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Fair Value Fair Value (Impaired Financing Receivables Additional Information) (Details) (USD $) | 6 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Jun. 30, 2014 | Dec. 31, 2013 | Jun. 30, 2013
Schedule of Impaired Financing Receivables Additional Information [Line Items] |  |  |
Book Value Of Impaired Loans Carried At Fair Value | $ 33,600,000 | $ 41,000,000 |
Partial Charge-Offs On Impaired Loans carried at Fair Value | 42,900,000 | 49,000,000 |
Impaired Financing Receivable, Related Allowance | 6,343,000 | 10,451,000 |
impaired Financing Receivable, loans not held at Fair Value, Carrying Amount | 59,479,000 | 68,045,000 |
Impaired Financing Receivable, Recorded Investment | 96,005,000 | 112,315,000 | 126,102,000
Impaired loans carried at fair value | 30,183,000 | 33,819,000 |
Impaired Financing Receivable, loans not held at Fair Value, Recorded Investment | 62,420,000 | 71,313,000 |
Partial Charge-offs on Impaired Loans carried at Cost | 15,485,000 | 14,320,000 |
Impaired Financing Receivable, Carrying Value | 89,700,000 | 101,900,000 |
Partial Charge-Offs On Impaired Loans | 58,400,000 | 63,300,000 |
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment | 6,343,000 | 10,451,000 |
Financing Receivable, not collateral dependent [Domain] |  |  |
Schedule of Impaired Financing Receivables Additional Information [Line Items] |  |  |
Impaired Financing Receivable, Related Allowance | 2,941,000 | 3,268,000 |
Commercial Receivables, excluding Commercial, Financial, and Agricultural [Domain] |  |  |
Schedule of Impaired Financing Receivables Additional Information [Line Items] |  |  |
Impaired Financing Receivable, Related Allowance | $ 3,402,000 | $ 7,183,000 |

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- Definition Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11B -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953423-111524 + Details
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