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Derivative Assets and Derivative Liabilities (Schedule of Derivative Assets and Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Disclosure of financial assets [line items]
Derivative financial assets	$ 140	$ 973
Derivative financial liabilities	2,328	254
Option and Forward Contracts [member]
Disclosure of financial assets [line items]
Derivative financial assets		973
Derivative financial liabilities	2,328
Interest rate swap contract [member]
Disclosure of financial assets [line items]
Derivative financial assets	$ 140
Derivative financial liabilities		$ 254

X

- Definition

The amount of current derivative financial liabilities. [Refer: Derivative financial liabilities]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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X

- Definition

The amount of financial assets classified as derivative instruments. [Refer: Financial assets; Derivatives [member]]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

+ References

No definition available.

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