Derivative Instruments, Hedging Activities and Fair Value (Details 5) - Fair value measurements recurring - Level 2 - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Assets
Foreign currency forward exchange contracts	$ 13,750	$ 5,244
Liabilities
Foreign currency forward exchange contracts	2,804	7,123
Interest rate swaps
Assets
Interest rate swaps	4,765	634
Liabilities
Interest rate swaps	$ 353	$ 1,368

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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.

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- Definition

Fair value as of the balance sheet date of interest rate derivative assets, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as assets.

+ References

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=77997519&loc=d3e13433-108611

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- Definition

Fair value as of the balance sheet date of interest rate derivative liabilities, which includes all such derivative instruments in hedging and nonhedging relationships that are recognized as liabilities.

+ References

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- References

No definition available.

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