(Loss) Earnings Per Share (Income From Continuing Operations And Share Data Used In Basic And Diluted Earnings Per Share Computations) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended			6 Months Ended
	Dec. 31, 2020	Dec. 31, 2019		Dec. 31, 2020	Dec. 31, 2019
Net loss attributable to Net1	$ (4,534)	$ (205)	[1]	$ (33,492)	$ (4,597)	[1]
Undistributed (loss) earnings	$ (4,534)	$ (205)		$ (33,492)	$ (4,597)
Percent allocated to common shareholders (Calculation 1)	99.00%	99.00%		99.00%	99.00%
Numerator for (loss) earnings per share: basic and diluted	$ (4,508)	$ (202)		$ (33,098)	$ (4,549)
Continuing	(4,508)	(2,894)		(33,098)	(10,146)
Discontinued	$ 0	$ 2,692		$ 0	$ 5,597
Denominator for basic (loss) earnings per share: weighted-average common shares outstanding	56,317	55,985		56,211	55,985
Denominator for diluted (loss) earnings per share: adjusted weighted average common shares outstanding and assuming conversion	56,317	55,985		56,211	55,985
(Loss) Earnings per share: Basic	$ (0.08)	$ 0	[1]	$ (0.59)	$ (0.08)	[1]
Continuing	(0.08)	(0.05)	[1]	(0.59)	(0.18)	[1]
Discontinued	0	0.05	[1]	0	0.10	[1]
(Loss) Earnings per share: Diluted	(0.08)	0	[1]	(0.59)	(0.08)	[1]
Continuing	(0.08)	(0.05)	[1]	(0.59)	(0.18)	[1]
Discontinued	$ 0	$ 0.05	[1]	$ 0	$ 0.10	[1]
Basic weighted-average common shares outstanding (A)	56,317	55,985		56,211	55,985
Basic weighted-average common shares outstanding and unvested restricted shares expected to vest (B)	56,641	56,568		56,880	56,568
Continuing [Member]
Undistributed (loss) earnings	$ (4,534)	$ (2,925)		$ (33,492)	$ (10,252)
Discontinued [Member]
Undistributed (loss) earnings	$ 0	$ 2,720		$ 0	$ 5,655

[1] Certain amounts have been restated to correct the misstatement discussed in Note 1.