Disposal Of Ccontrolling Interest In KSNET And FIHRST (Impact Of Deconsolidation Of FIHRST And Calculation Of Net Gain Recognized On Deconsolidation) (Details) $ in Thousands, R in Millions, ₩ in Billions				1 Months Ended		3 Months Ended			9 Months Ended
	Mar. 09, 2020 KRW (₩)	Mar. 09, 2020 USD ($)	Dec. 31, 2019 USD ($)	Sep. 30, 2020 KRW (₩)	Sep. 30, 2020 USD ($)	Mar. 31, 2021 USD ($)	Mar. 31, 2020 USD ($)		Mar. 31, 2021 USD ($)	Mar. 31, 2020 USD ($)		Jun. 30, 2020 USD ($)	[1]	Dec. 31, 2019 ZAR (R)
Less: carrying value, comprising						$ 0			$ 0			$ 0
Settlement assets						2,054			2,054			8,014
Settlement liabilities						(2,054)			(2,054)			$ (8,015)
Gain recognized on disposal, after tax						0	$ 747	[2]	0	$ 6,402	[2]
Net1 Korea [Member]
Fair value of consideration received		$ 237,200
Released from accumulated other comprehensive income - foreign currency translation reserve (Note 12)						$ 0	$ (14,228)		$ 0	$ (14,228)
Net1 Korea [Member] | Discontinued [Member]
Proceeds from disposal of Net1 Korea, net of cash disposed		192,619
Add: Cash and cash equivalents disposed		23,473
Add: Cash withheld by purchaser to settle South Korean taxes		21,128
Fair value of consideration received		237,220
Less: carrying value, comprising		200,843
Cash and cash equivalents		23,473
Accounts receivable, net		30,467
Finance loans receivable, net		13,695
Inventory		2,377
Property, plant and equipment, net		7,601
Operating lease right of use asset		181
Goodwill (Note 7)		107,964
Intangible assets, net		4,655
Deferred income taxes assets		1,719
Other long-term assets		10,984
Accounts payable		(5,484)
Other payables		(5,523)
Operating lease liability - current		(69)
Income taxes payable		(3,481)
Deferred income taxes liabilities		(1,497)
Operating lease liability - long-term		(112)
Other long-term liabilities		(335)
Released from accumulated other comprehensive income - foreign currency translation reserve (Note 12)		14,228
Settlement assets		44,111
Settlement liabilities		(44,111)
Gain recognized on disposal, before transaction costs and tax		36,377
Gain recognized on disposal, before tax		27,733
Taxes related to gain recognized on disposal		15,000
Transaction costs		8,644
Gain recognized on disposal, after tax		12,733
Transaction costs incurred directly related to the disposal		7,500
Transaction costs related to non-refundable securities transfer tax	₩ 1.4	1,200
Potential capital gains taxes withheld from transaction price	₩ 23.8	19,900		₩ 23.8	$ 20,100
Total tax withholding from purchase price by purchaser		$ 21,100
FIHRST [Member]
Fair value of consideration received			$ 11,700											R 172.2
FIHRST [Member] | Discontinued [Member]
Fair value of consideration received			11,749
Less: carrying value, comprising			1,870
Cash and cash equivalents			854
Accounts receivable, net			367
Property, plant and equipment, net			64
Goodwill (Note 7)			599
Intangible assets, net			30
Deferred income taxes assets			42
Accounts payable			(7)
Other payables			(1,437)
Income taxes payable			(220)
Released from accumulated other comprehensive income - foreign currency translation reserve (Note 12)			1,578
Settlement assets			17,406
Settlement liabilities			(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.