INVESTMENTS IN REHABILITATION OBLIGATION FUNDS - Market Risk (Details) - Interest rate risk [member] - ZAR (R)	12 Months Ended
Jun. 30, 2018	Jun. 30, 2017
Disclosure of risk management strategy related to hedge accounting [line items]
Market Risk, Increase In 100 Basis Points Effect On Equity And Profit Loss	R 1,180,000	R 1,105,000
Market Risk, Decrease In 100 Basis Points Effect On Equity And Profit Loss	R (1,180,000)	R (1,105,000)

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes of the table.

No definition available.

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