Revenue Recognition (Revenue Disaggregated By Major Revenue Streams) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Revenues	$ 31,114	$ 32,305	$ 65,618	$ 67,441
Consumer [Member]
Disaggregation of Revenue [Line Items]
Revenues	16,639	16,259	33,803	31,631
Merchant [Member]
Disaggregation of Revenue [Line Items]
Revenues	14,079	15,168	30,992	33,376
All Others [Member]
Disaggregation of Revenue [Line Items]
Revenues	396	878	823	2,434
Processing Fees [Member]
Disaggregation of Revenue [Line Items]
Revenues	16,686	15,330	32,780	32,259
Processing Fees [Member] \| Consumer [Member]
Disaggregation of Revenue [Line Items]
Revenues	7,801	7,697	15,460	16,139
Processing Fees [Member] \| Merchant [Member]
Disaggregation of Revenue [Line Items]
Revenues	8,489	6,755	16,497	13,686
Processing Fees [Member] \| All Others [Member]
Disaggregation of Revenue [Line Items]
Revenues	396	878	823	2,434
Telecom Products And Services [Member]
Disaggregation of Revenue [Line Items]
Revenues	2,030	3,148	4,307	7,570
Telecom Products And Services [Member] \| Consumer [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Telecom Products And Services [Member] \| Merchant [Member]
Disaggregation of Revenue [Line Items]
Revenues	2,030	3,148	4,307	7,570
Telecom Products And Services [Member] \| All Others [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Account Holder Fees [Member]
Disaggregation of Revenue [Line Items]
Revenues	1,378	1,273	2,821	2,456
Account Holder Fees [Member] \| Consumer [Member]
Disaggregation of Revenue [Line Items]
Revenues	1,378	1,273	2,821	2,456
Account Holder Fees [Member] \| Merchant [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Account Holder Fees [Member] \| All Others [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Lending Revenue [Member]
Disaggregation of Revenue [Line Items]
Revenues	5,181	5,288	10,557	9,488
Lending Revenue [Member] \| Consumer [Member]
Disaggregation of Revenue [Line Items]
Revenues	5,181	5,288	10,557	9,488
Lending Revenue [Member] \| Merchant [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Lending Revenue [Member] \| All Others [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Technology Products [Member]
Disaggregation of Revenue [Line Items]
Revenues	3,101	5,081	8,186	11,615
Technology Products [Member] \| Consumer [Member]
Disaggregation of Revenue [Line Items]
Revenues	80	71	212	71
Technology Products [Member] \| Merchant [Member]
Disaggregation of Revenue [Line Items]
Revenues	3,021	5,010	7,974	11,544
Technology Products [Member] \| All Others [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Insurance Revenue [Member]
Disaggregation of Revenue [Line Items]
Revenues	2,034	1,613	4,227	3,070
Insurance Revenue [Member] \| Consumer [Member]
Disaggregation of Revenue [Line Items]
Revenues	2,034	1,613	4,227	3,070
Insurance Revenue [Member] \| Merchant [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Insurance Revenue [Member] \| All Others [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Other [Member]
Disaggregation of Revenue [Line Items]
Revenues	704	572	2,740	983
Other [Member] \| Consumer [Member]
Disaggregation of Revenue [Line Items]
Revenues	165	317	526	407
Other [Member] \| Merchant [Member]
Disaggregation of Revenue [Line Items]
Revenues	539	255	2,214	576
Other [Member] \| All Others [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
South Africa [Member]
Disaggregation of Revenue [Line Items]
Revenues	30,718	31,427	64,795	65,007
South Africa [Member] \| Consumer [Member]
Disaggregation of Revenue [Line Items]
Revenues	16,639	16,259	33,803	31,631
South Africa [Member] \| Merchant [Member]
Disaggregation of Revenue [Line Items]
Revenues	14,079	15,168	30,992	33,376
South Africa [Member] \| All Others [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
South Africa [Member] \| Processing Fees [Member]
Disaggregation of Revenue [Line Items]
Revenues	16,290	14,452	31,957	29,825
South Africa [Member] \| Processing Fees [Member] \| Consumer [Member]
Disaggregation of Revenue [Line Items]
Revenues	7,801	7,697	15,460	16,139
South Africa [Member] \| Processing Fees [Member] \| Merchant [Member]
Disaggregation of Revenue [Line Items]
Revenues	8,489	6,755	16,497	13,686
South Africa [Member] \| Processing Fees [Member] \| All Others [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Rest Of World [Member]
Disaggregation of Revenue [Line Items]
Revenues	396	878	823	2,434
Rest Of World [Member] \| Consumer [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Rest Of World [Member] \| Merchant [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Rest Of World [Member] \| All Others [Member]
Disaggregation of Revenue [Line Items]
Revenues	396	878	823	2,434
Rest Of World [Member] \| Processing Fees [Member]
Disaggregation of Revenue [Line Items]
Revenues	396	878	823	2,434
Rest Of World [Member] \| Processing Fees [Member] \| Consumer [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Rest Of World [Member] \| Processing Fees [Member] \| Merchant [Member]
Disaggregation of Revenue [Line Items]
Revenues	0	0	0	0
Rest Of World [Member] \| Processing Fees [Member] \| All Others [Member]
Disaggregation of Revenue [Line Items]
Revenues	$ 396	$ 878	$ 823	$ 2,434