Lease liabilities - Changes in lease liabilities (Details) - ZAR (R) R in Millions |
12 Months Ended | |||||
|---|---|---|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
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| Lease liabilities [abstract] | ||||||
| Balance at beginning of the year | R 378 | R 582 | R 319 | |||
| New leases and modifications | 508 | 25 | 144 | |||
| Lease liabilities on acquisition of subsidiaries | 0 | 3 | 315 | |||
| Repayment of lease liabilities (including interest) | (267) | (244) | (263) | |||
| Interest charge | 39 | 34 | 43 | |||
| Foreign currency translation | (11) | (22) | 24 | |||
| Balance at end of the year | 647 | 378 | 582 | |||
| Current portion of lease liabilities | (166) | (175) | [1] | (198) | ||
| Non-current lease liabilities | R 481 | R 203 | [1] | R 384 | ||
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