	14,672	12,233
Two year before current fiscal year	9,177	7,182
Three year before current fiscal year	4,853	7,582
Four year before current fiscal year	5,172	3,939
Prior	5,622	4,419
Revolving Term Loans	11	9
Revolving Loans	2,242	2,151
Total	54,267	56,450
Consumer | Direct installment | Non–performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	0
Fiscal year before current fiscal year	47	50
Two year before current fiscal year	41	13
Three year before current fiscal year	0	65
Four year before current fiscal year	9	25
Prior	35	11
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	132	164
Consumer | Indirect installment
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	68,382	259,473
Fiscal year before current fiscal year	208,816	119,130
Two year before current fiscal year	89,489	60,272
Three year before current fiscal year	41,437	34,757
Four year before current fiscal year	20,402	19,163
Prior	11,396	7,754
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	439,922	500,549
Current fiscal year, charge-offs	54
Fiscal year before current fiscal year, charge-offs	942
Two year before current fiscal year, charge-offs	518
Three year before current fiscal year, charge-offs	115
Four year before current fiscal year, charge-offs	51
Prior, charge-offs	48
Revolving term loans, charge-offs	0
Revolving loans, charge-offs	0
Total charge-offs	1,728
Consumer | Indirect installment | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	68,343	259,446
Fiscal year before current fiscal year	208,336	118,961
Two year before current fiscal year	89,229	60,062
Three year before current fiscal year	41,267	34,576
Four year before current fiscal year	20,287	19,062
Prior	11,279	7,674
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	438,741	499,781
Consumer | Indirect installment | Non–performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	39	27
Fiscal year before current fiscal year	480	169
Two year before current fiscal year	260	210
Three year before current fiscal year	170	181
Four year before current fiscal year	115	101
Prior	117	80
Revolving Term Loans	0	0
Revolving Loans	0	0
Total	1,181	768
Consumer | Home equity
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	21,750	26,340
Fiscal year before current fiscal year	22,773	3,836
Two year before current fiscal year	3,611	3,374
Three year before current fiscal year	2,672	5,104
Four year before current fiscal year	4,261	5,544
Prior	11,530	10,540
Revolving Term Loans	14,058	9,032
Revolving Loans	453,460	346,822
Total	534,115	410,592
Current fiscal year, charge-offs	0
Fiscal year before current fiscal year, charge-offs	10
Two year before current fiscal year, charge-offs	0
Three year before current fiscal year, charge-offs	103
Four year before current fiscal year, charge-offs	0
Prior, charge-offs	15
Revolving term loans, charge-offs	12
Revolving loans, charge-offs	0
Total charge-offs	140
Consumer | Home equity | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	21,750	26,232
Fiscal year before current fiscal year	22,633	3,820
Two year before current fiscal year	3,611	3,355
Three year before current fiscal year	2,617	4,964
Four year before current fiscal year	4,127	5,392
Prior	10,841	9,463
Revolving Term Loans	11,687	7,089
Revolving Loans	453,460	346,822
Total	530,726	407,137
Consumer | Home equity | Non–performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0	108
Fiscal year before current fiscal year	140	16
Two year before current fiscal year	0	19
Three year before current fiscal year	55	140
Four year before current fiscal year	134	152
Prior	689	1,077
Revolving Term Loans	2,371	1,943
Revolving Loans	0	0
Total	$ 3,389	$ 3,455