Derivative Instruments And Hedging Activities - Derivative Instruments Designated as Hedging Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Derivatives, Fair Value [Line Items]
Asset derivatives designated as hedging instruments	$ 0	$ 413
Liability derivatives designated as hedging instruments	28,163	44,886
Other Assets, Net [Member] \| Interest Rate Swaps [Member]
Derivatives, Fair Value [Line Items]
Asset derivatives designated as hedging instruments	0	413
Accrued Liabilities [Member] \| Interest Rate Swaps [Member]
Derivatives, Fair Value [Line Items]
Liability derivatives designated as hedging instruments	1,212	1,473
Accrued Liabilities [Member] \| Foreign Exchange Contracts [Member]
Derivatives, Fair Value [Line Items]
Liability derivatives designated as hedging instruments	12,897	14,955
Other Noncurrent Liabilities [Member] \| Interest Rate Swaps [Member]
Derivatives, Fair Value [Line Items]
Liability derivatives designated as hedging instruments	1,278	0
Other Noncurrent Liabilities [Member] \| Foreign Exchange Contracts [Member]
Derivatives, Fair Value [Line Items]
Liability derivatives designated as hedging instruments	$ 12,776	$ 28,458

Aggregate fair value of all derivative assets designated as hedging instruments. Includes instruments designated as cash flow hedges, fair value hedges, and hedges of net investments in foreign operations.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=73719730&loc=d3e13433-108611

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Aggregate fair value of all derivative liabilities designated as hedging instruments. Includes instruments designated as cash flow hedges, fair value hedges, and hedges of net investments in foreign operations.

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