The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.

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Reference 2: http://www.xbrl.org/2003/role/presentationRef
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Operating Segments (Summary Of Segment Information) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2016
Segment Reporting Information [Line Items]
Revenues	$ 149,194	$ 162,721	$ 148,416	$ 152,558	$ 155,056	$ 147,944	$ 151,433	$ 155,633	$ 612,889	$ 610,066	$ 590,749
Operating income (loss)	$ 10,072	$ 7,564	$ 16,307	$ 25,006	$ 14,726	$ 24,547	$ 25,589	$ 32,181	58,949	97,043	114,368
Depreciation and amortization									35,484	41,378	40,394
Expenditures for long-lived assets									9,649	11,195	35,797
Reportable Segment [Member]
Segment Reporting Information [Line Items]
Revenues									669,980	661,774	631,784
Operating income (loss)									85,690	130,799	129,774
Depreciation and amortization									23,693	27,402	29,167
Expenditures for long-lived assets									9,649	11,195	35,797
Corporate/Eliminations [Member]
Segment Reporting Information [Line Items]
Operating income (loss)									(26,741)	(33,756)	(15,406)
Depreciation and amortization									11,791	13,976	11,227
South African Transaction Processing [Member] \| Reportable Segment [Member]
Segment Reporting Information [Line Items]
Revenues									268,047	249,144	212,574
Operating income (loss)									42,796	59,309	51,386
Depreciation and amortization									4,625	4,614	6,157
Expenditures for long-lived assets									3,988	2,473	5,101
International Transaction Processing [Member] \| Reportable Segment [Member]
Segment Reporting Information [Line Items]
Revenues									180,027	176,729	169,807
Operating income (loss)									(12,478)	13,705	23,389
Depreciation and amortization									17,627	21,366	21,852
Expenditures for long-lived assets									4,397	7,745	28,029
Financial Inclusion And Applied Technologies [Member] \| Reportable Segment [Member]
Segment Reporting Information [Line Items]
Revenues									221,906	235,901	249,403
Operating income (loss)									55,372	57,785	54,999
Depreciation and amortization									1,441	1,422	1,158
Expenditures for long-lived assets									$ 1,264	$ 977	$ 2,667