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Share-based payment reserve - Sasol 2016 Long-term Incentive plan (Details)
12 Months Ended
Jun. 30, 2022
ZAR (R)
item
R / shares
shares
Jun. 30, 2021
ZAR (R)
item
shares
Jun. 30, 2020
shares
Share-based payment transaction      
Number of shares authorised | shares 1,314,407,571 1,314,407,571 1,314,407,571
Sasol 2016 Long-term Incentive plan      
Share-based payment transaction      
Number of share options at the beginning of the year | item 13,472,670 10,908,312  
Number of share options, LTIs granted | item 3,822,529 5,957,275  
Number of share options, LTIs exercised | item (1,488,900) (1,940,848)  
Number of share options, Effect of CPTs and LTIs forfeited | item (1,544,102) (1,452,069)  
Number of share options at the end of the year | item 14,262,197 13,472,670  
Weighted average fair value at the beginning of the year R 256.68 R 345.74  
Weighted average fair value of LTIs granted 246.26 146.58  
Weighted average fair value of LTIs exercised 461.96 352.18  
Weighted average fair value of Effect of CPTs and LTIs forfeited 351.79 345.14  
Weighted average fair value at the end of the year R 222.16 256.68  
Remaining contractual vesting period of options outstanding 1 year 4 months 24 days    
Exercise price of outstanding share options | R / shares R 0    
Average weighted market price of LTIs vested (after conversion to equity-settled) R 230.48 R 134.25  
Average fair value of options granted      
Expected volatility 78.67% 98.34%  
Expected dividend yield 2.90% 3.49%  
Expected forfeiture rate 5.00% 5.00%  
Expected vesting percentage 97.27% 97.42%  
Sasol 2016 Long-term Incentive plan | Maximum      
Share-based payment transaction      
Number of shares authorised | shares 32,500,000    
Percentage of share capital authorised to be issued under scheme 5.00%    
Group management      
Share-based payment transaction      
Percentage of stock vesting period 50.00%    
Group management | Minimum      
Share-based payment transaction      
Vesting period 3 years 3 years  
Group management | Maximum      
Share-based payment transaction      
Vesting period 5 years 5 years  
GEC      
Share-based payment transaction      
Vesting period 5 years    
All other participants      
Share-based payment transaction      
Vesting period 3 years 3 years  
Rand | Sasol 2016 Long-term Incentive plan | Minimum      
Average fair value of options granted      
Risk-free interest rate 4.96% 3.99%  
Rand | Sasol 2016 Long-term Incentive plan | Maximum      
Average fair value of options granted      
Risk-free interest rate 7.28% 5.90%  
US Dollar | Sasol 2016 Long-term Incentive plan | Minimum      
Average fair value of options granted      
Risk-free interest rate 0.32% 0.17%  
US Dollar | Sasol 2016 Long-term Incentive plan | Maximum      
Average fair value of options granted      
Risk-free interest rate 1.45% 0.28%