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Basis Of Presentation And Summary Of Significant Accounting Policies (Narrative) (Details) $ in Thousands, R in Millions	1 Months Ended	3 Months Ended			9 Months Ended
	Jul. 31, 2021 ZAR (R) Item	Mar. 31, 2022 USD ($)	Mar. 31, 2022 ZAR (R)	Mar. 31, 2021 USD ($)	Mar. 31, 2022 USD ($)	Mar. 31, 2022 ZAR (R)	Mar. 31, 2021 USD ($)
Retrenchment costs		$ 6,700	R 103.4		$ 6,700	R 103.4
Restructuring Charges \| $		5,852		$ 0	5,852		$ 0
South Africa [Member] \| July 2021 Civil Unrest In South Africa [Member]
Number of ATMs suffered damage \| Item	173
Number of branches suffered damage \| Item	19
Cost estimates to repair branches and damaged ATMs and to replace completely destroyed ATMs \| R	R 40.0
Proceeds from insurance settlements \| R			12.6			38.6
South Africa [Member] \| July 2021 Compared To June 2021 [Member] \| July 2021 Civil Unrest In South Africa [Member]
Percentage decrease in ATMs transaction volume	13.00%
South Africa [Member] \| August 2021 Compared To July 2021 [Member] \| July 2021 Civil Unrest In South Africa [Member]
Percentage decrease in ATMs transaction volume	3.00%
South Africa [Member] \| Waiver Of Customers Pay To Utilize Other Bank's ATMs For August And September 2021 [Member] \| July 2021 Civil Unrest In South Africa [Member]
Lost transaction fee revenue		$ 400	R 6.0		$ 400	R 6.0