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Commitments, Contingencies And Guarantees (Details) - USD ($) $ in Thousands | 9 Months Ended
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Sep. 30, 2015 | Sep. 30, 2014
Commitments, Contingencies And Guarantees [Abstract] |  |
Issuance of long term debt | $ 250,097 | $ 200,000

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- Definition The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3255-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 + Details
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