Disposal Of Controlling Interest In FIHRST (Impact Of Deconsolidation Of FIHRST And Calculation Of Net Gain Recognized On Deconsolidation) (Details) $ in Thousands, R in Millions		3 Months Ended			6 Months Ended
	Dec. 31, 2019 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)		Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)		Jun. 30, 2020 USD ($)	[1]	Dec. 31, 2019 ZAR (R)
Less: carrying value, comprising		$ 0			$ 0			$ 0
Settlement assets		2,814			2,814			8,014
Settlement liabilities		(2,814)			(2,814)			$ (8,015)
Gain recognized on disposal, after tax		$ 0	$ 2,720	[2]	$ 0	$ 5,655	[2]
FIHRST [Member]
Fair value of consideration received	$ 11,749		11,749			11,749				R 172.2
Less: carrying value, comprising	1,870		1,870			1,870
Cash and cash equivalents	854		854			854
Accounts receivable, net	367		367			367
Property, plant and equipment, net	64		64			64
Goodwill	599		599			599
Intangible assets, net	30		30			30
Deferred income taxes assets	42		42			42
Accounts payable	(7)		(7)			(7)
Other payables	(1,437)		(1,437)			(1,437)
Income taxes payable	(220)		(220)			(220)
Released from accumulated other comprehensive income - foreign currency translation reserve (Note 12)	1,578
Settlement assets	17,406		17,406			17,406
Settlement liabilities	(17,406)		$ (17,406)			$ (17,406)
Gain recognized on disposal, before tax	9,879
Taxes related to gain recognized on disposal	0
Capital gains tax	2,418
Release of valuation allowance related to capital losses previously unutilized	(2,418)
Transaction costs	136
Gain recognized on disposal, after tax	$ 9,743

[1] Derived from audited financial statements.

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