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Derivatives - Contracts Held (Details) - Not Designated as Hedging Instrument [Member]		9 Months Ended	12 Months Ended
		Sep. 30, 2016 USD ($) ¥ / $ $ / € $ / BRL	Dec. 31, 2015 USD ($) ¥ / $ $ / € BRL / $ $ / BRL
Foreign Currency Exchange Contract [Member] | Euro Member Countries, Euro [Member]
Derivative [Line Items]
Notional value		$ 15,000,000	$ 7,000,000.0
Forward Rate | $ / €		1.1209	1.0864
Unrealized gain/(loss) recorded at balance sheet date	[1]	$ (57,000)	$ (7,000)
Foreign Currency Exchange Contract [Member] | Chinese Yuan Renminbi [Member]
Derivative [Line Items]
Notional value		$ 10,000,000	$ 22,500,000.0
Forward Rate | ¥ / $		6.6757	6.2565
Unrealized gain/(loss) recorded at balance sheet date	[1]	$ (51,000)	$ (1,100,000)
Foreign Currency Exchange Contract One [Member] | Chinese Yuan Renminbi [Member]
Derivative [Line Items]
Notional value		$ 25,000,000
Forward Rate | ¥ / $		6.723
Unrealized gain/(loss) recorded at balance sheet date	[1]	$ 48,000
Foreign Currency Exchange Contract One [Member] | Brazil, Brazil Real [Member]
Derivative [Line Items]
Notional value			$ 1,000,000.0
Forward Rate | BRL / $			3.7461
Unrealized gain/(loss) recorded at balance sheet date	[1]		$ (57,000)
Foreign Currency Exchange Contract Two [Member] | Brazil, Brazil Real [Member]
Derivative [Line Items]
Notional value		$ 2,000,000	$ 3,000,000.0
Forward Rate | $ / BRL		3.4775	3.9503
Unrealized gain/(loss) recorded at balance sheet date	[1]	$ (78,000)	$ 18,000
[1] Unrealized gains on foreign currency exchange contracts are recorded in prepaid expenses and other current assets. Unrealized losses on foreign currency exchange contracts are recorded in other accrued expenses.

X

- Definition

Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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- Definition

Contractual rate at which a foreign currency can be purchased or sold.

+ References

No definition available.

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- Definition

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5618551-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (a),(c),(d),(e)
-URI http://asc.fasb.org/extlink&oid=64837297&loc=SL5624171-113959

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- Definition

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

+ References

No definition available.

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