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Derivatives (Details) (Options, Cash flow hedges) In Thousands, unless otherwise specified	Sep. 30, 2014 Brazilian Real calls BRL	Sep. 30, 2014 Brazilian Real calls Level 2 USD ($)	Jun. 30, 2014 Brazilian Real calls Level 2 USD ($)	Sep. 30, 2014 Brazilian Real puts BRL	Sep. 30, 2014 Brazilian Real puts Level 2 USD ($)	Jun. 30, 2014 Brazilian Real puts Level 2 USD ($)
Derivative [Line Items]
Notional amount	78,000			(78,000)
Fair value		$ 174	$ 432		$ (217)	$ (46)

X

- Definition

Nominal or face amount used to calculate payments on the derivative asset.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1B

-URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5580258-113959



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 1A

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5579245-113959



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Notional Amount

-URI http://asc.fasb.org/extlink&oid=6519104

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X

- Definition

Aggregate fair value of all derivative assets designated as hedging instruments. Includes instruments designated as cash flow hedges, fair value hedges, and hedges of net investments in foreign operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 825

-SubTopic 10

-Section 50

-Paragraph 10

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13433-108611

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