v3.26.3
Share-Based Payments - Activity on Share Options (Details)
R / shares in Units, R in Millions
12 Months Ended
Sep. 18, 2025
Apr. 04, 2024
Jun. 30, 2026
ZAR (R)
year
R / shares
Jun. 30, 2025
ZAR (R)
year
R / shares
Management DSP | Over three years [Member] | September 18, 2025        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Vesting period (in years) 3 years      
Management DSP | Over five years [Member] | September 18, 2025        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Vesting period (in years) 5 years      
Participation units | Katleho ya Moruo Employee Share Ownership Plan        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Vesting period (in years)   5 years    
DS | Management DSP        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Balance at beginning of year     4,909,956 5,012,332
Options granted (in shares)     1,125,329 1,984,084
Options exercised or vested (in shares)     (1,850,273) (2,014,976)
Options forfeited and lapsed (in shares)     (91,978) (71,484)
Balance at end of year     4,093,034 4,909,956
DS | Management DSP | Over three years [Member] | September 20, 2021        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Gain realised by participants on options and rights traded during the year | R     R 0 R 121
Weighted average option price (in SA rand per share) | R / shares     R 0 R 175.17
Remaining life (years)     0 0
DS | Management DSP | Over three years [Member] | September 19, 2022        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Gain realised by participants on options and rights traded during the year | R     R 150 R 88
Weighted average option price (in SA rand per share) | R / shares     R 301.31 R 177.44
Remaining life (years)     0 0.2
DS | Management DSP | Over three years [Member] | September 18, 2023        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Balance at end of year     440,796  
Gain realised by participants on options and rights traded during the year | R     R 122 R 83
Weighted average option price (in SA rand per share) | R / shares     R 263.04 R 175.18
Remaining life (years)     0.2 1.2
DS | Management DSP | Over three years [Member] | September 18, 2024        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Balance at end of year     977,010  
Gain realised by participants on options and rights traded during the year | R     R 133 R 0
Weighted average option price (in SA rand per share) | R / shares     R 263.04 R 0
Remaining life (years)     1.2 0
DS | Management DSP | Over three years [Member] | September 18, 2025        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Balance at end of year     785,112  
Remaining life (years)     2.2  
DS | Management DSP | Over five years [Member] | September 18, 2019        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Balance at end of year     16,486  
Gain realised by participants on options and rights traded during the year | R     R 14 R 7
Weighted average option price (in SA rand per share) | R / shares     R 301.31 R 180.19
Remaining life (years)     0 0
DS | Management DSP | Over five years [Member] | September 18, 2020        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Balance at end of year     90,172  
Gain realised by participants on options and rights traded during the year | R     R 14 R 9
Weighted average option price (in SA rand per share) | R / shares     R 274.88 R 179.30
Remaining life (years)     0 0.2
DS | Management DSP | Over five years [Member] | September 20, 2021        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Balance at end of year     381,364  
Gain realised by participants on options and rights traded during the year | R     R 26 R 22
Weighted average option price (in SA rand per share) | R / shares     R 263.04 R 179.01
Remaining life (years)     0.2 1.2
DS | Management DSP | Over five years [Member] | September 19, 2022        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Balance at end of year     366,001  
Gain realised by participants on options and rights traded during the year | R     R 22 R 16
Weighted average option price (in SA rand per share) | R / shares     R 301.31 R 180.25
Remaining life (years)     1.2 2.2
DS | Management DSP | Over five years [Member] | September 18, 2023        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Balance at end of year     339,185  
Gain realised by participants on options and rights traded during the year | R     R 15 R 10
Weighted average option price (in SA rand per share) | R / shares     R 263.04 R 179.26
Remaining life (years)     2.2 3.2
DS | Management DSP | Over five years [Member] | September 18, 2024        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Balance at end of year     384,594  
Gain realised by participants on options and rights traded during the year | R     R 14 R 0
Weighted average option price (in SA rand per share) | R / shares     R 263.04 R 0
Remaining life (years)     3.2 0
DS | Management DSP | Over five years [Member] | September 18, 2025        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Balance at end of year     312,314  
Remaining life (years)     4.2  
PU | Katleho ya Moruo Employee Share Ownership Plan        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Balance at beginning of year     11,148,600 0
Options granted (in shares)     490,584 11,851,218
Options exercised or vested (in shares)     (394,026) (483,342)
Options forfeited and lapsed (in shares)     (193,890) (219,276)
Balance at end of year     11,051,268 11,148,600
PU | Katleho ya Moruo Employee Share Ownership Plan | April 4, 2024        
Share-based Compensation Arrangement by Share-based Payment Award, Non-Option Equity Instruments, Outstanding [Roll Forward]        
Gain realised by participants on options and rights traded during the year | R     R 115 R 100
Weighted average option price (in SA rand per share) | R / shares     R 290.60 R 207.46
Remaining life (years)     2.8 3.8