Fair Value Measurements (Details 1) (USD $) In Thousands, unless otherwise specified	9 Months Ended	12 Months Ended
Sep. 30, 2012	Dec. 31, 2011
Foreclosed real estate,Fair value	$ 10,444	$ 7,646
Level 3
Impaired collateral-dependent loans, Fair value	85,298	89,069
Nonrecurring Basis
Total Losses	3,384	4,716
Losses Recorded in Operations		1,300
Foreclosed real estate, Losses	70	772
Foreclosed real estate, Losses Recorded in Operations	772	772
Nonrecurring Basis \| Residential Real Estate [Member]
Total Losses	451	545
Losses Recorded in Operations		308
Nonrecurring Basis \| Commercial real estate - Non owner occupied
Total Losses	2,484	2,652
Losses Recorded in Operations		150
Nonrecurring Basis \| Land and construction
Total Losses	449	1,511
Losses Recorded in Operations		834
Nonrecurring Basis \| Commercial real estate - Owner occupied
Total Losses		8
Losses Recorded in Operations		8
Nonrecurring Basis \| Fair Value
Impaired collateral-dependent loans, Fair value	11,196	15,215
Foreclosed real estate,Fair value	10,444	7,646
Nonrecurring Basis \| Fair Value \| Residential Real Estate [Member]
Impaired collateral-dependent loans, Fair value	1,294	1,591
Nonrecurring Basis \| Fair Value \| Commercial real estate - Non owner occupied
Impaired collateral-dependent loans, Fair value	8,997	6,540
Nonrecurring Basis \| Fair Value \| Land and construction
Impaired collateral-dependent loans, Fair value	905	6,793
Nonrecurring Basis \| Fair Value \| Commercial real estate - Owner occupied
Impaired collateral-dependent loans, Fair value		291
Nonrecurring Basis \| Level 1
Impaired collateral-dependent loans, Fair value
Foreclosed real estate,Fair value
Nonrecurring Basis \| Level 1 \| Residential Real Estate [Member]
Impaired collateral-dependent loans, Fair value
Nonrecurring Basis \| Level 1 \| Commercial real estate - Non owner occupied
Impaired collateral-dependent loans, Fair value
Nonrecurring Basis \| Level 1 \| Land and construction
Impaired collateral-dependent loans, Fair value
Nonrecurring Basis \| Level 1 \| Commercial real estate - Owner occupied
Impaired collateral-dependent loans, Fair value
Nonrecurring Basis \| Level 2
Impaired collateral-dependent loans, Fair value
Foreclosed real estate,Fair value
Nonrecurring Basis \| Level 2 \| Residential Real Estate [Member]
Impaired collateral-dependent loans, Fair value
Nonrecurring Basis \| Level 2 \| Commercial real estate - Non owner occupied
Impaired collateral-dependent loans, Fair value
Nonrecurring Basis \| Level 2 \| Land and construction
Impaired collateral-dependent loans, Fair value
Nonrecurring Basis \| Level 2 \| Commercial real estate - Owner occupied
Impaired collateral-dependent loans, Fair value
Nonrecurring Basis \| Level 3
Impaired collateral-dependent loans, Fair value	11,196	15,215
Foreclosed real estate,Fair value	10,444	7,646
Nonrecurring Basis \| Level 3 \| Residential Real Estate [Member]
Impaired collateral-dependent loans, Fair value	1,294	1,591
Nonrecurring Basis \| Level 3 \| Commercial real estate - Non owner occupied
Impaired collateral-dependent loans, Fair value	8,997	6,540
Nonrecurring Basis \| Level 3 \| Land and construction
Impaired collateral-dependent loans, Fair value	905	6,793
Nonrecurring Basis \| Level 3 \| Commercial real estate - Owner occupied
Impaired collateral-dependent loans, Fair value		$ 291

This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents loan receivable as presented on the statement of financial position which may include mortgage loans held for investment, finance receivables held for investment, policy loans on insurance contracts, or any other loans which are due the Company as of the balance sheet date.

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Carrying amount as of the balance sheet date of land and buildings obtained through foreclosure proceedings or defeasance in full or partial satisfaction of a debt arrangement.

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