Shareholders' Equity OCI (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Foreign currency translation adjustment pre-tax amount	$ (8,875)	$ 2,238	$ (24,441)
Foreign currency translation adjustment tax expense (benefit)	(326)	0	0
Foreign Currency Translation Adjustment, Net Amount	(8,549)	2,238	(24,441)
Actuarial gain (loss) on remeasurement, pre-tax amount	709	2,038	(1,998)
Actuarial gain (loss) on remeasurement, tax expense (benefit)	185	799	(783)
Actuarial gain ( loss) on remeasurement, net amount	524	1,239	(1,215)
Reclassification of actuarial losses and prior service cost into SD&A expense and included in net period pension costs, pre-tax amount	(73)	506	518
Reclassification of actuarial losses and prior service cost into SD&A expense and included in net period pension costs, tax expense	(28)	198	203
Reclassification of actuarial losses and prior service cost into SD&A expense and included in net period pension costs, net amount	(45)	308	315
Unrealized gain (loss) on investment securities available for sale, pre-tax amount	37	91	(52)
Unrealized gain (loss) on investment securities available for sale, tax expense (benefit)	17	32	(18)
Unrealized gain (loss) on investment securities available for sale, net amount	20	59	(34)
Other Comprehensive Income (Loss), pre-tax amount	(8,202)	4,873	(25,973)
Other Comprehensive Income (Loss), tax expense (benefit)	319	1,029	(598)
Other comprehensive income (loss)	(8,521)	3,844	(25,375)
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)	471	0	0
Reclassification of certain income tax effects to retained earnings, net amount	$ (471)	$ 0	$ 0