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Derivative Instruments and Hedging Activities - Fair Value of Derivatives Designated and Note Designated as Hedging Instruments (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Jun. 30, 2017
Fair value of derivatives
Total derivatives	$ 1,458	$ (551)
Designated as Hedging Instrument [Member]
Fair value of derivatives
Total derivatives	821	(771)
Not Designated as Hedging Instrument [Member]
Fair value of derivatives
Total derivatives	637	220
Range Forward Contracts [Member] | Designated as Hedging Instrument [Member] | Other Current Assets [Member]
Fair value of derivatives
Derivative assets designated as hedging instruments	799	1
Range Forward Contracts [Member] | Designated as Hedging Instrument [Member] | Other Current Liabilities [Member]
Fair value of derivatives
Derivative liabilities designated as hedging instruments	(5)	(671)
Range Forward Contracts [Member] | Designated as Hedging Instrument [Member] | Other Assets [Member]
Fair value of derivatives
Derivative assets designated as hedging instruments	27	0
Range Forward Contracts [Member] | Designated as Hedging Instrument [Member] | Other Noncurrent Liabilities [Member]
Fair value of derivatives
Derivative liabilities designated as hedging instruments	0
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member] | Other Current Assets [Member]
Fair value of derivatives
Derivative assets designated as hedging instruments	839	358
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member] | Other Current Liabilities [Member]
Fair value of derivatives
Derivative liabilities designated as hedging instruments	$ (202)	$ (138)

X

- Definition

Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958

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- Definition

Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4B
-Subparagraph (a),(c)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624163-113959

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 55
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=82849420&loc=SL20226000-175313

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 20
-Section 50
-Paragraph 4D
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=82924980&loc=SL51823488-111719

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- Definition

Fair value, before effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities elected not to be offset. Excludes liabilities not subject to a master netting arrangement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 20
-Section 50
-Paragraph 4D
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=82924980&loc=SL51823488-111719

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312

Reference 3: http://www.xbrl.org/2003/role/presentationRef
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-Name Accounting Standards Codification
-Topic 815
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 55
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=82849420&loc=SL20226000-175313

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- References

No definition available.

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