v3.26.1
Revenue - Major customers (Details) - ZAR (R)
R in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure of disaggregation of revenue from contracts with customers [line items]      
Total revenue R 129,677 R 112,129 R 113,684
Southern Africa (SA)      
Disclosure of disaggregation of revenue from contracts with customers [line items]      
Total revenue 97,942 82,402 84,736
Southern Africa (SA) | Operating segments      
Disclosure of disaggregation of revenue from contracts with customers [line items]      
Total revenue 97,942 82,402 84,736
Southern Africa (SA) | Operating segments | US PGM and SA PGM      
Disclosure of disaggregation of revenue from contracts with customers [line items]      
Total revenue 60,883 51,257 55,593
Southern Africa (SA) | Operating segments | SA gold      
Disclosure of disaggregation of revenue from contracts with customers [line items]      
Total revenue 37,059 31,145 29,143
Customer A | Operating segments | US PGM, SA PGM And Pennsylvania Site Recycling And North Carolina Site Recycling      
Disclosure of disaggregation of revenue from contracts with customers [line items]      
Total revenue 26,335 24,719 0
Customer A | Operating segments | US PGM and SA PGM      
Disclosure of disaggregation of revenue from contracts with customers [line items]      
Total revenue 0 0 28,764
Customer A | Southern Africa (SA) | Operating segments | SA gold      
Disclosure of disaggregation of revenue from contracts with customers [line items]      
Total revenue 0 0 0
Customer B | Operating segments | US PGM, SA PGM And Pennsylvania Site Recycling And North Carolina Site Recycling      
Disclosure of disaggregation of revenue from contracts with customers [line items]      
Total revenue 0 0 0
Customer B | Operating segments | US PGM and SA PGM      
Disclosure of disaggregation of revenue from contracts with customers [line items]      
Total revenue 13,088 12,332 13,804
Customer B | Southern Africa (SA) | Operating segments | SA gold      
Disclosure of disaggregation of revenue from contracts with customers [line items]      
Total revenue 0 0 0
Customer C | Operating segments | US PGM, SA PGM And Pennsylvania Site Recycling And North Carolina Site Recycling      
Disclosure of disaggregation of revenue from contracts with customers [line items]      
Total revenue 0 0 0
Customer C | Operating segments | US PGM and SA PGM      
Disclosure of disaggregation of revenue from contracts with customers [line items]      
Total revenue 0 0 0
Customer C | Southern Africa (SA) | Operating segments | SA gold      
Disclosure of disaggregation of revenue from contracts with customers [line items]      
Total revenue R 14,950 R 12,183 R 14,405