Loans and Allowance for Credit Losses (Rollforward of TDRs) (Details) $ in Thousands	12 Months Ended
Dec. 31, 2022 USD ($)
Unpaid principal balance
TDR beginning balance	$ 5,883
New TDRs	0
Disbursements (Payments)	(346)
Charge-offs	0
Reclassifications/ Transfer In/ (Out)	0
Payoffs	(948)
TDR ending balance	4,589
Related Allowance	(127)
Substandard
Unpaid principal balance
Current nonaccrual loans	1,900
Accruing TDRs
Unpaid principal balance
TDR beginning balance	5,667
New TDRs	0
Disbursements (Payments)	(294)
Charge-offs	0
Reclassifications/ Transfer In/ (Out)	(20)
Payoffs	(948)
TDR ending balance	4,405
Related Allowance	(127)
Accruing TDRs \| Construction
Unpaid principal balance
TDR beginning balance	24
New TDRs	0
Disbursements (Payments)	(14)
Charge-offs	0
Reclassifications/ Transfer In/ (Out)	0
Payoffs	0
TDR ending balance	10
Related Allowance	0
Accruing TDRs \| Residential real estate
Unpaid principal balance
TDR beginning balance	2,836
New TDRs	0
Disbursements (Payments)	(100)
Charge-offs	0
Reclassifications/ Transfer In/ (Out)	(20)
Payoffs	(1)
TDR ending balance	2,715
Related Allowance	(127)
Accruing TDRs \| Commercial real estate
Unpaid principal balance
TDR beginning balance	2,807
New TDRs	0
Disbursements (Payments)	(180)
Charge-offs	0
Reclassifications/ Transfer In/ (Out)	0
Payoffs	(947)
TDR ending balance	1,680
Related Allowance	0
Accruing TDRs \| Commercial
Unpaid principal balance
TDR beginning balance	0
New TDRs	0
Disbursements (Payments)	0
Charge-offs	0
Reclassifications/ Transfer In/ (Out)	0
Payoffs	0
TDR ending balance	0
Related Allowance	0
Accruing TDRs \| Consumer
Unpaid principal balance
TDR beginning balance	0
New TDRs	0
Disbursements (Payments)	0
Charge-offs	0
Reclassifications/ Transfer In/ (Out)	0
Payoffs	0
TDR ending balance	0
Related Allowance	0
Nonaccrual TDRs
Unpaid principal balance
TDR beginning balance	216
New TDRs	0
Disbursements (Payments)	(52)
Charge-offs	0
Reclassifications/ Transfer In/ (Out)	20
Payoffs	0
TDR ending balance	184
Related Allowance	0
Nonaccrual TDRs \| Construction
Unpaid principal balance
TDR beginning balance	0
New TDRs	0
Disbursements (Payments)	0
Charge-offs	0
Reclassifications/ Transfer In/ (Out)	0
Payoffs	0
TDR ending balance	0
Related Allowance	0
Nonaccrual TDRs \| Residential real estate
Unpaid principal balance
TDR beginning balance	0
New TDRs	0
Disbursements (Payments)	(6)
Charge-offs	0
Reclassifications/ Transfer In/ (Out)	20
Payoffs	0
TDR ending balance	14
Related Allowance	0
Nonaccrual TDRs \| Commercial real estate
Unpaid principal balance
TDR beginning balance	0
New TDRs	0
Disbursements (Payments)	0
Charge-offs	0
Reclassifications/ Transfer In/ (Out)	0
Payoffs	0
TDR ending balance	0
Related Allowance	0
Nonaccrual TDRs \| Commercial
Unpaid principal balance
TDR beginning balance	216
New TDRs	0
Disbursements (Payments)	(46)
Charge-offs	0
Reclassifications/ Transfer In/ (Out)	0
Payoffs	0
TDR ending balance	170
Related Allowance	0
Nonaccrual TDRs \| Consumer
Unpaid principal balance
TDR beginning balance	0
New TDRs	0
Disbursements (Payments)	0
Charge-offs	0
Reclassifications/ Transfer In/ (Out)	0
Payoffs	0
TDR ending balance	0
Related Allowance	$ 0

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
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-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
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-Publisher FASB
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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