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

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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Additional derivative instruments and hedging activities.

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Derivative instruments and hedging activities.

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Amount of hedged item in hedging relationship. Excludes hedged asset or liability.

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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.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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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.

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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.

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Amount, after tax, of reclassification from accumulated other comprehensive income (AOCI) of gain (loss) from increase (decrease) in fair value of net investment hedge.

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Derivative Instruments and Hedging Activities (Details Textual) € in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2018 EUR (€)	Dec. 31, 2018 USD ($)	Jun. 30, 2018 USD ($)
Derivative Instruments and Hedging Activities (Textual) [Abstract]
Recognize income on outstanding derivatives in the next 12 months						$ 300
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						43,500	$ 62,900
Net Investment Hedging [Member]
Additional Derivative Instruments and Hedging Activities (Textual) [Abstract]
Derivative, Amount of Hedged Item \| €					€ 71,000
Net Investment Hedge Maturing on June 26, 2022 [Member]
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount					27,728	31,738
Net Investment Hedge Maturing on June 27, 2019 [Member] [Member]
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount					40,125	45,927
Net Investment Hedge Maturing on November 20, 2021 [Member]
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount					6,509	7,450
Net Investment Hedge Maturing on October 11, 2019 [Member]
Derivatives, Fair Value [Line Items]
Derivative, Notional Amount					€ 2,024	$ 2,316
Net Investment Hedging [Member]
Additional Derivative Instruments and Hedging Activities (Textual) [Abstract]
(Gain) Loss on Derivative Used in Net Investment Hedge, Net of Tax	$ (500)	$ 500	$ (500)	$ 1,900