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Fair Value Measurement and Fair Value of Financial Instruments (Narrative) (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2013 | Dec. 31, 2012
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Geographic Concentration | 25.00% |
Debt Securities Realized Loss | $ 24,000 |
Impaired Financing Receivable, with Related Allowance, Recorded Investment | 5,016,000 | 5,435,000
Impaired Financing Receivable, Related Allowance | $ 415,000 | $ 645,000
Collateralized mortgage obligations [Member] | California [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Geographic Concentration | 18.20% |
Collateralized mortgage obligations [Member] | Arizona [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Geographic Concentration | 10.50% |
Collateralized mortgage obligations [Member] | Virginia [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Geographic Concentration | 6.10% |
Collateralized mortgage obligations [Member] | Florida [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Geographic Concentration | 6.50% |
Collateralized mortgage obligations [Member] | Nevada [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Geographic Concentration | 6.30% |

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- Definition Amount of allowance for credit losses related to recorded investment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 15 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5212-111524 + Details
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- Definition Amount of investment in impaired financing receivables for which there is a related allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953550-111524 + Details
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