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Derivative Instruments (Change In Fair Value Of Derivative Instruments) (Details) - Non-hedging interest rate derivatives: - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2019 | Mar. 31, 2018
Other Assets | Other Income [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Change in Unrealized Gain (Loss) on Fair Value Hedging Instruments | $ (2,879) | $ 7,101
Other Liabilities | Other Income [Member] |  |
Derivatives, Fair Value [Line Items] |  |
Change in Unrealized Gain (Loss) on Fair Value Hedging Instruments | 2,879 | (7,101)
Other Liabilities | Other Expense |  |
Derivatives, Fair Value [Line Items] |  |
Change in Unrealized Gain (Loss) on Fair Value Hedging Instruments | $ 58 | $ 90

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- Definition Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=109977999&loc=d3e76258-113986 + 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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