Loans and Allowance for Credit Losses - Loans - Risk Ratings by Portfolio Type (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Financing Receivable, Recorded Investment [Line Items]
2023	$ 745,264
2022	1,004,557
2021	625,463
2020	446,798
2019	273,438
Prior	809,335
Revolving Loans Amortized Cost Basis	347,937
Loans, net of unearned interest	4,252,792	$ 3,514,119
Gross charge offs
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	(402)	(131)	$ (1,988)
Net charge offs
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Recovery	70	191	258
Performing Financial Instruments
Financing Receivable, Recorded Investment [Line Items]
2023	160,995
2022	153,957
2021	112,259
2020	90,655
2019	28,086
Prior	179,001
Revolving Loans Amortized Cost Basis	90,526
Loans, net of unearned interest	815,479
Nonperforming Financial Instruments
Financing Receivable, Recorded Investment [Line Items]
2023	0
2022	0
2021	93
2020	1,470
2019	0
Prior	3,998
Revolving Loans Amortized Cost Basis	0
Loans, net of unearned interest	5,561
Pass
Financing Receivable, Recorded Investment [Line Items]
2023	584,075
2022	844,729
2021	510,017
2020	350,064
2019	238,887
Prior	592,074
Revolving Loans Amortized Cost Basis	250,237
Loans, net of unearned interest	3,370,083	3,456,553
Special Mention
Financing Receivable, Recorded Investment [Line Items]
2023	194
2022	89
2021	2,224
2020	1,447
2019	6,236
Prior	12,682
Revolving Loans Amortized Cost Basis	4,577
Loans, net of unearned interest	27,449	21,897
Substandard
Financing Receivable, Recorded Investment [Line Items]
2023	0
2022	5,782
2021	870
2020	3,162
2019	229
Prior	21,580
Revolving Loans Amortized Cost Basis	2,597
Loans, net of unearned interest	34,220	35,669
Commercial real estate
Financing Receivable, Recorded Investment [Line Items]
2023	271,849
2022	562,010
2021	387,119
2020	300,908
2019	184,672
Prior	556,153
Revolving Loans Amortized Cost Basis	38,495
Loans, net of unearned interest	2,301,206	2,052,934
Gross charge offs
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	(16)
Revolving Loans Amortized Cost Basis	0
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	(16)	(7)	(1,044)
Current period recoveries
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	(16)
Revolving Loans Amortized Cost Basis	0
Total	(16)
Net charge offs
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Recovery		128	207
Commercial real estate | Pass
Financing Receivable, Recorded Investment [Line Items]
2023	271,655
2022	556,801
2021	386,911
2020	297,746
2019	178,434
Prior	528,326
Revolving Loans Amortized Cost Basis	38,261
Loans, net of unearned interest	2,258,134	2,018,088
Commercial real estate | Special Mention
Financing Receivable, Recorded Investment [Line Items]
2023	194
2022	0
2021	0
2020	0
2019	6,009
Prior	10,482
Revolving Loans Amortized Cost Basis	186
Loans, net of unearned interest	16,871	12,325
Commercial real estate | Substandard
Financing Receivable, Recorded Investment [Line Items]
2023	0
2022	5,209
2021	208
2020	3,162
2019	229
Prior	17,345
Revolving Loans Amortized Cost Basis	48
Loans, net of unearned interest	26,201	22,521
Commercial and industrial
Financing Receivable, Recorded Investment [Line Items]
2023	158,824
2022	106,803
2021	71,334
2020	29,961
2019	50,433
Prior	62,070
Revolving Loans Amortized Cost Basis	195,654
Loans, net of unearned interest	675,079	596,042
Gross charge offs
2023	0
2022	(100)
2021	0
2020	(111)
2019	0
Prior	(27)
Revolving Loans Amortized Cost Basis	0
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	(238)	(1)	(866)
Current period recoveries
2023	0
2022	(100)
2021	0
2020	(111)
2019	0
Prior	(27)
Revolving Loans Amortized Cost Basis	0
Total	(238)
Net charge offs
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Recovery	0	13	13
Commercial and industrial | Pass
Financing Receivable, Recorded Investment [Line Items]
2023	158,824
2022	106,714
2021	68,448
2020	29,961
2019	50,206
Prior	57,892
Revolving Loans Amortized Cost Basis	188,714
Loans, net of unearned interest	660,759	582,540
Commercial and industrial | Special Mention
Financing Receivable, Recorded Investment [Line Items]
2023	0
2022	89
2021	2,224
2020	0
2019	227
Prior	2,200
Revolving Loans Amortized Cost Basis	4,391
Loans, net of unearned interest	9,131	4,212
Commercial and industrial | Substandard
Financing Receivable, Recorded Investment [Line Items]
2023	0
2022	0
2021	662
2020	0
2019	0
Prior	1,978
Revolving Loans Amortized Cost Basis	2,549
Loans, net of unearned interest	5,189	9,290
Construction
Financing Receivable, Recorded Investment [Line Items]
2023	153,596
2022	181,787
2021	54,658
2020	23,804
2019	10,247
Prior	8,113
Revolving Loans Amortized Cost Basis	23,262
Loans, net of unearned interest	455,467	441,246
Gross charge offs
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff		0	(23)
Net charge offs
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Recovery		24	8
Construction | Pass
Financing Receivable, Recorded Investment [Line Items]
2023	153,596
2022	181,214
2021	54,658
2020	22,357
2019	10,247
Prior	5,856
Revolving Loans Amortized Cost Basis	23,262
Loans, net of unearned interest	451,190	438,990
Construction | Special Mention
Financing Receivable, Recorded Investment [Line Items]
2023	0
2022	0
2021	0
2020	1,447
2019	0
Prior	0
Revolving Loans Amortized Cost Basis	0
Loans, net of unearned interest	1,447	2,256
Construction | Substandard
Financing Receivable, Recorded Investment [Line Items]
2023	0
2022	573
2021	0
2020	0
2019	0
Prior	2,257
Revolving Loans Amortized Cost Basis	0
Loans, net of unearned interest	2,830	0
Residential mortgage
Financing Receivable, Recorded Investment [Line Items]
2023	158,634
2022	153,203
2021	111,703
2020	91,852
2019	27,863
Prior	182,896
Revolving Loans Amortized Cost Basis	87,723
Loans, net of unearned interest	813,874	416,221
Gross charge offs
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	(13)
Revolving Loans Amortized Cost Basis	0
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	(13)	(26)	(13)
Current period recoveries
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	25
Revolving Loans Amortized Cost Basis	0
Total	25
Net charge offs
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	38
Revolving Loans Amortized Cost Basis	0
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Recovery	38	4	11
Residential mortgage | Performing Financial Instruments
Financing Receivable, Recorded Investment [Line Items]
2023	158,634
2022	153,203
2021	111,610
2020	90,382
2019	27,863
Prior	178,898
Revolving Loans Amortized Cost Basis	87,723
Loans, net of unearned interest	808,313
Residential mortgage | Nonperforming Financial Instruments
Financing Receivable, Recorded Investment [Line Items]
2023	0
2022	0
2021	93
2020	1,470
2019	0
Prior	3,998
Revolving Loans Amortized Cost Basis	0
Loans, net of unearned interest	5,561
Residential mortgage | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest		409,259
Residential mortgage | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest		3,104
Residential mortgage | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest		3,858
Consumer
Financing Receivable, Recorded Investment [Line Items]
2023	2,361
2022	754
2021	649
2020	273
2019	223
Prior	103
Revolving Loans Amortized Cost Basis	2,803
Loans, net of unearned interest	7,166	7,676
Gross charge offs
2023	(86)
2022	0
2021	(10)
2020	(9)
2019	0
Prior	(30)
Revolving Loans Amortized Cost Basis	0
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Writeoff	(135)	(97)	(42)
Current period recoveries
2023	(60)
2022	0
2021	(10)
2020	(8)
2019	0
Prior	(25)
Revolving Loans Amortized Cost Basis	0
Total	(103)
Net charge offs
2023	26
2022	0
2021	0
2020	1
2019	0
Prior	5
Revolving Loans Amortized Cost Basis	0
Financing Receivable, Excluding Accrued Interest, Allowance for Credit Loss, Recovery	32	22	$ 19
Consumer | Performing Financial Instruments
Financing Receivable, Recorded Investment [Line Items]
2023	2,361
2022	754
2021	649
2020	273
2019	223
Prior	103
Revolving Loans Amortized Cost Basis	2,803
Loans, net of unearned interest	7,166
Consumer | Nonperforming Financial Instruments
Financing Receivable, Recorded Investment [Line Items]
2023	0
2022	0
2021	0
2020	0
2019	0
Prior	0
Revolving Loans Amortized Cost Basis	0
Loans, net of unearned interest	$ 0
Consumer | Pass
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest		7,676
Consumer | Special Mention
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest		0
Consumer | Substandard
Financing Receivable, Recorded Investment [Line Items]
Loans, net of unearned interest		$ 0