Revenue Recognition (Revenue Disaggregated By Major Revenue Streams) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2025	Mar. 31, 2024
Disaggregation of Revenue [Line Items]
Revenue	$ 135,670	$ 138,194	$ 428,034	$ 418,176
Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	102,437	110,847	332,696	338,478
Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	24,096	17,904	68,097	50,191
Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	9,137	9,443	27,241	29,507
Processing Fees [Member]
Disaggregation of Revenue [Line Items]
Revenue	48,595	35,035	139,326	105,507
Processing Fees [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	34,431	21,944	97,433	67,254
Processing Fees [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	7,583	6,353	22,975	18,261
Processing Fees [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	6,581	6,738	18,918	19,992
Technology Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	6,863	1,803	19,374	7,074
Technology Products [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	5,863	562	15,829	1,630
Technology Products [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	29	8	96	39
Technology Products [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	971	1,233	3,449	5,405
Prepaid Airtime Sold [Member]
Disaggregation of Revenue [Line Items]
Revenue	60,934	87,668	216,018	267,033
Prepaid Airtime Sold [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	59,352	86,184	211,158	263,040
Prepaid Airtime Sold [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	26	83	66	176
Prepaid Airtime Sold [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,556	1,401	4,794	3,817
Lending Revenue [Member]
Disaggregation of Revenue [Line Items]
Revenue	8,143	6,229	22,475	17,188
Lending Revenue [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Lending Revenue [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	8,143	6,229	22,475	17,188
Lending Revenue [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Interest From Customers [Member]
Disaggregation of Revenue [Line Items]
Revenue	2,297	1,553	5,703	4,526
Interest From Customers [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,793	1,553	5,079	4,526
Interest From Customers [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	504	0	624	0
Interest From Customers [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Insurance Revenue [Member]
Disaggregation of Revenue [Line Items]
Revenue	5,170	3,178	14,378	8,686
Insurance Revenue [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Insurance Revenue [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	5,170	3,178	14,378	8,686
Insurance Revenue [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Account Holder Fees [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,791	1,560	5,255	4,430
Account Holder Fees [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Account Holder Fees [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,791	1,560	5,255	4,430
Account Holder Fees [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,877	1,168	5,505	3,732
Other [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	998	604	3,197	2,028
Other [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	850	493	2,228	1,411
Other [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	29	71	80	293
South Africa [Member]
Disaggregation of Revenue [Line Items]
Revenue	127,115	131,469	402,904	398,690
South Africa [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	93,882	104,122	307,566	318,992
South Africa [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	24,096	17,904	68,097	50,191
South Africa [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	9,137	9,443	27,241	29,507
South Africa [Member] | Processing Fees [Member]
Disaggregation of Revenue [Line Items]
Revenue	46,837	33,508	133,903	101,164
South Africa [Member] | Processing Fees [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	32,673	20,417	92,010	62,911
South Africa [Member] | Processing Fees [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	7,583	6,353	22,975	18,261
South Africa [Member] | Processing Fees [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	6,581	6,738	18,918	19,992
South Africa [Member] | Technology Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	6,790	1,759	19,164	6,940
South Africa [Member] | Technology Products [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	5,790	518	15,619	1,496
South Africa [Member] | Technology Products [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	29	8	96	39
South Africa [Member] | Technology Products [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	971	1,233	3,449	5,405
South Africa [Member] | Prepaid Airtime Sold [Member]
Disaggregation of Revenue [Line Items]
Revenue	54,264	82,567	196,689	252,176
South Africa [Member] | Prepaid Airtime Sold [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	52,682	81,083	191,829	248,183
South Africa [Member] | Prepaid Airtime Sold [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	26	83	66	176
South Africa [Member] | Prepaid Airtime Sold [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,556	1,401	4,794	3,817
South Africa [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,823	1,115	5,337	3,580
South Africa [Member] | Other [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	944	551	3,029	1,876
South Africa [Member] | Other [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	850	493	2,228	1,411
South Africa [Member] | Other [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	29	71	80	293
Rest Of Africa [Member]
Disaggregation of Revenue [Line Items]
Revenue	8,555	6,725	25,130	19,486
Rest Of Africa [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	8,555	6,725	25,130	19,486
Rest Of Africa [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Rest Of Africa [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Rest Of Africa [Member] | Processing Fees [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,758	1,527	5,423	4,343
Rest Of Africa [Member] | Processing Fees [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,758	1,527	5,423	4,343
Rest Of Africa [Member] | Processing Fees [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Rest Of Africa [Member] | Processing Fees [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Rest Of Africa [Member] | Technology Products [Member]
Disaggregation of Revenue [Line Items]
Revenue	73	44	210	134
Rest Of Africa [Member] | Technology Products [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	73	44	210	134
Rest Of Africa [Member] | Technology Products [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Rest Of Africa [Member] | Technology Products [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Rest Of Africa [Member] | Prepaid Airtime Sold [Member]
Disaggregation of Revenue [Line Items]
Revenue	6,670	5,101	19,329	14,857
Rest Of Africa [Member] | Prepaid Airtime Sold [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	6,670	5,101	19,329	14,857
Rest Of Africa [Member] | Prepaid Airtime Sold [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Rest Of Africa [Member] | Prepaid Airtime Sold [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Rest Of Africa [Member] | Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	54	53	168	152
Rest Of Africa [Member] | Other [Member] | Merchant Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	54	53	168	152
Rest Of Africa [Member] | Other [Member] | Consumer Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	0	0	0	0
Rest Of Africa [Member] | Other [Member] | Enterprise Segment [Member]
Disaggregation of Revenue [Line Items]
Revenue	$ 0	$ 0	$ 0	$ 0