Shareholders' Equity OCI (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
Foreign currency translation adjustment pre-tax amount	$ 2,021	$ (8,875)	$ 2,238
Foreign currency translation adjustment, tax expense (benefit)	377	(326)	0
Foreign Currency Translation Adjustment, Net Amount	1,644	(8,549)	2,238
Actuarial (loss) gain on remeasurement, pre-tax amount	(372)	709	2,038
Actuarial (loss) gain on remeasurement, tax expense (benefit)	(45)	185	799
Actuarial (loss) gain on remeasurement, net amount	(327)	524	1,239
Reclassification of actuarial losses and prior service cost into other income, net and included in net periodic pension costs, pre-tax amount	(306)	(73)	506
Reclassification of actuarial losses and prior service cost into other income, net and included in net periodic pension costs, tax expense (benefit)	(80)	(28)	198
Reclassification of actuarial losses and prior service cost into other income, net and included in net periodic pension costs, net amount	(226)	(45)	308
Unrealized gain (loss) on investment securities available for sale, pre-tax amount	0	37	91
Unrealized gain (loss) on investment securities available for sale, tax expense (benefit)	0	17	32
Unrealized gain (loss) on investment securities available for sale, net amount	0	20	59
Unrealized loss on cash flow hedge, pre-tax amount	(14,446)	0	0
Unrealized loss on cash flow hedge, tax expense (benefit)	(3,559)	0	0
Unrealized loss on cash flow hedge, net amount	(10,887)	0	0
Reclassification of interest from cash flow hedge into interest expense, pre-tax amount	(244)	0	0
Reclassification of interest from cash flow hedge into interest expense, tax expense (benefit)	(61)	0	0
Reclassification of interest from cash flow hedge into interest expense, net amount	183	0	0
Cumulative effect of adopting accounting standard, pre-tax amount	(50)	0	0
Other Comprehensive Income (Loss), pre-tax amount	(12,909)	(8,202)	4,873
Other Comprehensive Income (Loss), tax expense (benefit)	(3,246)	319	1,029
Other comprehensive income (loss)	(9,663)	(8,521)	3,844
Adjustments for New Accounting Pronouncement [Member]
Cumulative effect of adopting accounting standard, pre-tax amount	(50)	0	0
Cumulative effect of adopting accounting standard, tax expense (benefit)	0	0	0
Cumulative effect of adopting accounting standard, net amount	(50)	0	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	471	0
Reclassification of certain income tax effects to retained earnings, net amount	$ 0	$ (471)	$ 0