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Accumulated Other Comprehensive Loss - Reclassifications (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Reclassification Adjustment out of Accumulated Other Comprehensive Loss [Line Items]
Currency exchange contracts	$ 4,019	$ 2,681
Reclassification of unrealized loss on derivatives designated and qualified as cash flow hedges, tax	(150)	(59)
Recognition of actuarial losses	3,411	2,624
(Benefit) provision for income taxes	(2,877)	3,766
Reclassification out of Accumulated Other Comprehensive Loss [Member] | Accumulated Net (Loss) Gain from Designated or Qualifying Cash Flow Hedges [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Loss [Line Items]
Reclassification of unrealized loss on derivatives designated and qualified as cash flow hedges, tax	(150)	(59)
Total before tax	611	240
Net of tax	461	181
Reclassification out of Accumulated Other Comprehensive Loss [Member] | Accumulated Defined Benefit Plans Adjustment [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Loss [Line Items]
Amortization of transition obligations	23	22
Amortization of prior service credit	(61)	(57)
Recognition of actuarial losses	3,449	2,659
Total before tax	3,411	2,624
(Benefit) provision for income taxes	(846)	(664)
Net of tax	(2,565)	(1,960)
Reclassification out of Accumulated Other Comprehensive Loss [Member] | Forward Starting Interest Rate Swap Contracts [Member] | Accumulated Net (Loss) Gain from Designated or Qualifying Cash Flow Hedges [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Loss [Line Items]
Forward starting interest rate swaps	635	611
Reclassification out of Accumulated Other Comprehensive Loss [Member] | Currency Forward Contracts [Member] | Accumulated Net (Loss) Gain from Designated or Qualifying Cash Flow Hedges [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Loss [Line Items]
Currency exchange contracts	$ (24)	$ (371)

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