Fair Value Measurements (Fair Value Carrying And Notional Amounts) (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and due from banks	$ 20,267	$ 16,938
Fed funds sold	16,751	11,745
Available-for-sale Securities	55,312	40,776
Held-to-maturity Securities	5,713	3,299
Restricted stock	1,505	1,373
Loans held for sale	2,626	3,833
Interest receivable	1,713	1,378
BOLI	13,018	12,673
Interest payable	111	88
Quoted Prices In Active Markets For Identical Assets (Level 1) [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and due from banks	20,267	16,938
Fed funds sold	16,751	11,745
Available-for-sale Securities
Held-to-maturity Securities
Restricted stock
Loans, net
Loans held for sale
Interest receivable
BOLI
Deposits
Capital notes
Interest payable
Significant Other Observable Inputs (Level 2) [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and due from banks
Fed funds sold
Available-for-sale Securities	55,312	40,776
Held-to-maturity Securities	5,619	3,273
Restricted stock	1,505	1,373
Loans, net
Loans held for sale	2,626	3,833
Interest receivable	1,713	1,378
BOLI	13,018	12,673
Deposits	568,224	524,222
Capital notes	5,310	88
Interest payable	111
Significant Unobservable Inputs (Level 3) [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and due from banks
Fed funds sold
Available-for-sale Securities
Held-to-maturity Securities
Restricted stock
Loans, net	492,397	468,393
Loans held for sale
Interest receivable
BOLI
Deposits
Capital notes
Interest payable
Carrying Amounts [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and due from banks	20,267	16,938
Fed funds sold	16,751	11,745
Available-for-sale Securities	55,312	40,776
Held-to-maturity Securities	5,713	3,299
Restricted stock	1,505	1,373
Loans, net	491,022	464,353
Loans held for sale	2,626	3,833
Interest receivable	1,713	1,378
BOLI	13,018	12,673
Deposits	567,493	523,112
Capital notes	5,000	88
Interest payable	111
Fair Values [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash and due from banks	20,267	16,938
Fed funds sold	16,751	11,745
Available-for-sale Securities	55,312	40,776
Held-to-maturity Securities	5,619	3,273
Restricted stock	1,505	1,373
Loans, net	492,397	468,393
Loans held for sale	2,626	3,833
Interest receivable	1,713	1,378
BOLI	13,018	12,673
Deposits	568,224	524,222
Capital notes	5,310	$ 88
Interest payable	$ 111

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 25
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The carrying amount of a life insurance policy on an officer, executive or employee for which the reporting entity (a bank) is entitled to proceeds from the policy upon death of the insured or surrender of the insurance policy.

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Fair value portion of deposit liabilities held by the entity, including, but not limited to, foreign and domestic, interest and noninterest bearing, demand deposits, saving deposits, negotiable orders of withdrawal (NOW) and time deposits.

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The amount outstanding of funds lent to other depository institutions, securities brokers, or securities dealers in the form of Federal Funds sold; for example, immediately available funds lent under agreements or contracts that mature in one business day or roll over under a continuing contract, regardless of the nature of the transaction or the collateral involved, excluding overnight lending for commercial and industrial purposes. Also include Federal Funds sold under agreements to resell on a gross basis, excluding (1) sales of term Federal Funds, (2) due bills representing purchases of securities or other assets by the reporting bank that have not yet been delivered and similar instruments, (3) resale agreements that mature in more than one business day involving assets other than securities, and (4) yield maintenance dollar repurchase agreements.

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Amount after other than temporary impairment (OTTI) accretion, of investments in debt securities classified as held-to-maturity.

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Amount of interest payable on debt, including, but not limited to, trade payables.

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Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

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Fair value portion of loans held-for-sale including, but not limited to, mortgage loans and finance receivables.

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Fair value portion of loan receivable, including, but not limited to, mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts.

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Fair value portion of notes payable.

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Investments which are not defined as or included in marketable (debt, equity, or other) securities whose use is restricted in whole or in part, generally by contractual agreements or regulatory requirements. For use in an unclassified balance sheet.

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