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Loans and Leases (Changes In Carrying Value Of Acquired Impaired Loans) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2014 | Mar. 31, 2013 | Mar. 31, 2014 Loans on the Cost Recovery Method | Dec. 31, 2013 Loans on the Cost Recovery Method
Carrying Value of Acquired Impaired Loans [Roll Forward] |  |  |  |
Beginning balance | $ 1,029,426 | $ 2,362,152 | $ 52,100 | $ 28,500
Fair value of acquired impaired loans covered by loss share agreements | 316,327 | 0 |  |
Accretion | 30,200 | 79,886 |  |
Reductions for repayments, foreclosures and changes in carrying value, net of accretion | (105,135) | (258,169) |  |
Ending balance | 1,270,818 | 2,183,869 | 52,100 | 28,500
Outstanding principal balance | $ 1,727,492 | $ 3,618,722 |  |

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- Definition Amount of decrease from accretion of the excess of a loan's cash flows expected to be collected over the investor's initial investment in acquired loans not accounted for as debt securities with evidence of deterioration of credit quality. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 15 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=27045933&loc=d3e13503-111538 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=6379141&loc=d3e15032-111544 + Details
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