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Financial Instruments and Fair Value Measurements (Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis) (Details) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017
Financial assets carried at fair value:
Forward currency asset contracts	$ 786
Total financial assets carried at fair value	786
Financial liabilities carried at fair value:
Forward currency liabilities contracts	68	$ 269
Earn-out consideration	21,905	20,746
Total financial liabilities carried at fair value	21,973	$ 21,015
Fair Value, Inputs, Level 2 [Member]
Financial assets carried at fair value:
Forward currency asset contracts	786
Total financial assets carried at fair value	786
Financial liabilities carried at fair value:
Forward currency liabilities contracts	68
Total financial liabilities carried at fair value	68
Fair Value, Inputs, Level 3 [Member]
Financial liabilities carried at fair value:
Earn-out consideration	21,905
Total financial liabilities carried at fair value	$ 21,905

X

- Definition

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

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- References

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- Definition

Fair value portion of asset contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward contracts, and swaps.

+ References

No definition available.

+ Details

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- Definition

Fair value portion of liability contracts related to the exchange of different currencies, including, but not limited to, foreign currency options, forward (delivery or nondelivery) contracts, and swaps entered into.

+ References

No definition available.

+ Details

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- Definition

Fair value of financial and nonfinancial obligations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

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- Definition

Fair value portion of other liabilities.

+ References

No definition available.

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