Income Taxes (Income Tax Provisions Computed using Statutory U.S. Federal Rate) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Income Tax Disclosure [Abstract]
Income tax at statutory rate	$ (9,463)	$ 17,518	$ 43,047
Lower rates on foreign operations	(14,040)	(12,219)	(16,182)
State income taxes	(607)	1,199	1,338
Loss on investment in subsidiary	(1,669)	0	(25,688)
Deferred tax benefit from acquisitions and divestitures	(1,153)	0	0
Gain on derivative	0	0	(23,252)
Permanent non-deductible items	2,788	796	(707)
Foreign tax provisions under GILTI	8,639	5,506	6,440
Other	268	289	65
(Benefit from) provision for income taxes	$ (15,237)	$ 13,089	$ (14,939)
Income tax at statutory rate	21.00%	21.00%	21.00%
Lower rates on foreign operations	31.20%	(14.60%)	(7.90%)
State income taxes	1.30%	1.40%	0.70%
Loss on investment in subsidiary	3.70%	0.00%	(12.50%)
Deferred tax benefit from acquisitions and divestitures	2.60%	0.00%	0.00%
Gain on derivative	0.00%	0.00%	(11.30%)
Permanent non-deductible items	(6.20%)	1.00%	(0.30%)
Foreign tax provisions under GILTI	(19.20%)	6.60%	3.10%
Other	(0.60%)	0.30%	0.00%
(Benefit from) provision for income taxes	33.80%	15.60%	(7.30%)