Equity-Accounted Investments And Other Long-Term Assets (Summary Of Movement In Equity-Accounted Investments) (Details) - USD ($) $ in Thousands		3 Months Ended			9 Months Ended
		Mar. 31, 2020	Mar. 31, 2019	[2]	Mar. 31, 2020	Mar. 31, 2019	[2]
Investment in equity:
Balance as of, beginning					$ 150,968
Acquisition of shares					2,774
Stock-based compensation					71
Comprehensive (loss) income					(28,397)
Other comprehensive income					2,227
Equity accounted (loss) earnings					(30,624)
Share of net income					4,990
Amortization - acquired intangible assets					(2,443)
Deferred taxes - acquired intangible assets					660
Impairment					(33,831)
Dividends received					(2,399)
Foreign currency adjustment	[1]				(20,618)
Balance as of, ending		$ 102,399			102,399
Investment in loans:
Balance as of, beginning					148
Loans granted		99	$ 0		711	$ 0
Allowance for doubtful loans					(719)
Foreign currency adjustment	[1]				(24)
Balance as of, ending		116			116
DNI [Member]
Investment in equity:
Balance as of, beginning					61,030
Comprehensive (loss) income					(9,744)
Equity accounted (loss) earnings					(9,744)
Share of net income					4,676
Amortization - acquired intangible assets					(1,874)
Deferred taxes - acquired intangible assets					524
Impairment					(13,070)
Dividends received					(1,787)
Foreign currency adjustment	[1]				(12,991)
Balance as of, ending		36,508			36,508
Bank Frick [Member]
Investment in equity:
Balance as of, beginning					47,240
Comprehensive (loss) income					(17,924)
Equity accounted (loss) earnings					(17,924)
Share of net income					770
Amortization - acquired intangible assets					(569)
Deferred taxes - acquired intangible assets					136
Impairment					(18,261)
Foreign currency adjustment	[1]				684
Balance as of, ending		30,000			30,000
Finbond [Member]
Investment in equity:
Balance as of, beginning					35,300
Acquisition of shares					274
Stock-based compensation					71
Comprehensive (loss) income					2,718
Other comprehensive income					2,227
Equity accounted (loss) earnings					491
Share of net income					491
Dividends received					(274)
Foreign currency adjustment	[1]				(7,947)
Balance as of, ending		30,142			30,142
Other [Member]
Investment in equity:
Balance as of, beginning	[3]				7,398
Acquisition of shares	[3]				2,500
Comprehensive (loss) income	[3]				(3,447)
Equity accounted (loss) earnings	[3]				(3,447)
Share of net income	[3]				(947)
Impairment	[3]				(2,500)
Dividends received	[3]				(338)
Foreign currency adjustment	[1],[3]				(364)
Balance as of, ending	[3]	5,749			5,749
Investment in loans:
Balance as of, beginning	[3]				148
Loans granted	[3]				711
Allowance for doubtful loans	[3]				(719)
Foreign currency adjustment	[1],[3]				(24)
Balance as of, ending	[3]	$ 116			$ 116

[1] The foreign currency adjustment represents the effects of the fluctuations of the South African rand, Swiss franc, Nigerian naira and Namibian dollar, and the U.S. dollar on the carrying value.

[2] Refer to Note 1

[3] Includes primarily Carbon, SmartSwitch Namibia, V2 and Walletdoc;