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

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=84234895&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=84234895&loc=SL5624177-113959

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- Definition

The portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments representing (a) the amount of the hedge ineffectiveness and (b) the amount, if any, excluded from the assessment of hedge effectiveness.

+ 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 (d)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 25
-Section 50
-Paragraph 1
-Subparagraph (a)(1),(2)
-URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986

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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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No definition available.

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Derivatives and Hedging Instruments - Summary of Effects of Derivatives Designated as Hedging Instruments (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Foreign Currency Exchange Contracts 1
Derivative [Line Items]
Gain or (Loss) Recognized in OCI- Effective Portion	$ (27)	$ 989	$ 1,708	$ 1,284
Foreign Currency Exchange Contracts 1 \| Salaries and employee benefits
Derivative [Line Items]
Gain or (Loss) Reclassified from OCI into Income - Effective Portion	286	151	758	683
Foreign Currency Exchange Contracts 1 \| Other (expense) income
Derivative [Line Items]
Amount of Gain or (Loss) Recognized - Ineffective Portion and Amount Excluded from Effectiveness Testing	0	0	0	0
Foreign Currency Exchange Contracts 2
Derivative [Line Items]
Gain or (Loss) Recognized in OCI- Effective Portion	70	171	310	(19)
Foreign Currency Exchange Contracts 2 \| General and administrative expenses
Derivative [Line Items]
Gain or (Loss) Reclassified from OCI into Income - Effective Portion	35	26	76	95
Foreign Currency Exchange Contracts 2 \| Other (expense) income
Derivative [Line Items]
Amount of Gain or (Loss) Recognized - Ineffective Portion and Amount Excluded from Effectiveness Testing	0	0	0	0
Interest rate swap agreements \| Cash Flow Hedging
Derivative [Line Items]
Gain or (Loss) Recognized in OCI- Effective Portion	10	0	29	0
Interest rate swap agreements \| Cash Flow Hedging \| Interest expense
Derivative [Line Items]
Gain or (Loss) Reclassified from OCI into Income - Effective Portion	0	0	110	0
Interest rate swap agreements \| Cash Flow Hedging \| Other (expense) income
Derivative [Line Items]
Amount of Gain or (Loss) Recognized - Ineffective Portion and Amount Excluded from Effectiveness Testing	$ 0	$ 0	$ 0	$ 0