XML 85 R68.htm IDEA: XBRL DOCUMENT v3.21.2
PROPERTY PLANT AND EQUIPMENT (Details) - ZAR (R)
R in Millions
 12 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2019
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance R 2,621.1    
Additions - property, plant and equipment owned 395.7 R 182.7 R 353.7
Additions - right-of-use assets 16.7 18.0  
Depreciation (252.5) (270.8) (169.1)
Lease modifications 2.3 7.5  
Closing balance 2,809.7 2,621.1  
Financial Effect Of Changes In Accounting Policy [Member] | IFRS 16 [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance   30.9  
Closing balance     30.9
Right-of-use Assets [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance 44.9    
Closing balance 49.1 44.9  
Property, plant and equipment owned [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance 2,576.2    
Closing balance 2,760.6 2,576.2  
Mine plant facilities and equipment [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance 1,186.0    
Closing balance 1,530.3 1,186.0  
Mine plant facilities and equipment [member] | Financial Effect Of Changes In Accounting Policy [Member] | IFRS 16 [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance   7.5  
Closing balance     7.5
Mine plant facilities and equipment [member] | Right-of-use Assets [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance 8.2    
Closing balance 20.6 8.2  
Mine plant facilities and equipment [member] | Property, plant and equipment owned [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance 1,177.8    
Closing balance 1,509.7 1,177.8  
Mine property and development [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance 1,178.5    
Closing balance 1,178.6 1,178.5  
Mine property and development [member] | Financial Effect Of Changes In Accounting Policy [Member] | IFRS 16 [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance   23.4  
Closing balance     23.4
Mine property and development [member] | Right-of-use Assets [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance 36.7    
Closing balance 28.5 36.7  
Mine property and development [member] | Property, plant and equipment owned [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance 1,141.8    
Closing balance 1,150.1 1,141.8  
Exploration assets [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance 256.6    
Depreciation 0.0    
Closing balance 100.8 256.6  
Exploration assets [member] | Financial Effect Of Changes In Accounting Policy [Member] | IFRS 16 [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance   0.0  
Closing balance     0.0
Exploration assets [member] | Right-of-use Assets [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance 0.0    
Closing balance 0.0 0.0  
Exploration assets [member] | Property, plant and equipment owned [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance 256.6    
Closing balance 100.8 256.6  
Gross carrying amount [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance 4,616.8 4,519.7  
Additions - property, plant and equipment owned 395.7 182.7  
Additions - right-of-use assets 16.7 18.0  
Lease modifications 2.3 7.5  
Lease derecognitions (1.0) (26.8)  
Disposals (188.1) (1.6)  
Change in estimate of decommissioning asset 26.4 (113.6)  
Transfers between classes of property, plant and equipment 0.0 0.0  
Closing balance 4,868.8 4,616.8 4,519.7
Gross carrying amount [member] | Mine plant facilities and equipment [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance 2,203.5 2,156.2  
Additions - property, plant and equipment owned 237.7 121.2  
Additions - right-of-use assets 16.7 3.8  
Lease modifications 0.0 0.0  
Lease derecognitions (1.0) (26.7)  
Disposals (54.7) (1.6)  
Change in estimate of decommissioning asset 14.9 (56.7)  
Transfers between classes of property, plant and equipment 187.2 (0.2)  
Closing balance 2,604.3 2,203.5 2,156.2
Gross carrying amount [member] | Mine property and development [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance 2,147.0 2,106.8  
Additions - property, plant and equipment owned 113.3 46.5  
Additions - right-of-use assets 0.0 14.2  
Lease modifications 2.3 7.5  
Lease derecognitions 0.0 (0.1)  
Disposals (133.4) 0.0  
Change in estimate of decommissioning asset 14.2 (51.5)  
Transfers between classes of property, plant and equipment 10.6 0.2  
Closing balance 2,154.0 2,147.0 2,106.8
Gross carrying amount [member] | Exploration assets [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance 266.3 256.7  
Additions - property, plant and equipment owned 44.7 15.0  
Additions - right-of-use assets 0.0 0.0  
Lease modifications 0.0 0.0  
Lease derecognitions 0.0 0.0  
Disposals 0.0 0.0  
Change in estimate of decommissioning asset (2.7) (5.4)  
Transfers between classes of property, plant and equipment (197.8) 0.0  
Closing balance 110.5 266.3 256.7
Accumulated depreciation and impairment [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance (1,995.7) (1,744.4)  
Depreciation (252.5) (270.8)  
Lease derecognitions 1.0 17.9  
Disposals 188.1 1.6  
Closing balance (2,059.1) (1,995.7) (1,744.4)
Accumulated depreciation and impairment [member] | Mine plant facilities and equipment [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance (1,017.5) (909.9)  
Depreciation (112.2) (127.1)  
Lease derecognitions 1.0 17.9  
Disposals 54.7 1.6  
Closing balance (1,074.0) (1,017.5) (909.9)
Accumulated depreciation and impairment [member] | Mine property and development [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance (968.5) (824.8)  
Depreciation (140.3) (143.7)  
Lease derecognitions 0.0 0.0  
Disposals 133.4 0.0  
Closing balance (975.4) (968.5) (824.8)
Accumulated depreciation and impairment [member] | Exploration assets [member]      
Disclosure of detailed information about property, plant and equipment [line items]      
Opening balance (9.7) (9.7)  
Depreciation 0.0 0.0  
Lease derecognitions 0.0 0.0  
Disposals 0.0 0.0  
Closing balance R (9.7) R (9.7) R (9.7)