Loans and Allowance for Credit Losses on Loans - Schedule of Credit Risk Ratings by Portfolio Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Financing Receivable Recorded Investment [Line Items]
2023	$ 120,340		$ 120,340
2022	608,794		608,794
2021	291,626		291,626
2020	155,425		155,425
2019	193,397		193,397
Prior	296,274		296,274
Revolving Loans	50,341		50,341
Total	1,716,197		1,716,197		$ 1,678,292
2023			0
2022			0
2021			11
2020			0
2019			91
Prior			34
Revolving Loans			0
Total	20	$ 18	136	$ 32
Current period charge-offs
2023			0
2022			0
2021			11
2020			0
2019			91
Prior			34
Revolving Loans			0
Total	$ 20	18	$ 136	32
Financing Receivable, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration]	Accrued interest receivable		Accrued interest receivable		Accrued interest receivable
Accrued interest receivable	$ 6,800		$ 6,800		$ 6,400
Pass
Financing Receivable Recorded Investment [Line Items]
2023	120,340		120,340
2022	606,845		606,845
2021	285,697		285,697
2020	154,648		154,648
2019	192,458		192,458
Prior	293,411		293,411
Revolving Loans	50,141		50,141
Total	1,703,540		1,703,540		1,674,422
Special mention
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	1,045		1,045
2021	0		0
2020	0		0
2019	939		939
Prior	925		925
Revolving Loans	0		0
Total	2,909		2,909		563
Substandard
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	904		904
2021	5,929		5,929
2020	777		777
2019	0		0
Prior	1,662		1,662
Revolving Loans	200		200
Total	9,472		9,472		3,031
Doubtful
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	276		276
Revolving Loans	0		0
Total	276		276		276
Commercial Real Estate
Financing Receivable Recorded Investment [Line Items]
2023	47,055		47,055
2022	213,706		213,706
2021	151,119		151,119
2020	98,413		98,413
2019	146,211		146,211
Prior	180,349		180,349
Revolving Loans	11,010		11,010
Total	847,863		847,863		842,208
2023			0
2022			0
2021			0
2020			0
2019			91
Prior			0
Revolving Loans			0
Total	0	0	91	0
Current period charge-offs
2023			0
2022			0
2021			0
2020			0
2019			91
Prior			0
Revolving Loans			0
Total	0	0	91	0
Commercial Real Estate | Pass
Financing Receivable Recorded Investment [Line Items]
2023	47,055		47,055
2022	213,706		213,706
2021	151,119		151,119
2020	98,413		98,413
2019	146,211		146,211
Prior	180,349		180,349
Revolving Loans	11,010		11,010
Total	847,863		847,863		841,645
Commercial Real Estate | Special mention
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving Loans	0		0
Total	0		0		563
Commercial Real Estate | Substandard
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving Loans	0		0
Total	0		0		0
Commercial Real Estate | Doubtful
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving Loans	0		0
Total	0		0		0
SBA—real estate
Financing Receivable Recorded Investment [Line Items]
2023	9,680		9,680
2022	48,914		48,914
2021	32,518		32,518
2020	27,817		27,817
2019	31,293		31,293
Prior	74,254		74,254
Revolving Loans	0		0
Total	224,476		224,476		221,340
2023			0
2022			0
2021			11
2020			0
2019			0
Prior			0
Revolving Loans			0
Total	0	0	11	14
Current period charge-offs
2023			0
2022			0
2021			11
2020			0
2019			0
Prior			0
Revolving Loans			0
Total	0	0	11	14
SBA—real estate | Pass
Financing Receivable Recorded Investment [Line Items]
2023	9,680		9,680
2022	47,869		47,869
2021	27,462		27,462
2020	27,817		27,817
2019	30,354		30,354
Prior	72,144		72,144
Revolving Loans	0		0
Total	215,326		215,326		220,348
SBA—real estate | Special mention
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	1,045		1,045
2021	0		0
2020	0		0
2019	939		939
Prior	925		925
Revolving Loans	0		0
Total	2,909		2,909		0
SBA—real estate | Substandard
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	5,056		5,056
2020	0		0
2019	0		0
Prior	1,185		1,185
Revolving Loans	0		0
Total	6,241		6,241		992
SBA—real estate | Doubtful
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving Loans	0		0
Total	0		0		0
SBA—non-real estate
Financing Receivable Recorded Investment [Line Items]
2023	3,040		3,040
2022	2,917		2,917
2021	531		531
2020	2,085		2,085
2019	1,018		1,018
Prior	4,718		4,718
Revolving Loans	0		0
Total	14,309		14,309		13,377
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			34
Revolving Loans			0
Total	20	18	34	18
Current period charge-offs
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			34
Revolving Loans			0
Total	20	18	34	18
SBA—non-real estate | Pass
Financing Receivable Recorded Investment [Line Items]
2023	3,040		3,040
2022	2,917		2,917
2021	531		531
2020	2,085		2,085
2019	1,018		1,018
Prior	3,965		3,965
Revolving Loans	0		0
Total	13,556		13,556		12,897
SBA—non-real estate | Special mention
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving Loans	0		0
Total	0		0		0
SBA—non-real estate | Substandard
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	477		477
Revolving Loans	0		0
Total	477		477		480
SBA—non-real estate | Doubtful
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	276		276
Revolving Loans	0		0
Total	276		276		0
C&I
Financing Receivable Recorded Investment [Line Items]
2023	9,284		9,284
2022	24,277		24,277
2021	26,291		26,291
2020	6,246		6,246
2019	4,955		4,955
Prior	2,773		2,773
Revolving Loans	38,334		38,334
Total	112,160		112,160		116,951
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			0
Revolving Loans			0
Total	0	0	0	0
Current period charge-offs
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			0
Revolving Loans			0
Total	0	0	0	0
C&I | Pass
Financing Receivable Recorded Investment [Line Items]
2023	9,284		9,284
2022	24,277		24,277
2021	26,291		26,291
2020	6,246		6,246
2019	4,955		4,955
Prior	2,773		2,773
Revolving Loans	38,134		38,134
Total	111,960		111,960		116,396
C&I | Special mention
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving Loans	0		0
Total	0		0		0
C&I | Substandard
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving Loans	200		200
Total	200		200		279
C&I | Doubtful
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving Loans	0		0
Total	0		0		276
Home mortgage
Financing Receivable Recorded Investment [Line Items]
2023	51,276		51,276
2022	318,980		318,980
2021	81,167		81,167
2020	20,864		20,864
2019	9,794		9,794
Prior	34,145		34,145
Revolving Loans	0		0
Total	516,226		516,226		482,949
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			0
Revolving Loans			0
Total	0	0	0	0
Current period charge-offs
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			0
Revolving Loans			0
Total	0	0	0	0
Home mortgage | Pass
Financing Receivable Recorded Investment [Line Items]
2023	51,276		51,276
2022	318,076		318,076
2021	80,294		80,294
2020	20,087		20,087
2019	9,794		9,794
Prior	34,145		34,145
Revolving Loans	0		0
Total	513,672		513,672		481,669
Home mortgage | Special mention
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving Loans	0		0
Total	0		0		0
Home mortgage | Substandard
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	904		904
2021	873		873
2020	777		777
2019	0		0
Prior	0		0
Revolving Loans	0		0
Total	2,554		2,554		1,280
Home mortgage | Doubtful
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving Loans	0		0
Total	0		0		0
Consumer
Financing Receivable Recorded Investment [Line Items]
2023	5		5
2022	0		0
2021	0		0
2020	0		0
2019	126		126
Prior	35		35
Revolving Loans	997		997
Total	1,163		1,163		1,467
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			0
Revolving Loans			0
Total	0	0	0	0
Current period charge-offs
2023			0
2022			0
2021			0
2020			0
2019			0
Prior			0
Revolving Loans			0
Total	0	$ 0	0	$ 0
Consumer | Pass
Financing Receivable Recorded Investment [Line Items]
2023	5		5
2022	0		0
2021	0		0
2020	0		0
2019	126		126
Prior	35		35
Revolving Loans	997		997
Total	1,163		1,163		1,467
Consumer | Special mention
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving Loans	0		0
Total	0		0		0
Consumer | Substandard
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving Loans	0		0
Total	0		0		0
Consumer | Doubtful
Financing Receivable Recorded Investment [Line Items]
2023	0		0
2022	0		0
2021	0		0
2020	0		0
2019	0		0
Prior	0		0
Revolving Loans	0		0
Total	$ 0		$ 0		$ 0