Derivative Instruments (Schedule Of Fair Value Of Derivatives Designated As Fair Value Hedges) (Details) (Not Designated As Hedging Instrument, USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Derivative [Line Items]
Fair Value, Asset Derivatives	$ 80	$ 17
Fair Value, Liability Derivatives	428	325
Foreign Currency Derivatives \| Prepaid and other current assets
Derivative [Line Items]
Fair Value, Asset Derivatives	17	80
Foreign Currency Derivatives \| Other current liabilities
Derivative [Line Items]
Fair Value, Liability Derivatives	$ 325	$ 428

Fair value, before effects of master netting arrangements, of a financial asset or other 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 assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

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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.

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