(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		9 Months Ended
	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2025	Mar. 31, 2024
Net loss attributable to Lesaka	$ (22,058)	$ (4,047)	$ (58,734)	$ (12,405)
Undistributed loss	$ (22,058)	$ (4,047)	$ (58,734)	$ (12,405)
Percent allocated to common shareholders (Calculation 1)	96.00%	96.00%	96.00%	95.00%
Numerator for loss per share: basic and diluted	$ (21,262)	$ (3,868)	$ (56,616)	$ (11,816)
Denominator for basic (loss) earnings per share: weighted-average common shares outstanding	78,347,000	60,990,000	69,724,000	60,134,000
Denominator for diluted (loss) earnings per share: adjusted weighted average common shares outstanding and assuming conversion	78,347,000	60,990,000	69,724,000	60,134,000
Loss per share: Basic	$ (0.27)	$ (0.06)	$ (0.81)	$ (0.20)
Loss per share: Diluted	$ (0.27)	$ (0.06)	$ (0.81)	$ (0.20)
Basic weighted-average common shares outstanding	78,347,000	60,990,000	69,724,000	60,134,000
Basic weighted-average common shares outstanding and unvested restricted shares expected to vest	81,282,000	63,805,000	72,333,000	63,134,000