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Derivative Instruments and Hedging Activities (Details Textual) € in Thousands, $ in Thousands	3 Months Ended	9 Months Ended
	Mar. 31, 2018 USD ($)	Mar. 31, 2018 USD ($)	Mar. 31, 2017 USD ($)	Mar. 31, 2018 EUR (€)	Mar. 31, 2018 USD ($)	Jun. 30, 2017 USD ($)
Derivative Instruments and Hedging Activities (Textual) [Abstract]
Recognize loss on outstanding derivatives in the next 12 months					$ 1,500
Gains or losses recognized in earnings due to ineffectiveness and excluded from effectiveness testing		$ 0
Cash Flow Hedging [Member]
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount					61,600	$ 75,300
Net Investment Hedging [Member]
Additional Derivative Instruments and Hedging Activities (Textual) [Abstract]
Derivative, Amount of Hedged Item | €				€ 33,000
Net Investment Hedge Maturing on June 26, 2022 [Member]
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount				27,126	33,414
Net Investment Hedge Maturing on November 20, 2018 [Member]
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount				8,687	10,700
Net Investment Hedge Maturing on October 11, 2019 [Member]
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount				€ 2,009	$ 2,475
Net Investment Hedging [Member]
Additional Derivative Instruments and Hedging Activities (Textual) [Abstract]
Loss on Derivative Used in Net Investment Hedge, Net of Tax	$ 1,100	$ 2,900	$ 500

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

Additional derivative instruments and hedging activities.

+ References

No definition available.

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Derivative instruments and hedging activities.

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- Definition

Amount of the hedged item as of the balance sheet date related to the derivative. For example, the hedged balance on a debt instrument.

+ References

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- Definition

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
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 25
-Section 50
-Paragraph 1
-Subparagraph (a)(1),(2)
-URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986

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

+ References

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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Current period adjustment in other comprehensive income reflecting gains or losses on foreign currency transactions that are designated as, and are effective as, hedges of a net investment in a foreign entity, net of tax effect.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 830
-SubTopic 30
-Section 45
-Paragraph 20
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=64808268&loc=d3e32211-110900

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-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4C
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959

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