Goodwill And Intangible Assets, Net (Carrying Value Of Goodwill) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2014		Jun. 30, 2013		Jun. 30, 2012
Goodwill [Line Items]
Gross value, Beginning Balance	$ 218,558		$ 224,888		$ 258,084
Gross value, Foreign currency adjustment	12,463	[1]	(8,697)	[1]	(28,957)	[1]
Gross value, Ending Balance	186,576		218,558		224,888
Accumulated impairment, Beginning Balance	(42,752)		(42,151)		(48,514)
Accumulated impairment, Foreign currency adjustment	(1,693)	[1]	(601)	[1]	6,363	[1]
Accumulated impairment, Ending Balance			(42,752)		(42,151)
Carrying value, Beginning Balance	175,806		182,737		209,570
Carrying value, Foreign currency adjustment	10,770	[1]	(9,298)	[1]	(22,594)	[1]
Carrying value, Ending Balance	186,576		175,806		182,737
KSNET [Member]
Goodwill [Line Items]
Gross value, Reduction in goodwill related to net settlement (Note 3)					(4,239)
Carrying value, Reduction in goodwill related to net settlement (Note 3)					(4,239)
Net1 Mobile Solutions [Member]
Goodwill [Line Items]
Gross value, Acquisitions			1,710
Carrying value, Acquisitions			1,710
SmartSwitch Botswana [Member]
Goodwill [Line Items]
Gross value, Acquisitions			657
Carrying value, Acquisitions			657
Net1 UTA [Member]
Goodwill [Line Items]
Gross value, Loss on liquidation	(44,445)
Accumulated Impairment, Loss on liquidation	$ 44,445

[1] the foreign currency adjustment represents the effects of the fluctuations between the South African rand and the South Korean won, and the US dollar on the carrying value.