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- Definition

A valuation allowance for financing receivables that are expected to be uncollectible.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

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-Subparagraph (c)(1)

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- Definition

The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

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

-Publisher FASB

-Name Accounting Standards Codification

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- Definition

Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

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-Paragraph 11B

-Subparagraph (g)

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The balance of financing receivables that were collectively evaluated for impairment.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

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- Definition

The balance of financing receivables that were individually evaluated for impairment.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

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- Definition

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

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-Name Federal Regulation (FR)

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-Number AAG-DEP

-Paragraph 116

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-Chapter 8

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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Note 4 - Loans and Allowance for Loan Losses (Detail) - Allowance for Loan Losses and the Recorded Investment of Loans (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012	Mar. 31, 2012
Ending allowance balance attributable to loans:
Individually evaluated for impairment	$ 2,112	$ 2,107	$ 758
Collectively evaluated for impairment	4,560	4,798
Loans:
Loans individually evaluated for impairment	16,919	17,401
Loans collectively evaluated for impairment	534,355	540,887
Total ending loans balance	551,274	558,288
Residential Portfolio Segment [Member] \| Evaluated for Impairment [Member]
Loans:
Total ending loans balance	223,552	226,022
Residential Portfolio Segment [Member] \| Allowance for Loan and Lease Losses [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance	1,314	1,329
Residential Portfolio Segment [Member]
Ending allowance balance attributable to loans:
Individually evaluated for impairment	133	128
Collectively evaluated for impairment	1,181	1,201
Loans:
Loans individually evaluated for impairment	1,112	827
Loans collectively evaluated for impairment	222,440	225,195
Total ending loans balance	223,552	226,022
Commercial Real Estate Portfolio Segment [Member] \| Evaluated for Impairment [Member]
Loans:
Total ending loans balance	172,265	175,010
Commercial Real Estate Portfolio Segment [Member] \| Allowance for Loan and Lease Losses [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance	3,744	3,946
Commercial Real Estate Portfolio Segment [Member]
Ending allowance balance attributable to loans:
Individually evaluated for impairment	1,979	1,979
Collectively evaluated for impairment	1,765	1,967
Loans:
Loans individually evaluated for impairment	15,588	16,354
Loans collectively evaluated for impairment	156,677	158,656
Commercial and Industrial [Member] \| Evaluated for Impairment [Member]
Loans:
Total ending loans balance	58,185	57,239
Commercial and Industrial [Member] \| Allowance for Loan and Lease Losses [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance	761	783
Commercial and Industrial [Member]
Ending allowance balance attributable to loans:
Collectively evaluated for impairment	761	783
Loans:
Loans collectively evaluated for impairment	58,185	57,239
Total ending loans balance	58,185	57,239
Consumer Portfolio Segment [Member] \| Evaluated for Impairment [Member]
Loans:
Total ending loans balance	97,272	100,017
Consumer Portfolio Segment [Member] \| Allowance for Loan and Lease Losses [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance	853	847
Consumer Portfolio Segment [Member]
Ending allowance balance attributable to loans:
Collectively evaluated for impairment	853	847
Loans:
Loans individually evaluated for impairment	219	220
Loans collectively evaluated for impairment	97,053	99,797
Evaluated for Impairment [Member]
Loans:
Total ending loans balance	551,274	558,288
Allowance for Loan and Lease Losses [Member]
Ending allowance balance attributable to loans:
Total ending allowance balance	$ 6,672	$ 6,905