XML 54 R46.htm IDEA: XBRL DOCUMENT v3.20.2
Financial instruments disclosures - Summary of fair value of financial instruments (Detail) - USD ($)
$ in Millions
Jun. 30, 2020
Dec. 31, 2019
Jun. 30, 2019
Disclosure of detailed information about financial instruments [line items]      
Cash and cash equivalents $ 6,269 $ 8,027 $ 6,861
Investments in equity shares and funds 3,849 3,971  
Net assets 43,656 45,242  
Provisionally priced receivables 780 1,040  
Fair value      
Disclosure of detailed information about financial instruments [line items]      
Cash and cash equivalents 6,269 8,027  
Investments in equity shares and funds 51 61  
Other investments, including loans 2,819 2,839  
Trade and other receivables 2,314 2,938  
Financial assets (excluding derivative assets) 11,453 13,865  
Forward contracts: designated as hedges 207 42  
Forward contracts and option contracts, not designated as hedges 152 120  
Derivatives related to net debt 163 (147)  
Trade and other financial payables (5,019) (5,398)  
Net assets 6,956 8,482  
Not held at fair value      
Disclosure of detailed information about financial instruments [line items]      
Cash and cash equivalents 1,931 2,707  
Investments in equity shares and funds 0 0  
Other investments, including loans 77 21  
Trade and other receivables 1,415 1,801  
Financial assets (excluding derivative assets) 3,423 4,529  
Forward contracts: designated as hedges 0 0  
Forward contracts and option contracts, not designated as hedges 0 0  
Derivatives related to net debt 0 0  
Trade and other financial payables (4,990) (5,341)  
Net assets (1,567) (812)  
Level 1 | Fair value      
Disclosure of detailed information about financial instruments [line items]      
Cash and cash equivalents 4,338 5,320  
Investments in equity shares and funds 20 26  
Other investments, including loans 2,544 2,607  
Trade and other receivables 7 15  
Financial assets (excluding derivative assets) 6,909 7,968  
Forward contracts: designated as hedges 0 0  
Forward contracts and option contracts, not designated as hedges 3 0  
Derivatives related to net debt 0 0  
Trade and other financial payables 0 0  
Net assets 6,912 7,968  
Level 2 | Fair value      
Disclosure of detailed information about financial instruments [line items]      
Cash and cash equivalents 0 0  
Investments in equity shares and funds 0 0  
Other investments, including loans 0 0  
Trade and other receivables 892 1,122  
Financial assets (excluding derivative assets) 892 1,122  
Forward contracts: designated as hedges 4 0  
Forward contracts and option contracts, not designated as hedges 16 25  
Derivatives related to net debt 163 (147)  
Trade and other financial payables (29) (57)  
Net assets 1,046 943  
Level 3 | Fair value      
Disclosure of detailed information about financial instruments [line items]      
Cash and cash equivalents 0 0  
Investments in equity shares and funds 31 35  
Other investments, including loans 198 211  
Trade and other receivables 0 0  
Financial assets (excluding derivative assets) 229 246  
Forward contracts: designated as hedges 203 42  
Forward contracts and option contracts, not designated as hedges 133 95  
Derivatives related to net debt 0 0  
Trade and other financial payables 0 0  
Net assets $ 565 $ 383