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Loans (Details 9) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Schedule of loan assigned a risk rating within 12 months of the balance sheet date
Financing receivable recorded investment	$ 525,376	$ 518,882
Pass [Member]
Schedule of loan assigned a risk rating within 12 months of the balance sheet date
Financing receivable recorded investment	464,936	460,129
Special Mention [Member]
Schedule of loan assigned a risk rating within 12 months of the balance sheet date
Financing receivable recorded investment	17,462	18,935
Substandard [Member]
Schedule of loan assigned a risk rating within 12 months of the balance sheet date
Financing receivable recorded investment	42,135	38,960
Doubtful [Member]
Schedule of loan assigned a risk rating within 12 months of the balance sheet date
Financing receivable recorded investment	843	858
Commercial, industrial, and agricultural [Member]
Schedule of loan assigned a risk rating within 12 months of the balance sheet date
Financing receivable recorded investment	259,355	257,091
Commercial, industrial, and agricultural [Member] | Pass [Member]
Schedule of loan assigned a risk rating within 12 months of the balance sheet date
Financing receivable recorded investment	231,712	234,835
Commercial, industrial, and agricultural [Member] | Special Mention [Member]
Schedule of loan assigned a risk rating within 12 months of the balance sheet date
Financing receivable recorded investment	7,975	6,641
Commercial, industrial, and agricultural [Member] | Substandard [Member]
Schedule of loan assigned a risk rating within 12 months of the balance sheet date
Financing receivable recorded investment	19,523	15,459
Commercial, industrial, and agricultural [Member] | Doubtful [Member]
Schedule of loan assigned a risk rating within 12 months of the balance sheet date
Financing receivable recorded investment	145	156
Commercial mortgages [Member]
Schedule of loan assigned a risk rating within 12 months of the balance sheet date
Financing receivable recorded investment	266,021	261,791
Commercial mortgages [Member] | Pass [Member]
Schedule of loan assigned a risk rating within 12 months of the balance sheet date
Financing receivable recorded investment	233,224	225,294
Commercial mortgages [Member] | Special Mention [Member]
Schedule of loan assigned a risk rating within 12 months of the balance sheet date
Financing receivable recorded investment	9,487	12,294
Commercial mortgages [Member] | Substandard [Member]
Schedule of loan assigned a risk rating within 12 months of the balance sheet date
Financing receivable recorded investment	22,612	23,501
Commercial mortgages [Member] | Doubtful [Member]
Schedule of loan assigned a risk rating within 12 months of the balance sheet date
Financing receivable recorded investment	$ 698	$ 702

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- Definition

Net amount of the investment in a contractual right to receive money on demand or on fixed or determinable dates that is recognized as an asset in the creditor's statement of financial position. Examples include, but are not limited to, credit card receivables, notes receivable and receivables relating to lessor's rights to payments from leases other than operating leases that have been recorded as assets. Excludes trade accounts receivable with contractual maturity of one year or less and arose from the sale of goods or services.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.3)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 3

-Article 5

+ Details

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