Loan portfolio classified as performance and nonperformance.

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

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Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

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- Definition

Amortized cost excluding accrued interest, of financing receivable originated more than five years prior to current fiscal year. Excludes net investment in lease.

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Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
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Amount, excluding accrued interest, of writeoff of financing receivable originated more than five years before current fiscal year. Excludes net investment in lease.

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- Definition

Amortized cost excluding accrued interest, of financing receivable that can be withdrawn, repaid, and redrawn.

+ References

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Amortized cost excluding accrued interest, of revolving financing receivable converted to term loan.

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Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 326
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- Definition

Amortized cost excluding accrued interest, of financing receivable originated four years prior to current fiscal year. Excludes net investment in lease.

+ References

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Amount, excluding accrued interest, of writeoff of financing receivable originated four years before current fiscal year. Excludes net investment in lease.

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Amortized cost excluding accrued interest, of financing receivable originated three years prior to current fiscal year. Excludes net investment in lease.

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Amount, excluding accrued interest, of writeoff of financing receivable originated three years before current fiscal year. Excludes net investment in lease.

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Amortized cost excluding accrued interest, of financing receivable originated in current fiscal year. Excludes net investment in lease.

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Amount, excluding accrued interest, of writeoff of financing receivable originated in current fiscal year. Excludes net investment in lease.

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Amortized cost excluding accrued interest, of financing receivable originated two years prior to current fiscal year. Excludes net investment in lease.

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Amount, excluding accrued interest, of writeoff of financing receivable originated two years before current fiscal year. Excludes net investment in lease.

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Amortized cost excluding accrued interest of financing receivable originated in fiscal year prior to current fiscal year. Excludes net investment in lease.

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Amount, excluding accrued interest, of writeoff of financing receivable originated in fiscal year before current fiscal year. Excludes net investment in lease.

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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

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-Topic 310
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Allowance for Credit Losses - Loans - Residential and consumer portfolio (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Performing and non-performing outstanding balances of the residential and consumer portfolios
Total	$ 1,002,306		$ 1,002,306		$ 990,766
Current period gross charge-offs, Total	170	$ 1,423	339	$ 1,604
Loan portfolio					990,766
Residential mortgage
Performing and non-performing outstanding balances of the residential and consumer portfolios
Total	174,419		174,419
Current period gross charge-offs, Total	54	9	54	32
Loan portfolio					297,971
Residential and Consumer
Performing and non-performing outstanding balances of the residential and consumer portfolios
2023	21,398		21,398
2022	33,757		33,757
2021	72,191		72,191
2020	48,310		48,310
2019	8,465		8,465
Prior	43,164		43,164
Revolving Loans Amortized Cost Basis	48,022		48,022
Revolving Loans Converted to Term	616		616
Total	275,923		275,923
Current period gross charge-offs, 2023			8
Current period gross charge-offs, 2022			35
Current period gross charge-offs, 2021			17
Current period gross charge-offs, 2020			1
Current period gross charge-offs, 2019			3
Current period gross charge-offs, Prior			200
Current period gross charge-offs, Total			264
Loan portfolio					311,444
Residential and Consumer \| Residential mortgage
Performing and non-performing outstanding balances of the residential and consumer portfolios
2023	11,097		11,097
2022	12,015		12,015
2021	61,839		61,839
2020	44,856		44,856
2019	7,154		7,154
Prior	37,458		37,458
Total	174,419		174,419
Current period gross charge-offs, Prior			54
Current period gross charge-offs, Total			54
Loan portfolio					297,971
Residential and Consumer \| Consumer
Performing and non-performing outstanding balances of the residential and consumer portfolios
2023	10,301		10,301
2022	21,742		21,742
2021	10,352		10,352
2020	3,454		3,454
2019	1,311		1,311
Prior	5,706		5,706
Revolving Loans Amortized Cost Basis	48,022		48,022
Revolving Loans Converted to Term	616		616
Total	101,504		101,504
Current period gross charge-offs, 2023			8
Current period gross charge-offs, 2022			35
Current period gross charge-offs, 2021			17
Current period gross charge-offs, 2020			1
Current period gross charge-offs, 2019			3
Current period gross charge-offs, Prior			146
Current period gross charge-offs, Total	41	$ 24	210	$ 110
Loan portfolio					13,473
Commercial
Performing and non-performing outstanding balances of the residential and consumer portfolios
2023	91,134		91,134
2022	120,825		120,825
2021	127,381		127,381
2020	71,832		71,832
2019	68,854		68,854
Prior	196,646		196,646
Revolving Loans Amortized Cost Basis	49,512		49,512
Revolving Loans Converted to Term	199		199
Total	726,383		726,383
Current period gross charge-offs, 2022			75
Current period gross charge-offs, Total			75
Loan portfolio					679,322
Non-performing \| Residential and Consumer
Performing and non-performing outstanding balances of the residential and consumer portfolios
2023	16		16
2020	65		65
2019	48		48
Prior	1,074		1,074
Revolving Loans Amortized Cost Basis	162		162
Revolving Loans Converted to Term	99		99
Total	1,464		1,464
Loan portfolio					1,586
Non-performing \| Residential and Consumer \| Residential mortgage
Performing and non-performing outstanding balances of the residential and consumer portfolios
Prior	746		746
Total	746		746
Loan portfolio					1,570
Non-performing \| Residential and Consumer \| Consumer
Performing and non-performing outstanding balances of the residential and consumer portfolios
2023	16		16
2020	65		65
2019	48		48
Prior	328		328
Revolving Loans Amortized Cost Basis	162		162
Revolving Loans Converted to Term	99		99
Total	718		718
Loan portfolio					16
Performing \| Residential and Consumer
Performing and non-performing outstanding balances of the residential and consumer portfolios
2023	21,382		21,382
2022	33,757		33,757
2021	72,191		72,191
2020	48,245		48,245
2019	8,417		8,417
Prior	42,090		42,090
Revolving Loans Amortized Cost Basis	47,860		47,860
Revolving Loans Converted to Term	517		517
Total	274,459		274,459
Loan portfolio					309,858
Performing \| Residential and Consumer \| Residential mortgage
Performing and non-performing outstanding balances of the residential and consumer portfolios
2023	11,097		11,097
2022	12,015		12,015
2021	61,839		61,839
2020	44,856		44,856
2019	7,154		7,154
Prior	36,712		36,712
Total	173,673		173,673
Loan portfolio					296,401
Performing \| Residential and Consumer \| Consumer
Performing and non-performing outstanding balances of the residential and consumer portfolios
2023	10,285		10,285
2022	21,742		21,742
2021	10,352		10,352
2020	3,389		3,389
2019	1,263		1,263
Prior	5,378		5,378
Revolving Loans Amortized Cost Basis	47,860		47,860
Revolving Loans Converted to Term	517		517
Total	$ 100,786		$ 100,786
Loan portfolio					$ 13,457