Fair Value Measurements and Derivative Instruments (Foreign Exchange Contracts) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017
Derivative [Line Items]
Gain (Loss) Reclassified from AOCI to Earnings (Effective Portion)	$ 62	$ (211)
Foreign exchange contracts
Derivative [Line Items]
Derivative Gain (Loss) Recognized in AOCI (Effective Portion)	106	(650)
Interest rate swap
Derivative [Line Items]
Derivative Gain (Loss) Recognized in AOCI (Effective Portion)	(1,776)	1,776
Revenue
Derivative [Line Items]
Gain (Loss) Reclassified from AOCI to Earnings (Effective Portion)	11	(179)
Cost of sales
Derivative [Line Items]
Gain (Loss) Reclassified from AOCI to Earnings (Effective Portion)	51	(32)
Interest Expense
Derivative [Line Items]
Gain (Loss) Reclassified from AOCI to Earnings (Effective Portion)	0	0
Selling, general and administrative expense \| Foreign exchange contracts
Derivative [Line Items]
Derivative Gain (Loss) Recognized in Earnings	$ (33,453)	$ (2,203)

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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959

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Amount, after tax and before reclassification, of gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
-Paragraph 10A
-Subparagraph (d)
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Amount, after tax, of reclassification of gain (loss) from accumulated other comprehensive income (AOCI) for derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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-URI http://asc.fasb.org/extlink&oid=114867106&loc=d3e689-108580

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