XML 246 R138.htm IDEA: XBRL DOCUMENT v3.19.3
Property, plant and equipment - Depreciation ranges (Details)
12 Months Ended
Jun. 30, 2019
Minimum | Buildings and improvements  
Property, plant and equipment  
Depreciation rate for property, plant and equipment 1.00%
Minimum | Retail convenience centres  
Property, plant and equipment  
Depreciation rate for property, plant and equipment 3.00%
Minimum | Plant  
Property, plant and equipment  
Depreciation rate for property, plant and equipment 2.00%
Minimum | Equipment  
Property, plant and equipment  
Depreciation rate for property, plant and equipment 3.00%
Minimum | Vehicles  
Property, plant and equipment  
Depreciation rate for property, plant and equipment 5.00%
Maximum | Buildings and improvements  
Property, plant and equipment  
Depreciation rate for property, plant and equipment 17.00%
Maximum | Retail convenience centres  
Property, plant and equipment  
Depreciation rate for property, plant and equipment 5.00%
Maximum | Plant  
Property, plant and equipment  
Depreciation rate for property, plant and equipment 50.00%
Maximum | Equipment  
Property, plant and equipment  
Depreciation rate for property, plant and equipment 91.00%
Maximum | Vehicles  
Property, plant and equipment  
Depreciation rate for property, plant and equipment 33.00%