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Cash generated by operating activities (Details) - ZAR (R)
R in Millions
12 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2017
Cash generated by operating activities      
Cash flow from operations R 48,988 R 46,638 R 46,236
Decrease/(increase) in working capital 2,410 (3,761) (2,167)
Cash generated by operating activities R 51,398 R 42,877 R 44,069