Equity-Accounted Investments And Other Long-Term Assets (Summary Of Movement In Equity-Accounted Investments) (Details) - USD ($) $ in Thousands			12 Months Ended
	Apr. 01, 2020	Mar. 31, 2020	Jun. 30, 2020	Jun. 30, 2019		Jun. 30, 2018
Investment in equity:
Balance as of, beginning			$ 148,279	$ 80,436
Remeasurement of 8% of DNI (Note 3)				14,849
Remeasurement of 30% of DNI (Note 3)				59,346
Acquisition of shares			2,774	4,909
Stock-based compensation			71	117
Comprehensive (loss) income			(27,315)	5,509
Other comprehensive income			2,227	4,251
Equity accounted (loss) earnings			(29,542)	1,258
Share of net income (loss) (Note 1)			6,089	4,120
Amortization - acquired intangible assets			(2,443)	(1,462)
Deferred taxes - acquired intangible assets			660	380
Dilution resulting from corporate transactions			(17)	304
Impairment			(33,831)	(2,084)
Dividends received			(3,823)	(3,238)
Sale of DNI			(36,508)
Return of investment				(284)
Sale of 8% of DNI				(14,996)
Foreign currency adjustment			(18,262)	1,631
Balance as of, ending			65,216	148,279		$ 80,436
Investment in loans:
Balance as of, beginning			148	3,152
Transfer to accounts receivables				(3,000)
Loans granted			1,230	0	[1]	10,635	[1]
Allowance for doubtful loans			(730)
Foreign currency adjustment			(28)	(4)
Balance as of, ending			620	148		3,152
As Reported [Member]
Investment in equity:
Balance as of, beginning				82,976
Balance as of, ending						82,976
Correction
Investment in equity:
Balance as of, beginning				(2,540)
Balance as of, ending						(2,540)
DNI [Member]
Investment in equity:
Balance as of, beginning			61,030	0
Remeasurement of 8% of DNI (Note 3)				14,849
Remeasurement of 30% of DNI (Note 3)				59,346
Comprehensive (loss) income			(9,744)	865
Equity accounted (loss) earnings			(9,744)	865
Share of net income (loss) (Note 1)			4,676	1,380
Amortization - acquired intangible assets			(1,874)	(715)
Deferred taxes - acquired intangible assets			524	200
Impairment	$ (11,500)	$ (1,600)	(13,070)
Dividends received			(1,787)	(864)
Sale of DNI			(36,508)
Sale of 8% of DNI				(14,996)
Foreign currency adjustment			(12,991)	1,830
Balance as of, ending			0	61,030		0
DNI [Member] | As Reported [Member]
Investment in equity:
Balance as of, beginning				0
Balance as of, ending						0
Bank Frick [Member]
Investment in equity:
Balance as of, beginning			47,240	48,129
Comprehensive (loss) income			(17,273)	(1,542)
Equity accounted (loss) earnings			(17,273)	(1,542)
Share of net income (loss) (Note 1)			1,421	1,109
Amortization - acquired intangible assets			(569)	(747)
Deferred taxes - acquired intangible assets			136	180
Impairment			(18,261)	(2,084)
Dividends received			(1,308)
Foreign currency adjustment			1,080	653
Balance as of, ending			29,739	47,240		48,129
Bank Frick [Member] | As Reported [Member]
Investment in equity:
Balance as of, beginning				48,129
Balance as of, ending						48,129
Finbond [Member]
Investment in equity:
Balance as of, beginning			32,611	26,442
Acquisition of shares			274	1,920
Stock-based compensation			71	117
Comprehensive (loss) income			4,067	6,870
Other comprehensive income			2,227	4,251
Equity accounted (loss) earnings			1,840	2,619
Share of net income (loss) (Note 1)			1,857	2,315
Dilution resulting from corporate transactions			(17)	304
Dividends received			(274)	(1,920)
Foreign currency adjustment			(5,873)	(818)
Balance as of, ending			30,876	32,611		26,442
Finbond [Member] | As Reported [Member]
Investment in equity:
Balance as of, beginning				28,982
Balance as of, ending						28,982
Finbond [Member] | Correction
Investment in equity:
Balance as of, beginning				(2,540)
Balance as of, ending						(2,540)
Other [Member]
Investment in equity:
Balance as of, beginning			7,398	5,865
Acquisition of shares			2,500	2,989
Comprehensive (loss) income			(4,365)	(684)
Equity accounted (loss) earnings			(4,365)	(684)
Share of net income (loss) (Note 1)			(1,865)	(684)
Impairment			(2,500)
Dividends received			(454)	(454)
Return of investment				(284)
Foreign currency adjustment			(478)	(34)
Balance as of, ending			4,601	7,398		5,865
Investment in loans:
Balance as of, beginning			148	3,152
Transfer to accounts receivables				(3,000)
Loans granted			1,230
Allowance for doubtful loans			(730)
Foreign currency adjustment			(28)	(4)
Balance as of, ending			$ 620	148		3,152
Other [Member] | As Reported [Member]
Investment in equity:
Balance as of, beginning				$ 5,865
Balance as of, ending						$ 5,865

[1] Certain amounts have been restated to correct the misstatement discussed in Note 1