Shareholders' Equity OCI (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Foreign currency translation adjustment pre-tax amount	$ (18,499)	$ 2,021	$ (8,875)
Foreign currency translation adjustment, tax expense (benefit)	265	377	(326)
Foreign Currency Translation Adjustment, Net Amount	(18,764)	1,644	(8,549)
Actuarial (loss) gain on remeasurement, pre-tax amount	(2,192)	(372)	709
Actuarial (loss) gain on remeasurement, tax expense (benefit)	(530)	(45)	185
Actuarial (loss) gain on remeasurement, net amount	(1,662)	(327)	524
Reclassification of actuarial losses and prior service cost into other income, net and included in net periodic pension costs, pre-tax amount	(66)	(306)	(73)
Reclassification of actuarial losses and prior service cost into other income, net and included in net periodic pension costs, tax expense (benefit)	(16)	(80)	(28)
Reclassification of actuarial losses and prior service cost into other income, net and included in net periodic pension costs, net amount	(50)	(226)	(45)
Unrealized gain (loss) on investment securities available for sale, pre-tax amount	0	0	37
Unrealized gain (loss) on investment securities available for sale, tax expense (benefit)	0	0	17
Unrealized gain (loss) on investment securities available for sale, net amount	0	0	20
Unrealized loss on cash flow hedge, pre-tax amount	(16,615)	(14,446)	0
Unrealized loss on cash flow hedge, tax expense (benefit)	(4,043)	(3,559)	0
Unrealized loss on cash flow hedge, net amount	(12,572)	(10,887)	0
Reclassification of interest from cash flow hedge into interest expense, pre-tax amount	4,638	244	0
Reclassification of interest from cash flow hedge into interest expense, tax expense (benefit)	(1,134)	(61)	0
Reclassification of interest from cash flow hedge into interest expense, net amount	3,504	183	0
Cumulative effect of adopting accounting standard, pre-tax amount	0	(50)	0
Other Comprehensive Income (Loss), pre-tax amount	(32,734)	(12,909)	(8,202)
Other Comprehensive Income (Loss), tax expense (benefit)	(3,190)	(3,246)	319
Other comprehensive income (loss)	(29,544)	(9,663)	(8,521)
Adjustments for New Accounting Pronouncement [Member]
Cumulative effect of adopting accounting standard, pre-tax amount	0	(50)	0
Cumulative effect of adopting accounting standard, tax expense (benefit)	0	0	0
Cumulative effect of adopting accounting standard, net amount	0	(50)	0
Adjustments for New Accounting Principle, Early Adoption [Member]
Reclassification of certain income tax effects to retained earnings, pre-tax amount	0	0	0
Reclassification of certain income tax effects to retained earnings, tax expense (benefit)	0	0	471
Reclassification of certain income tax effects to retained earnings, net amount	$ 0	$ 0	$ (471)