Deferred Charges, Goodwill And Other Assets, Net (Narrative) (Details) - USD ($) |
3 Months Ended | |
|---|---|---|
Mar. 31, 2018 |
Mar. 31, 2017 |
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| Credit Risk Contract [Member] | ||
| Derivative Instruments, Gain (Loss) [Line Items] | ||
| Net liability | $ 0 | |
| Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] | ||
| Derivative Instruments, Gain (Loss) [Line Items] | ||
| Derivative notional amount | 675,000,000 | |
| Ineffective gain (loss) in interest expense | 74,000 | $ 43,000 |
| Estimated additional amount to be reclassified to interest expense | $ 4,000,000 | |
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- Definition The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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. No definition available.
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- Definition Nominal or face amount used to calculate payments on the derivative liability. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of gain (loss) from the ineffectiveness of the hedge. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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