Fair Value Measurements and Derivative Instruments (Foreign Exchange Contracts) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Derivative [Line Items]
Gain (Loss) Reclassified from AOCL to Earnings (Effective Portion)	$ (208)	$ 622	$ (363)	$ 1,413
Revenue
Derivative [Line Items]
Gain (Loss) Reclassified from AOCL to Earnings (Effective Portion)	(353)	432	(733)	828
Cost of sales
Derivative [Line Items]
Gain (Loss) Reclassified from AOCL to Earnings (Effective Portion)	145	190	370	585
Foreign exchange contracts
Derivative [Line Items]
Derivative Gain (Loss) Recognized in AOCL (Effective Portion)	437	(418)	45	755
Foreign exchange contracts \| Selling, general and administrative expense
Derivative [Line Items]
Derivative Gain (Loss) Recognized in Earnings	$ 4,580	$ (4,131)	$ (1,397)	$ (3,577)

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5618551-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (a),(c),(d),(e)
-URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624171-113959

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The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624171-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4D
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624177-113959

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- Definition

The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period.

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