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Restrictions On Cash Due From Banks (Details) (USD $) In Millions, unless otherwise specified | Dec. 31, 2014
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Restricted Cash and Investments [Abstract] |
Reserve balance | $ 17.7 us-gaap_RestrictedCashAndInvestments

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- Definition Cash and investments whose use in whole or in part is restricted for the long-term, generally by contractual agreements or regulatory requirements. For use in an unclassified balance sheet. + References No definition available. + Details
Name: | us-gaap_RestrictedCashAndInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Details
Name: | us-gaap_RestrictedCashAndInvestmentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration