Goodwill And Intangible Assets, Net (Summary Of Movement In Carrying Value Of Goodwill) (Details) - USD ($)	3 Months Ended	12 Months Ended
	Dec. 31, 2019	Jun. 30, 2020	Jun. 30, 2019		Jun. 30, 2018	Jun. 30, 2017
Gross value, Beginning Balance		$ 72,473,000	$ 73,572,000		$ 75,598,000
Gross value, Impairment loss		0	0		0
Gross value, Disposal of FIHRST (Note 3)		(599,000)
Gross value, Deconsolidation of CPS (Note 3)		(1,346,000)
Gross value, Foreign currency adjustment		(7,334,000)	(1,099,000)		(2,026,000)
Gross value, Ending Balance		63,194,000	72,473,000		73,572,000
Accumulated impairment, Beginning Balance		(35,157,000)	(20,773,000)		0
Accumulated impairment, Impairment loss	$ (8,200,000)	(5,589,000)	(14,440,000)		(20,917,000)
Accumulated impairment, Disposal of FIHRST (Note 3)		0
Accumulated impairment, Deconsolidation of CPS (Note 3)		1,346,000
Accumulated impairment, Foreign currency adjustment		375,000	56,000		144,000
Accumulated impairment, Ending Balance		(39,025,000)	(35,157,000)		(20,773,000)
Carrying value, Beginning Balance						$ 75,598,000
Carrying value, Impairment loss		(5,589,000)	(14,440,000)		(20,917,000)
Carrying value, Disposal of FIHRST (Note 3)		(599,000)
Carrying value, Deconsolidation of CPS (Note 3)		0
Carrying value, Foreign currency adjustment		(6,959,000)	(1,043,000)		(1,882,000)
Carrying value, Ending Balance		$ 24,169,000	$ 37,316,000	[1]	$ 52,799,000	$ 75,598,000

[1] Refer to Note 1