Fair Value Measurements - Assets and Liabilities Measured at Fair Value (Details) - Recurring - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Assets
Money market and mutual funds	$ 146,477	$ 0
Derivative financial instruments	14,395	6,318
Total	160,872	6,318
Liabilities
Derivative financial instruments	2,883	2,258
Total	2,883	2,258
Level 1
Assets
Money market and mutual funds	146,477	0
Derivative financial instruments	0	0
Total	146,477	0
Liabilities
Derivative financial instruments	0	0
Total	0	0
Level 2
Assets
Money market and mutual funds	0	0
Derivative financial instruments	14,395	6,318
Total	14,395	6,318
Liabilities
Derivative financial instruments	2,883	2,258
Total	2,883	2,258
Level 3
Assets
Money market and mutual funds	0	0
Derivative financial instruments	0	0
Total	0	0
Liabilities
Derivative financial instruments	0	0
Total	$ 0	$ 0

Money market and mutual fund fair value disclosure.

No definition available.

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- Definition

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

+ Details

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- References

No definition available.

+ Details

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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.

+ Details

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- Definition

Fair value of financial and nonfinancial obligations.

+ References

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- References

No definition available.

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