XML 478 R149.htm IDEA: XBRL DOCUMENT v3.20.1
Interest in Joint Operation - Summary of Share of Joint Operation and Includes Inter-company Transactions and Balances (Detail)
$ in Millions, $ in Millions
Dec. 31, 2019
USD ($)
Dec. 31, 2019
AUD ($)
Dec. 31, 2018
USD ($)
Dec. 31, 2018
AUD ($)
Jan. 01, 2018
USD ($)
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
 [1]
Non-current assets              
Property, plant and equipment $ 4,657.1   $ 4,259.2 [1]   $ 4,892.9    
Current assets 1,069.9   726.5 [1]   959.1    
Cash and cash equivalents 515.0   219.7 [1]   393.8 $ 393.8 [1] $ 471.0
Inventories 417.8   368.2 [1]   393.5    
Prepayments 42.5   43.3 [1]        
Total assets 6,561.3   5,909.7 [1]   6,504.8 6,504.8  
Total equity              
Retained earnings 1,190.0   1,073.9 [1]   1,471.1    
Non-current liabilities 2,284.8   2,670.9 [1]   2,363.1    
Deferred taxation 433.6   454.9 [1]   453.9    
Long-term incentive plan 11.5   2.1 [1]   0.0    
Current liabilities 1,367.8   531.9 [1]   738.7    
Trade and other payables 594.4   417.5 [1]   463.1 $ 463.1  
Current portion of lease liability 287.7   80.1 [1]   0.0    
Total equity and liabilities 6,561.3   5,909.7 [1]   $ 6,504.8    
Joint operations [member]              
Non-current assets              
Property, plant and equipment 623.0 $ 887.6 554.6 $ 788.6      
Current assets 27.5 39.3 11.7 16.5      
Cash and cash equivalents 6.5 9.3 2.1 3.0      
Inventories 18.3 26.1 0.8 1.1      
Prepayments 0.0 0.0 6.4 9.1      
Other receivables 2.7 3.9 2.4 3.3      
Total assets 650.5 926.9 566.3 805.1      
Total equity              
Retained earnings (0.6) (0.8) (4.7) (6.7)      
Non-current liabilities 147.3 209.9 119.7 170.3      
Deferred taxation 50.2 71.6 30.5 43.3      
Lease liabilities 79.4 113.1 76.5 108.8      
Environmental rehabilitation costs 17.6 25.1 12.7 18.2      
Long-term incentive plan 0.1 0.1 0.0 0.0      
Current liabilities 503.8 717.8 451.3 641.5      
Related entity loans payable 480.4 684.5 439.0 624.1      
Trade and other payables 17.5 24.9 7.7 10.9      
Current portion of lease liability 5.9 8.4 4.6 6.5      
Total equity and liabilities $ 650.5 $ 926.9 $ 566.3 $ 805.1      
[1] Refer note 42.