Operating Segments (Summary Of Segment Information) (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2016	Sep. 30, 2015
Segment Reporting Information [Line Items]
Revenues	$ 155,633	$ 154,473
Operating income (loss)	32,181	31,215
Depreciation and amortization	10,204	10,115
Expenditures for long-lived assets	3,423	10,698
Reportable Segment [Member]
Segment Reporting Information [Line Items]
Revenues	167,300	164,228
Operating income (loss)	34,548	36,608
Depreciation and amortization	7,330	6,731
Expenditures for long-lived assets	3,423	10,698
Corporate/Eliminations [Member]
Segment Reporting Information [Line Items]
Operating income (loss)	(2,367)	(5,393)
Depreciation and amortization	2,874	3,384
South African Transaction Processing [Member] | Reportable Segment [Member]
Segment Reporting Information [Line Items]
Revenues	57,568	55,639
Operating income (loss)	13,548	13,511
Depreciation and amortization	1,157	1,795
Expenditures for long-lived assets	407	1,447
International Transaction Processing [Member] | Reportable Segment [Member]
Segment Reporting Information [Line Items]
Revenues	46,190	41,229
Operating income (loss)	5,817	6,543
Depreciation and amortization	5,836	4,696
Expenditures for long-lived assets	2,799	8,038
Financial Inclusion And Applied Technologies [Member] | Reportable Segment [Member]
Segment Reporting Information [Line Items]
Revenues	63,542	67,360
Operating income (loss)	15,183	16,554
Depreciation and amortization	337	240
Expenditures for long-lived assets	$ 217	$ 1,213