2018 
R'000 
      2017 
R’000 
 
1 INVESTMENT IN GROUP COMPANIES                
  Joint-venture entity (refer below)       468 153           468 153    
   Subsidiary companies (refer below)       1 037 150           1 038 272    
            1 505 303           1 506 425    
   Investment in joint-venture entity                         
   Assmang Proprietary Limited (Assmang) 1 774 103 (2017: 1 774 103) ordinary shares at cost        468 153           468 153    
   Investment in subsidiary companies (refer note 15)                        
   Shares at cost        1 037 150           1 038 272    
   Amounts due by/(to) subsidiary companies (refer note 15)                        
   Loan accounts receivable        4 140 886           4 518 291    
   Loan accounts payable        (3 062)          (1 082 027)   
   Per note 15        4 137 824           3 436 264    
   Loan accounts receivable include cumulative redeemable preference shares in the amount of R3 547 million (2017: R3 868 million), issued to structured entities (SEs), recognised as subsidiary companies, with a coupon of 75% (2017: 75%) of the prime interest overdraft rate, published by the Standard Bank of South Africa Limited, and with no fixed terms of redemption. The remainder of the loan accounts receivable and all loan accounts payable are interest-free with no fixed terms of repayment. Loan  accounts payable are not due within 12 months.                         
   Accrued preference dividends from SEs (included as part of other receivables)       643 457           613 577