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Fair Value Measurements (Hierarchy Level And The Fair Value Of The Related Assets Or Portfolios) (Details) (USD $) In Thousands, unless otherwise specified | Mar. 31, 2012 | Dec. 31, 2011
--- | --- | ---
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Impaired loans | $ 6,459 | $ 17,327
Other real estate owned | 2,306 | 19,379
Level 1 [Member] |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Impaired loans |  |
Other real estate owned |  |
Level 2 [Member] |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Impaired loans | 2,208 | 5,034
Other real estate owned | 2,031 | 3,118
Level 3 [Member] |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Impaired loans | 4,251 | 12,293
Other real estate owned | $ 275 | $ 16,261

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