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Estimated Fair Values (Fair Value Option) (Details) - Loans Held For Sale - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
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Fair Value, Option, Quantitative Disclosures [Line Items] |  |
Fair Value Of Items For Which Fair Value Option Was Elected Assets | $ 51,179 | $ 74,401
Aggregate Unpaid Principal Balance Of Items For Which Fair Value Option Was Elected Assets | 49,796 | 75,893
Fair Value Option Aggregate Difference Assets | $ 1,383 | $ (1,492)

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- Definition Represents the aggregate unpaid principal balance of assets for which the fair value option was elected. + References No definition available. + Details
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- Definition Represents the fair value of assets for which the fair value option was elected. + References No definition available. + Details
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- Definition For assets for which the fair value option has been elected, this item represents the difference between the fair value and the aggregate unpaid principal balance for those assets. + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Details
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