Operating Segments (Reconciliation Of Reportable Segments Revenue) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues	$ 151,259	$ 134,736	$ 150,281	$ 154,473	$ 164,286	$ 151,121	$ 154,131	$ 156,441	$ 590,749	$ 625,979	$ 581,656
South African Transaction Processing [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues									194,959	215,931	250,034
International Transaction Processing [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues									169,807	164,554	152,725
Financial Inclusion And Applied Technologies [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues									225,983	245,494	178,897
Reportable Segment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues									631,784	673,606	621,897
Reportable Segment [Member] | South African Transaction Processing [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues									212,574	236,452	261,577
Reportable Segment [Member] | International Transaction Processing [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues									169,807	164,554	152,725
Reportable Segment [Member] | Financial Inclusion And Applied Technologies [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues									249,403	272,600	207,595
Inter-Segment [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues									(41,035)	(47,627)	(40,241)
Inter-Segment [Member] | South African Transaction Processing [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues									(17,615)	(20,521)	(11,543)
Inter-Segment [Member] | International Transaction Processing [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues
Inter-Segment [Member] | Financial Inclusion And Applied Technologies [Member]
Segment Reporting, Revenue Reconciling Item [Line Items]
Revenues									$ (23,420)	$ (27,106)	$ (28,698)