v3.26.1
Post-retirement benefit obligations - Reconciliation PBO, RF Contributions (Details) - Pension - ZAR (R)
R in Millions
 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Disclosure of net defined benefit liability (asset)    
Beginning balance R 7,247  
Ending balance 6,120 R 7,247
Reimbursement rights recognised in long-term receivables 83 112
Gain (loss) recognised in other comprehensive income (22) (23)
Benefit obligation    
Disclosure of net defined benefit liability (asset)    
Beginning balance 91,930 83,883
Movements recognised in the income statement: 10,608 10,836
current service cost 1,841 1,606
interest cost 8,767 9,230
Actuarial losses/(gains) recognised in other comprehensive income: 1,329 1,819
arising from changes in financial assumptions 836 4,448
arising from change in actuarial experience 493 (2,629)
Member contributions 640 658
Benefits paid (5,764) (5,666)
Translation of foreign operations (1,154) 400
Ending balance 97,589 91,930
Benefit obligation | Unfunded benefit obligation    
Disclosure of net defined benefit liability (asset)    
Beginning balance 8,330  
Ending balance 7,433 8,330
Benefit obligation | Funded benefit obligation    
Disclosure of net defined benefit liability (asset)    
Beginning balance 83,600  
Ending balance 90,156 83,600
South Africa    
Disclosure of net defined benefit liability (asset)    
Beginning balance (113)  
Ending balance (124) (113)
South Africa | Benefit obligation    
Disclosure of net defined benefit liability (asset)    
Beginning balance 79,943 72,186
Movements recognised in the income statement: 9,713 9,961
current service cost 1,411 1,196
interest cost 8,302 8,765
Actuarial losses/(gains) recognised in other comprehensive income: 1,620 2,082
arising from changes in financial assumptions 1,046 4,652
arising from change in actuarial experience 574 (2,570)
Member contributions 640 658
Benefits paid (5,048) (4,944)
Ending balance 86,868 79,943
South Africa | Benefit obligation | Funded benefit obligation    
Disclosure of net defined benefit liability (asset)    
Beginning balance 79,943  
Ending balance 86,868 79,943
Foreign Countries    
Disclosure of net defined benefit liability (asset)    
Beginning balance 7,360  
Ending balance 6,244 7,360
Foreign Countries | Benefit obligation    
Disclosure of net defined benefit liability (asset)    
Beginning balance 11,987 11,697
Movements recognised in the income statement: 895 875
current service cost 430 410
interest cost 465 465
Actuarial losses/(gains) recognised in other comprehensive income: (291) (263)
arising from changes in financial assumptions (210) (204)
arising from change in actuarial experience (81) (59)
Benefits paid (716) (722)
Translation of foreign operations (1,154) 400
Ending balance 10,721 11,987
Foreign Countries | Benefit obligation | Unfunded benefit obligation    
Disclosure of net defined benefit liability (asset)    
Beginning balance 8,330  
Ending balance 7,433 8,330
Foreign Countries | Benefit obligation | Funded benefit obligation    
Disclosure of net defined benefit liability (asset)    
Beginning balance 3,657  
Ending balance R 3,288 R 3,657