The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=35736893&loc=d3e80748-113994

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

+ 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 (c)
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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
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-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (d)
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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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Derivative Instruments - Derivatives in Cash Flow Hedging Relationships (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Derivative Instruments
Gain relating to accumulated OCI expected to be recognized in earnings over the next 12 months			$ 200
Cash flow hedges
Derivative Instruments
Amount of Gain or (Loss) Recognized in OCI on Derivatives (Effective Portion)	$ (1,198)	$ (9)	(1,912)	$ (1,239)
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Earnings (Effective Portion)	(11)	(162)	78	(156)
Amount of gain or (loss) recognized in earnings on derivatives related to ineffective portion and amount excluded from effectiveness testing	0	0	0	0
Cash flow hedges \| Foreign exchange contracts
Derivative Instruments
Amount of Gain or (Loss) Recognized in OCI on Derivatives (Effective Portion)	(569)	(407)	(1,054)	(1,446)
Cash flow hedges \| Foreign exchange contracts \| Cost of products sold (excluding depreciation and amortization)
Derivative Instruments
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Earnings (Effective Portion)	66	153	143	434
Cash flow hedges \| Natural gas contracts
Derivative Instruments
Amount of Gain or (Loss) Recognized in OCI on Derivatives (Effective Portion)	(140)	398	(369)	207
Cash flow hedges \| Natural gas contracts \| Cost of products sold (excluding depreciation and amortization)
Derivative Instruments
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Earnings (Effective Portion)	15	$ (315)	27	$ (590)
Cash flow hedges \| Interest rate swap contract
Derivative Instruments
Amount of Gain or (Loss) Recognized in OCI on Derivatives (Effective Portion)	(489)		(489)
Cash flow hedges \| Interest rate swap contract \| Interest expense
Derivative Instruments
Amount of Gain or (Loss) Reclassified from Accumulated OCI into Earnings (Effective Portion)	$ (92)		$ (92)