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Loans - Schedule of Loans by Credit Grades (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Financing Receivable, Credit Quality Indicator [Line Items]
Total charge-offs	$ 825	$ 683
Total loans	4,618,175		$ 4,417,630
Commercial
Financing Receivable, Credit Quality Indicator [Line Items]
Total charge-offs	1	137
Total loans	2,749,766		2,674,960
Commercial | Owner occupied real estate
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	11,916		72,110
Fiscal year before current fiscal year	74,031		102,110
Two year before current fiscal year	104,959		83,466
Three year before current fiscal year	87,497		45,033
Four year before current fiscal year	44,002		43,992
Prior	226,710		191,380
Revolving Term Loans	94,401		93,962
Revolving Loans	9,628		8,678
Current fiscal year, charge-offs	0		0
Fiscal year before current fiscal year, charge-offs	0		0
Two year before current fiscal year, charge-offs	0		0
Three year before current fiscal year, charge-offs	0		0
Four year before current fiscal year, charge-offs	0		0
Prior, charge-offs	1		3
Revolving term loans, charge-offs	0		401
Revolving Loans	0		0
Total charge-offs	1		404
Total loans	653,144		640,731
Commercial | Owner occupied real estate | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	11,916		66,814
Fiscal year before current fiscal year	70,435		101,620
Two year before current fiscal year	104,472		73,199
Three year before current fiscal year	77,316		44,067
Four year before current fiscal year	43,036		41,726
Prior	206,256		173,913
Revolving Term Loans	93,911		93,432
Revolving Loans	9,176		8,226
Total loans	616,518		602,997
Commercial | Owner occupied real estate | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0		3,920
Fiscal year before current fiscal year	2,143		490
Two year before current fiscal year	487		3,777
Three year before current fiscal year	3,738		0
Four year before current fiscal year	0		2,038
Prior	11,756		8,128
Revolving Term Loans	0		0
Revolving Loans	452		452
Total loans	18,576		18,805
Commercial | Owner occupied real estate | Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0		1,376
Fiscal year before current fiscal year	1,453		0
Two year before current fiscal year	0		6,490
Three year before current fiscal year	6,443		966
Four year before current fiscal year	966		228
Prior	8,698		9,339
Revolving Term Loans	490		530
Revolving Loans	0		0
Total loans	18,050		18,929
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 loans	0		0
Commercial | Non–owner occupied real estate
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	9,444		117,397
Fiscal year before current fiscal year	117,366		213,837
Two year before current fiscal year	211,237		150,874
Three year before current fiscal year	135,956		105,030
Four year before current fiscal year	103,895		84,239
Prior	417,468		346,014
Revolving Term Loans	282,938		246,569
Revolving Loans	9,170		9,878
Current fiscal year, charge-offs	0		0
Fiscal year before current fiscal year, charge-offs	0		0
Two year before current fiscal year, charge-offs	0		0
Three year before current fiscal year, charge-offs	0		0
Four year before current fiscal year, charge-offs	0		0
Prior, charge-offs	0		9
Revolving term loans, charge-offs	0		0
Revolving Loans	0		0
Total charge-offs	0		9
Total loans	1,287,474		1,273,838
Commercial | Non–owner occupied real estate | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	9,444		116,031
Fiscal year before current fiscal year	116,007		197,702
Two year before current fiscal year	192,469		149,540
Three year before current fiscal year	134,643		104,591
Four year before current fiscal year	103,726		83,394
Prior	374,887		303,191
Revolving Term Loans	282,938		246,569
Revolving Loans	9,170		9,878
Total loans	1,223,284		1,210,896
Commercial | Non–owner occupied real estate | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0		1,366
Fiscal year before current fiscal year	1,359		16,135
Two year before current fiscal year	18,768		1,334
Three year before current fiscal year	1,313		254
Four year before current fiscal year	0		845
Prior	38,012		36,590
Revolving Term Loans	0		0
Revolving Loans	0		0
Total loans	59,452		56,524
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		0
Three year before current fiscal year	0		185
Four year before current fiscal year	169		0
Prior	4,569		6,233
Revolving Term Loans	0		0
Revolving Loans	0		0
Total loans	4,738		6,418
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 loans	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		0
Two year before current fiscal year	0		498
Three year before current fiscal year	498		0
Four year before current fiscal year	0		0
Prior	0		0
Revolving Term Loans	3,487		5,852
Revolving Loans	6,907		7,139
Current fiscal year, charge-offs	0		0
Fiscal year before current fiscal year, charge-offs	0		0
Two year before current fiscal year, charge-offs	0		0
Three year before current fiscal year, charge-offs	0		0
Four year before current fiscal year, charge-offs	0		0
Prior, charge-offs	0		0
Revolving term loans, charge-offs	0		29
Revolving Loans	0		0
Total charge-offs	0		29
Total loans	10,892		13,489
Commercial | Residential spec homes | Pass
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		498
Three year before current fiscal year	498		0
Four year before current fiscal year	0		0
Prior	0		0
Revolving Term Loans	3,487		5,852
Revolving Loans	6,907		7,139
Total loans	10,892		13,489
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 loans	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		0
Revolving Loans	0		0
Total loans	0		0
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 loans	0		0
Commercial | Development & spec land
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0		5,133
Fiscal year before current fiscal year	5,017		1,477
Two year before current fiscal year	882		990
Three year before current fiscal year	505		390
Four year before current fiscal year	375		247
Prior	2,489		3,250
Revolving Term Loans	23,775		22,382
Revolving Loans	170		170
Current fiscal year, charge-offs	0		0
Fiscal year before current fiscal year, charge-offs	0		0
Two year before current fiscal year, charge-offs	0		0
Three year before current fiscal year, charge-offs	0		0
Four year before current fiscal year, charge-offs	0		0
Prior, charge-offs	0		0
Revolving term loans, charge-offs	0		0
Revolving Loans	0		0
Total charge-offs	0		0
Total loans	33,213		34,039
Commercial | Development & spec land | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0		5,133
Fiscal year before current fiscal year	4,269		1,477
Two year before current fiscal year	882		990
Three year before current fiscal year	505		390
Four year before current fiscal year	375		247
Prior	2,065		3,146
Revolving Term Loans	21,532		20,236
Revolving Loans	170		170
Total loans	29,798		31,789
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	322		0
Revolving Term Loans	1,624		1,529
Revolving Loans	0		0
Total loans	1,946		1,529
Commercial | Development & spec land | Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0		0
Fiscal year before current fiscal year	748		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	102		104
Revolving Term Loans	619		617
Revolving Loans	0		0
Total loans	1,469		721
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 loans	0		0
Commercial | Commercial and industrial
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	69,615		124,998
Fiscal year before current fiscal year	119,595		153,276
Two year before current fiscal year	148,464		94,197
Three year before current fiscal year	88,405		14,502
Four year before current fiscal year	12,800		21,384
Prior	81,439		62,750
Revolving Term Loans	73,291		72,777
Revolving Loans	171,434		168,979
Current fiscal year, charge-offs	0		0
Fiscal year before current fiscal year, charge-offs	0		33
Two year before current fiscal year, charge-offs	0		0
Three year before current fiscal year, charge-offs	0		123
Four year before current fiscal year, charge-offs	0		25
Prior, charge-offs	0		72
Revolving term loans, charge-offs	0		344
Revolving Loans	0		0
Total charge-offs	0		597
Total loans	765,043		712,863
Commercial | Commercial and industrial | Pass
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	69,125		121,969
Fiscal year before current fiscal year	116,433		151,847
Two year before current fiscal year	147,219		93,709
Three year before current fiscal year	87,982		12,154
Four year before current fiscal year	11,219		20,497
Prior	76,964		59,041
Revolving Term Loans	61,372		60,539
Revolving Loans	155,096		147,773
Total loans	725,410		667,529
Commercial | Commercial and industrial | Special Mention
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	490		1,434
Fiscal year before current fiscal year	1,472		726
Two year before current fiscal year	620		265
Three year before current fiscal year	8		2,137
Four year before current fiscal year	1,377		119
Prior	1,341		1,305
Revolving Term Loans	11,144		9,375
Revolving Loans	13,637		18,836
Total loans	30,089		34,197
Commercial | Commercial and industrial | Substandard
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0		1,595
Fiscal year before current fiscal year	1,690		703
Two year before current fiscal year	625		223
Three year before current fiscal year	415		211
Four year before current fiscal year	204		768
Prior	3,134		2,404
Revolving Term Loans	775		2,863
Revolving Loans	2,701		2,370
Total loans	9,544		11,137
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 loans	0		0
Real estate
Financing Receivable, Credit Quality Indicator [Line Items]
Total charge-offs	1	4
Total loans	838,619		726,214
Real estate | Residential mortgage
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	16,245		41,038
Fiscal year before current fiscal year	128,151		156,394
Two year before current fiscal year	168,911		158,228
Three year before current fiscal year	155,371		85,418
Four year before current fiscal year	83,095		31,111
Prior	205,987		182,106
Revolving Term Loans	0		0
Revolving Loans	0		0
Current fiscal year, charge-offs	0		0
Fiscal year before current fiscal year, charge-offs	0		28
Two year before current fiscal year, charge-offs	0		0
Three year before current fiscal year, charge-offs	0		0
Four year before current fiscal year, charge-offs	0		0
Prior, charge-offs	1		20
Revolving term loans, charge-offs	0		0
Revolving Loans	0		0
Total charge-offs	1		48
Total loans	757,760		654,295
Real estate | Residential mortgage | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	16,245		40,920
Fiscal year before current fiscal year	127,785		154,803
Two year before current fiscal year	167,014		157,480
Three year before current fiscal year	154,308		85,159
Four year before current fiscal year	82,838		30,464
Prior	200,845		177,411
Revolving Term Loans	0		0
Revolving Loans	0		0
Total loans	749,035		646,237
Real estate | Residential mortgage | Non–performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0		118
Fiscal year before current fiscal year	366		1,591
Two year before current fiscal year	1,897		748
Three year before current fiscal year	1,063		259
Four year before current fiscal year	257		647
Prior	5,142		4,695
Revolving Term Loans	0		0
Revolving Loans	0		0
Total loans	8,725		8,058
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	24,311		26,841
Revolving Loans	0		0
Current fiscal year, charge-offs	0		0
Fiscal year before current fiscal year, charge-offs	0		0
Two year before current fiscal year, charge-offs	0		0
Three year before current fiscal year, charge-offs	0		0
Four year before current fiscal year, charge-offs	0		0
Prior, charge-offs	0		0
Revolving term loans, charge-offs	0		0
Revolving Loans	0		0
Total charge-offs	0		0
Total loans	24,311		26,841
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	24,311		26,841
Revolving Loans	0		0
Total loans	24,311		26,841
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 loans	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	56,548		45,078
Current fiscal year, charge-offs	0		0
Fiscal year before current fiscal year, charge-offs	0		0
Two year before current fiscal year, charge-offs	0		0
Three year before current fiscal year, charge-offs	0		0
Four year before current fiscal year, charge-offs	0		0
Prior, charge-offs	0		0
Revolving term loans, charge-offs	0		0
Revolving Loans	0		0
Total charge-offs	0		0
Total loans	56,548		45,078
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	56,548		45,078
Total loans	56,548		45,078
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 loans	0		0
Consumer
Financing Receivable, Credit Quality Indicator [Line Items]
Total charge-offs	823	$ 542
Total loans	1,029,790		1,016,456
Consumer | Installment
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	3,533		14,835
Fiscal year before current fiscal year	71,843		13,491
Two year before current fiscal year	12,307		7,869
Three year before current fiscal year	7,222		4,246
Four year before current fiscal year	3,845		4,476
Prior	8,563		5,081
Revolving Term Loans	16		6
Revolving Loans	2,041		2,362
Current fiscal year, charge-offs	0		33
Fiscal year before current fiscal year, charge-offs	18		28
Two year before current fiscal year, charge-offs	124		31
Three year before current fiscal year, charge-offs	1		10
Four year before current fiscal year, charge-offs	17		32
Prior, charge-offs	21		27
Revolving term loans, charge-offs	0		6
Revolving Loans	0		0
Total charge-offs	181		167
Total loans	109,370		52,366
Consumer | Installment | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	3,533		14,835
Fiscal year before current fiscal year	71,835		13,447
Two year before current fiscal year	12,263		7,859
Three year before current fiscal year	7,167		4,246
Four year before current fiscal year	3,845		4,449
Prior	8,532		5,074
Revolving Term Loans	16		6
Revolving Loans	2,041		2,362
Total loans	109,232		52,278
Consumer | Installment | Non–performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0		0
Fiscal year before current fiscal year	8		44
Two year before current fiscal year	44		10
Three year before current fiscal year	55		0
Four year before current fiscal year	0		27
Prior	31		7
Revolving Term Loans	0		0
Revolving Loans	0		0
Total loans	138		88
Consumer | Indirect auto
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	643		65,309
Fiscal year before current fiscal year	60,907		192,295
Two year before current fiscal year	176,533		81,085
Three year before current fiscal year	72,822		36,224
Four year before current fiscal year	30,946		16,814
Prior	18,984		8,219
Revolving Term Loans	0		0
Revolving Loans	0		0
Current fiscal year, charge-offs	0		86
Fiscal year before current fiscal year, charge-offs	43		1,388
Two year before current fiscal year, charge-offs	222		708
Three year before current fiscal year, charge-offs	81		137
Four year before current fiscal year, charge-offs	77		58
Prior, charge-offs	42		74
Revolving term loans, charge-offs	0		0
Revolving Loans	0		0
Total charge-offs	465		2,451
Total loans	360,835		399,946
Consumer | Indirect auto | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	643		65,260
Fiscal year before current fiscal year	60,833		191,871
Two year before current fiscal year	176,167		80,773
Three year before current fiscal year	72,595		35,995
Four year before current fiscal year	30,750		16,690
Prior	18,839		8,159
Revolving Term Loans	0		0
Revolving Loans	0		0
Total loans	359,827		398,748
Consumer | Indirect auto | Non–performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0		49
Fiscal year before current fiscal year	74		424
Two year before current fiscal year	366		312
Three year before current fiscal year	227		229
Four year before current fiscal year	196		124
Prior	145		60
Revolving Term Loans	0		0
Revolving Loans	0		0
Total loans	1,008		1,198
Consumer | Home equity
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	2,300		26,376
Fiscal year before current fiscal year	25,932		21,591
Two year before current fiscal year	20,741		5,121
Three year before current fiscal year	2,922		2,501
Four year before current fiscal year	2,366		4,062
Prior	13,118		10,247
Revolving Term Loans	20,098		15,573
Revolving Loans	472,108		478,673
Current fiscal year, charge-offs	0		0
Fiscal year before current fiscal year, charge-offs	52		10
Two year before current fiscal year, charge-offs	88		0
Three year before current fiscal year, charge-offs	0		103
Four year before current fiscal year, charge-offs	37		0
Prior, charge-offs	0		91
Revolving term loans, charge-offs	0		13
Revolving Loans	0		0
Total charge-offs	177		217
Total loans	559,585		564,144
Consumer | Home equity | Performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	2,300		26,376
Fiscal year before current fiscal year	25,932		21,379
Two year before current fiscal year	20,432		5,121
Three year before current fiscal year	2,922		2,447
Four year before current fiscal year	2,314		3,885
Prior	12,729		9,987
Revolving Term Loans	17,051		12,713
Revolving Loans	472,108		478,673
Total loans	555,788		560,581
Consumer | Home equity | Non–performing
Financing Receivable, Credit Quality Indicator [Line Items]
Current fiscal year	0		0
Fiscal year before current fiscal year	0		212
Two year before current fiscal year	309		0
Three year before current fiscal year	0		54
Four year before current fiscal year	52		177
Prior	389		260
Revolving Term Loans	3,047		2,860
Revolving Loans	0		0
Total loans	$ 3,797		$ 3,563

X

- Definition

Amount, excluding accrued interest, of decrease in allowance for credit loss on financing receivable from writeoff. Excludes net investment in lease.

+ References

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