Restructuring, Impairments,- and Related Charges, Net of Reversals (Restructuring Liabilities) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018
Restructuring Cost and Reserve [Line Items]
Beginning Balance	$ 5,323	$ 6,455	$ 4,122
Period charges	14,875	5,528	8,152
Period reversals	(1,369)	(438)	(12)
Reclassification to reduce operating lease assets	(1,764)
Period payments	(14,846)	(6,222)	(5,807)
Ending Balance	2,219	5,323	6,455
Excess Facilities
Restructuring Cost and Reserve [Line Items]
Beginning Balance	1,764	1,797	2,184
Period charges		254	207
Reclassification to reduce operating lease assets	(1,764)
Period payments		(287)	(594)
Ending Balance	0	1,764	1,797
Severance Benefits
Restructuring Cost and Reserve [Line Items]
Beginning Balance	3,559	4,658	1,853
Period charges	14,875	5,274	7,945
Period reversals	(1,369)	(438)
Period payments	(14,846)	(5,935)	(5,140)
Ending Balance	2,219	$ 3,559	4,658
Other
Restructuring Cost and Reserve [Line Items]
Beginning Balance			85
Period reversals			(12)
Period payments			$ (73)
Ending Balance	$ 0