Financial Instruments (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Assets:
Securities available for sale	$ 150,607us-gaap_AvailableForSaleSecurities	$ 142,521us-gaap_AvailableForSaleSecurities
Liabilities:
Noninterest-bearing deposits	110,025	113,006
Interest-bearing deposits	319,057	321,822
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Assets:
Cash and due from banks	9,748	16,650
Securities available for sale	808	775
Federal Home Loan Bank and Federal Reserve Bank stock
Loans held for sale
Loans, net
Liabilities:
Noninterest-bearing deposits
Interest-bearing deposits
Repurchase agreements
Federal Home Loan Bank advances
Significant Other Observable Inputs (Level 2) [Member]
Assets:
Cash and due from banks
Securities available for sale	137,121	130,104
Federal Home Loan Bank and Federal Reserve Bank stock	3,185	3,185
Loans held for sale		2,237
Loans, net
Liabilities:
Noninterest-bearing deposits	110,025	113,006
Interest-bearing deposits	319,121	321,757
Repurchase agreements	21,153	26,743
Federal Home Loan Bank advances	20,921	18,402
Significant Unobservable Inputs (Level 3) [Member]
Assets:
Cash and due from banks
Securities available for sale	12,678	11,642
Federal Home Loan Bank and Federal Reserve Bank stock
Loans held for sale	2,114
Loans, net	338,568	345,656
Liabilities:
Noninterest-bearing deposits
Interest-bearing deposits
Repurchase agreements
Federal Home Loan Bank advances
Carrying Amount [Member]
Assets:
Cash and due from banks	9,748	16,650
Securities available for sale	150,607	142,521
Federal Home Loan Bank and Federal Reserve Bank stock	3,185	3,185
Loans held for sale	2,061	2,170
Loans, net	333,973	341,940
Liabilities:
Noninterest-bearing deposits	110,025	113,006
Interest-bearing deposits	319,057	321,822
Repurchase agreements	21,153	26,743
Federal Home Loan Bank advances	20,880	18,363
Estimated Fair Value [Member]
Assets:
Cash and due from banks	9,748	16,650
Securities available for sale	150,607	142,521
Federal Home Loan Bank and Federal Reserve Bank stock	3,185	3,185
Loans held for sale	2,114	2,237
Loans, net	338,568	345,656
Liabilities:
Noninterest-bearing deposits	110,025	113,006
Interest-bearing deposits	319,121	321,757
Repurchase agreements	21,153	26,743
Federal Home Loan Bank advances	$ 20,921	$ 18,402

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

-Paragraph 1

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=51813488&loc=d3e22054-111558

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 50

-Paragraph 5

-Subparagraph (aa)

-URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

-Section 45

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-URI http://asc.fasb.org/extlink&oid=49167202&loc=d3e26610-111562

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Cash

-URI http://asc.fasb.org/extlink&oid=6506951

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Cash Equivalents

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- Definition

Fair value portion of borrowing from Federal Home Loan Bank (FHLBank).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.13(3)(a))

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Amount of Federal Home Loan Bank (FHLB) and Federal Reserve Bank stock.

+ References

No definition available.

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- Definition

The aggregate of all domestic and foreign interest-bearing deposit liabilities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.12)

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- Definition

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

+ References

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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Glossary Loan

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- Definition

The aggregate amount of all domestic and foreign noninterest-bearing deposits liabilities held by the entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.12)

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- Definition

Fair value portion of securities that an entity sells and agrees to repurchase at a specified date for a specified price.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 10

-URI http://asc.fasb.org/extlink&oid=49121117&loc=d3e13433-108611

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