Loans and Allowance for Loan Losses - Amortized cost basis of loans (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Financing Receivable, Past Due [Line Items]
2023	$ 135,487
2022	698,204
2021	528,977
2020	400,307
2019	216,988
Prior	249,462
Loans amortized cost basis	257,200
Loans	2,486,625	$ 2,443,994
Pass
Financing Receivable, Past Due [Line Items]
Loans		2,408,709
Special Mention
Financing Receivable, Past Due [Line Items]
Loans		22,032
Substandard
Financing Receivable, Past Due [Line Items]
Loans		13,253
Commercial
Financing Receivable, Past Due [Line Items]
Loans	1,596,678	1,563,356
Commercial | Pass
Financing Receivable, Past Due [Line Items]
Loans		1,529,512
Commercial | Special Mention
Financing Receivable, Past Due [Line Items]
Loans		21,969
Commercial | Substandard
Financing Receivable, Past Due [Line Items]
Loans		11,875
Consumer
Financing Receivable, Past Due [Line Items]
Loans	889,947	880,638
Consumer | Pass
Financing Receivable, Past Due [Line Items]
Loans		879,197
Consumer | Special Mention
Financing Receivable, Past Due [Line Items]
Loans		63
Consumer | Substandard
Financing Receivable, Past Due [Line Items]
Loans		1,378
Commercial and industrial | Commercial
Financing Receivable, Past Due [Line Items]
2023	40,436
2022	144,499
2021	93,811
2020	88,492
2019	42,814
Prior	23,615
Loans amortized cost basis	119,911
Loans	553,578	583,876
Commercial and industrial | Commercial | Pass
Financing Receivable, Past Due [Line Items]
2023	40,436
2022	142,529
2021	92,778
2020	88,486
2019	42,374
Prior	22,866
Loans amortized cost basis	98,960
Loans	528,429	558,694
Commercial and industrial | Commercial | Special Mention
Financing Receivable, Past Due [Line Items]
Loans		21,969
Commercial and industrial | Commercial | Substandard
Financing Receivable, Past Due [Line Items]
2022	1,970
2021	1,033
2020	6
2019	440
Prior	749
Loans amortized cost basis	20,951
Loans	25,149	3,213
Real estate construction | Commercial
Financing Receivable, Past Due [Line Items]
2022	41,291
2021	31,177
2020	27,971
2019	8,337
Loans	108,776	97,810
Real estate construction | Commercial | Pass
Financing Receivable, Past Due [Line Items]
2022	41,291
2021	31,177
2020	27,531
2019	8,337
Loans	108,336	97,548
Real estate construction | Commercial | Substandard
Financing Receivable, Past Due [Line Items]
2020	440
Loans	440	262
Residential | Real estate first mortgage | Consumer
Financing Receivable, Past Due [Line Items]
2023	26,898
2022	194,486
2021	228,747
2020	116,075
2019	36,246
Prior	94,257
Loans amortized cost basis	1,293
Loans	698,002	679,551
Residential | Real estate first mortgage | Consumer | Pass
Financing Receivable, Past Due [Line Items]
2023	26,898
2022	194,425
2021	228,747
2020	116,075
2019	36,246
Prior	94,149
Loans amortized cost basis	1,293
Loans	697,833	678,743
Residential | Real estate first mortgage | Consumer | Special Mention
Financing Receivable, Past Due [Line Items]
2022	61
Loans	61	63
Residential | Real estate first mortgage | Consumer | Substandard
Financing Receivable, Past Due [Line Items]
Prior	108
Loans	108	745
Residential | Real estate junior lien | Consumer
Financing Receivable, Past Due [Line Items]
2023	3,005
2022	12,380
2021	6,864
2020	5,278
2019	2,136
Prior	5,260
Loans amortized cost basis	117,358
Loans	152,281	150,479
Residential | Real estate junior lien | Consumer | Pass
Financing Receivable, Past Due [Line Items]
2023	3,005
2022	12,380
2021	6,864
2020	5,278
2019	2,136
Prior	5,260
Loans amortized cost basis	116,948
Loans	151,871	149,847
Residential | Real estate junior lien | Consumer | Substandard
Financing Receivable, Past Due [Line Items]
Loans amortized cost basis	410
Loans	410	632
Commercial real estate | Commercial
Financing Receivable, Past Due [Line Items]
2023	63,474
2022	295,580
2021	166,693
2020	155,213
2019	124,380
Prior	123,561
Loans amortized cost basis	5,423
Loans	934,324	881,670
Commercial real estate | Commercial | Pass
Financing Receivable, Past Due [Line Items]
2023	63,474
2022	295,580
2021	165,134
2020	155,213
2019	120,223
Prior	121,249
Loans amortized cost basis	5,423
Loans	926,296	873,270
Commercial real estate | Commercial | Substandard
Financing Receivable, Past Due [Line Items]
2021	1,559
2019	4,157
Prior	2,312
Loans	8,028	8,400
Other revolving and installment | Consumer
Financing Receivable, Past Due [Line Items]
2023	1,674
2022	9,968
2021	1,685
2020	7,278
2019	3,075
Prior	2,769
Loans amortized cost basis	13,215
Loans	39,664	50,608
Other revolving and installment | Consumer | Pass
Financing Receivable, Past Due [Line Items]
2023	1,674
2022	9,968
2021	1,685
2020	7,278
2019	3,075
Prior	2,768
Loans amortized cost basis	13,215
Loans	39,663	50,607
Other revolving and installment | Consumer | Substandard
Financing Receivable, Past Due [Line Items]
Prior	1
Loans	$ 1	$ 1