v3.25.4

Fair Value Of Financial Instruments (Schedule Of Key Valuation Inputs Used To Measure Fair Value Of Investment In Cell C) (Details) - 12 months ended Jun. 30, 2025 - Cell C [Member] R in Billions, $ in Billions | USD ($) | ZAR (R)
--- | --- | ---
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Net adjusted external debt | $ 0.5 | R 8.3
Weighted Average Cost of Capital (WACC) Rate [Member] |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Investment fair value measurement inputs | 24.00% |
Long Term Growth Rate [Member] |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Investment fair value measurement inputs | 4.50% |
Marketability Discount [Member] |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Investment fair value measurement inputs | 15.00% |
Minority Discount [Member] |  |
Fair Value Measurement Inputs and Valuation Techniques [Line Items] |  |
Investment fair value measurement inputs | 17.00% |

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