Operating Segments (Summary Of Segment Information) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Segment Reporting Information [Line Items]
Revenues	$ 97,150	$ 148,416	$ 223,034	$ 300,974
Operating (loss) income	(43,075)	16,307	(42,179)	41,313
Depreciation and amortization	9,853	8,723	20,647	17,689
Expenditures for long-lived assets	2,547	2,103	5,665	3,576
Reportable Segment [Member]
Segment Reporting Information [Line Items]
Revenues	98,849	162,464	229,191	329,236
Operating (loss) income	(34,411)	21,216	(23,860)	52,784
Depreciation and amortization	3,837	5,777	8,473	11,917
Expenditures for long-lived assets	2,547	2,103	5,665	3,576
Corporate/Eliminations [Member]
Segment Reporting Information [Line Items]
Operating (loss) income	(8,664)	(4,909)	(18,319)	(11,471)
Depreciation and amortization	(6,016)	(2,946)	(12,174)	(5,772)
Expenditures for long-lived assets
South African Transaction Processing [Member] \| Reportable Segment [Member]
Segment Reporting Information [Line Items]
Revenues	21,970	64,148	59,719	130,585
Operating (loss) income	(11,830)	13,470	(15,343)	25,802
Depreciation and amortization	921	1,087	1,862	2,240
Expenditures for long-lived assets	1,047	900	2,333	1,377
International Transaction Processing [Member] \| Reportable Segment [Member]
Segment Reporting Information [Line Items]
Revenues	38,124	44,185	77,511	90,207
Operating (loss) income	(4,043)	(4,991)	(1,281)	325
Depreciation and amortization	2,511	4,381	5,570	9,013
Expenditures for long-lived assets	841	892	1,641	1,798
Financial Inclusion And Applied Technologies [Member] \| Reportable Segment [Member]
Segment Reporting Information [Line Items]
Revenues	38,755	54,131	91,961	108,444
Operating (loss) income	(18,538)	12,737	(7,236)	26,657
Depreciation and amortization	405	309	1,041	664
Expenditures for long-lived assets	$ 659	$ 311	$ 1,691	$ 401

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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