Revenue (Revenue Disaggregated By Major Revenue Streams) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Disaggregation of Revenue [Line Items]
Revenue	$ 222,609	$ 130,786	$ 144,299
Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	65,932	66,149	70,998
Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	154,982	61,319	68,260
All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,695	3,318	5,041
Processing Fees [Member]
Disaggregation of Revenue [Line Items]
Revenue	84,734	63,320	60,895
Processing Fees [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	28,982	32,042	30,978
Processing Fees [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	54,057	27,960	24,876
Processing Fees [Member] | All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,695	3,318	5,041
Telecom Products And Services [Member]
Disaggregation of Revenue [Line Items]
Revenue	69,603	13,422	22,631
Telecom Products And Services [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Telecom Products And Services [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	69,603	13,422	22,631
Telecom Products And Services [Member] | All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Account Holder Fees [Member]
Disaggregation of Revenue [Line Items]
Revenue	5,838	5,342	12,628
Account Holder Fees [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	5,838	5,342	12,628
Account Holder Fees [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Account Holder Fees [Member] | All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Lending Revenue [Member]
Disaggregation of Revenue [Line Items]
Revenue	21,573	20,672	19,955
Lending Revenue [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	21,573	20,672	19,955
Lending Revenue [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Lending Revenue [Member] | All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Technology Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	26,168	19,014	18,261
Technology Products [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	277	331	0
Technology Products [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	25,891	18,683	18,261
Technology Products [Member] | All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Interest From Customers [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,121
Interest From Customers [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0
Interest From Customers [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,121
Interest From Customers [Member] | All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	0
Insurance Revenue [Member]
Disaggregation of Revenue [Line Items]
Revenue	8,530	6,605	5,212
Insurance Revenue [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	8,530	6,605	5,212
Insurance Revenue [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Insurance Revenue [Member] | All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	5,042	2,411	4,717
Other [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	732	1,157	2,225
Other [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	4,310	1,254	2,492
Other [Member] | All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
South Africa [Member]
Disaggregation of Revenue [Line Items]
Revenue	215,046	127,468	139,258
South Africa [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	65,932	66,149	70,998
South Africa [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	149,114	61,319	68,260
South Africa [Member] | All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
South Africa [Member] | Processing Fees [Member]
Disaggregation of Revenue [Line Items]
Revenue	77,287	60,002	55,854
South Africa [Member] | Processing Fees [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	28,982	32,042	30,978
South Africa [Member] | Processing Fees [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	48,305	27,960	24,876
South Africa [Member] | Processing Fees [Member] | All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
South Africa [Member] | Technology Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	26,103
South Africa [Member] | Technology Products [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	277
South Africa [Member] | Technology Products [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	25,826
South Africa [Member] | Technology Products [Member] | All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	0
South Africa [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	4,991
South Africa [Member] | Other [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	732
South Africa [Member] | Other [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	4,259
South Africa [Member] | Other [Member] | All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	0
Rest Of World [Member]
Disaggregation of Revenue [Line Items]
Revenue	7,563	3,318	5,041
Rest Of World [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Rest Of World [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	5,868	0	0
Rest Of World [Member] | All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,695	3,318	5,041
Rest Of World [Member] | Processing Fees [Member]
Disaggregation of Revenue [Line Items]
Revenue	7,447	3,318	5,041
Rest Of World [Member] | Processing Fees [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0
Rest Of World [Member] | Processing Fees [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	5,752	0	0
Rest Of World [Member] | Processing Fees [Member] | All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,695	$ 3,318	$ 5,041
Rest Of World [Member] | Technology Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	65
Rest Of World [Member] | Technology Products [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0
Rest Of World [Member] | Technology Products [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	65
Rest Of World [Member] | Technology Products [Member] | All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	0
Rest Of World [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	51
Rest Of World [Member] | Other [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0
Rest Of World [Member] | Other [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	51
Rest Of World [Member] | Other [Member] | All Other Segments [Member]
Disaggregation of Revenue [Line Items]
Revenue	$ 0