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Long-term debt - Contract Amounts (Details) R in Millions, $ in Millions | Jun. 30, 2018 USD ($) | Jun. 30, 2018 ZAR (R) | Jun. 30, 2017 ZAR (R)
--- | --- | --- | ---
Long-term debt |  |  |
Utilised facilities |  | R 109,834 |
Available facilities |  | 54,668 |
Available cash |  | 15,059 |
Total funds available for use |  | 69,727 |
Interest accrued on borrowings |  | 878 |
Unamortised loan costs |  | 777 | R 792
Total debt including accrued interest and unamortised loan cost |  | 111,489 |
Long-term debt, non-current portion |  | 96,691 | 74,312
Short-term debt |  | 14,709 | 9,718
Short-term debt |  | 1,946 |
Short-term portion of long-term debt |  | 12,763 | 7,093
Bank overdraft |  | 89 | R 123
Group treasury facilities | Commercial paper | Rand |  |  |
Long-term debt |  |  |
Contract amount |  | 8,000 |
Available facilities |  | 8,000 |
Group treasury facilities | Commercial banking facilities | US Dollar |  |  |
Long-term debt |  |  |
Contract amount | $ 250 | 3,432 |
Utilised facilities |  | 2,059 |
Available facilities |  | 1,373 |
Group treasury facilities | Commercial banking facilities | Rand |  |  |
Long-term debt |  |  |
Contract amount |  | 5,900 |
Utilised facilities |  | 1,719 |
Available facilities |  | 4,181 |
Group treasury facilities | Revolving credit facility | US Dollar |  |  |
Long-term debt |  |  |
Contract amount | 3,900 | 53,537 |
Utilised facilities |  | 13,041 |
Available facilities |  | 40,496 |
Unsecured debt | US bonds | US Dollar |  |  |
Long-term debt |  |  |
Contract amount | 1,000 | 13,728 |
Utilised facilities |  | 13,728 |
Specific project asset finance | Funding of LCCP due December 2021 | US Dollar |  |  |
Long-term debt |  |  |
Contract amount | 3,995 | 54,841 |
Utilised facilities |  | 54,841 |
Specific project asset finance | Letter of credit for LCCP due December 2021 | US Dollar |  |  |
Long-term debt |  |  |
Contract amount | 45 | 618 |
Available facilities |  | 618 |
Specific project asset finance | Republic of Mozambique Loan due June 2022 | Rand |  |  |
Long-term debt |  |  |
Contract amount |  | 2,511 |
Utilised facilities |  | 2,511 |
Specific project asset finance | Republic of Mozambique Loan due December 2019 | Rand |  |  |
Long-term debt |  |  |
Contract amount |  | 952 |
Utilised facilities |  | 952 |
Specific project asset finance | High-density polyethylene plant | US Dollar |  |  |
Long-term debt |  |  |
Contract amount | $ 202 | 2,732 |
Utilised facilities |  | 2,732 |
Specific project asset finance | Mine replacement programme due December 2018 | Rand |  |  |
Long-term debt |  |  |
Contract amount |  | 625 |
Utilised facilities |  | 625 |
Specific project asset finance | Clean Fuels II project financing | Rand |  |  |
Long-term debt |  |  |
Contract amount |  | 1,409 |
Utilised facilities |  | 1,409 |
Preference shares | Sasol Inzalo preference shares debt | Rand |  |  |
Long-term debt |  |  |
Contract amount |  | 5,649 |
Utilised facilities |  | 5,649 |
Preference shares | Preferred shares mining | Rand |  |  |
Long-term debt |  |  |
Contract amount |  | 53 |
Utilised facilities |  | 53 |
Other debt arrangements |  |  |
Long-term debt |  |  |
Utilised facilities |  | R 10,515 |

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