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v3.21.1

Interest in Joint Operation - Summary of Share of Joint Operation and Includes Inter-company Transactions and Balances (Detail) $ in Millions, $ in Millions | Dec. 31, 2020 USD ($) | Dec. 31, 2020 AUD ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2019 AUD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($)
--- | --- | --- | --- | --- | --- | ---
Non-current assets |  |  |  |  |  |
Property, plant and equipment | $ 4,771.2 |  | $ 4,657.1 |  |  |
Current assets | 1,730.4 |  | 1,069.9 |  |  |
Cash and cash equivalents | 886.8 |  | 515.0 |  | $ 219.7 | $ 393.8
Inventories | 521.6 |  | 417.8 |  |  |
Total assets | 7,472.8 |  | 6,561.3 |  |  |
Total equity |  |  |  |  |  |
Retained earnings | 1,755.6 |  | 1,190.0 |  |  |
Non-current liabilities | 2,728.1 |  | 2,284.8 |  |  |
Deferred taxation | 499.9 |  | 433.6 |  |  |
Finance lease liabilities | 364.8 |  | 287.7 |  |  |
Long-term incentive plan | 33.4 |  | 11.5 |  |  |
Current liabilities | 916.5 |  | 1,367.8 |  |  |
Trade and other payables | 550.6 |  | 466.8 |  |  |
Current portion of lease liability | 64.2 |  | 45.2 |  |  |
Total equity and liabilities | 7,472.8 |  | 6,561.3 |  |  |
Joint operations [member] |  |  |  |  |  |
Non-current assets |  |  |  |  |  |
Property, plant and equipment | 648.6 | $ 843.0 | 623.0 | $ 887.6 |  |
Current assets | 34.2 | 44.4 | 27.5 | 39.3 |  |
Cash and cash equivalents | 7.3 | 9.5 | 6.5 | 9.3 |  |
Inventories | 23.1 | 30.0 | 18.3 | 26.1 |  |
Other receivables | 3.8 | 4.9 | 2.7 | 3.9 |  |
Total assets | 682.8 | 887.4 | 650.5 | 926.9 |  |
Total equity |  |  |  |  |  |
Retained earnings | 38.5 | 50.1 | (0.6) | (0.8) |  |
Non-current liabilities | 162.8 | 211.6 | 147.3 | 209.9 |  |
Deferred taxation | 60.7 | 78.9 | 50.2 | 71.6 |  |
Finance lease liabilities | 81.7 | 106.2 | 79.4 | 113.1 |  |
Environmental rehabilitation costs | 18.6 | 24.2 | 17.6 | 25.1 |  |
Long-term incentive plan | 1.8 | 2.3 | 0.1 | 0.1 |  |
Current liabilities | 481.5 | 625.7 | 503.8 | 717.8 |  |
Related entity loans payable | 452.8 | 588.4 | 480.4 | 684.5 |  |
Trade and other payables | 21.4 | 27.8 | 17.5 | 24.9 |  |
Current portion of lease liability | 7.3 | 9.5 | 5.9 | 8.4 |  |
Total equity and liabilities | $ 682.8 | $ 887.4 | $ 650.5 | $ 926.9 |  |

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