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Loans Receivable and Allowance for Loan Losses (Troubled Debt Restructurings) (Details) (USD $) | 9 Months Ended | 12 Months Ended | 9 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | --- | --- | ---
Sep. 30, 2013 | Dec. 31, 2012 | Sep. 30, 2013 Customer with Decrease in Borrower's Debt [Member] | Sep. 30, 2013 Customers with Extended Periods of Principal Deferrals [Member] | Sep. 30, 2013 Commercial Loans [Member] loan | Sep. 30, 2013 Commercial Loans [Member] loan
Financing Receivable, Impaired [Line Items] |  |  |  |  |  |
Financing Receivable, Modifications, Number of Contracts |  |  |  |  | 3 | 4
Financing Receivable, Modifications, Pre-Modification Recorded Investment |  |  |  |  | $ 2,165,000 | $ 3,424,000
Financing Receivable, Modifications, Post-Modification Recorded Investment |  |  |  |  | 2,165,000 | 3,424,000
New Loans Identified as Troubled Debt Restructurings | 3,400,000 |  | 1,200,000 | 2,200,000 |  |
Financing Receivables, Impaired, Troubled Debt Restructuring, Write-down |  | 9,000 |  |  |  |
Financing Receivable, Modifications, Recorded Investment | $ 7,700,000 | $ 5,600,000 |  |  |  |

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- Definition Loans Identified as Troubled Debt Restructurings during the period. + References No definition available. + Details
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- Details
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- Definition Number of financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953676-111524 + Details
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- Definition Post-modification amount of investment in financing receivables modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953676-111524 + Details
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- Definition Pre-modification amount of investment in financing receivables modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953676-111524 + Details
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- Definition The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18845-111554 + Details
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- Definition Reflects the amount of the write-down related to a troubled debt restructuring. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=25495931&loc=d3e18845-111554 + Details
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