XML 184 R144.htm IDEA: XBRL DOCUMENT v3.10.0.1
PROVISIONS - Provisions by Type (Details) - USD ($)
$ in Millions
Dec. 31, 2018
Dec. 31, 2017
Disclosure of other provisions [line items]    
Provisions $ 2,904 $ 3,141
Environmental rehabilitation (PER)    
Disclosure of other provisions [line items]    
Provisions 2,726 2,944
Post-retirement benefits    
Disclosure of other provisions [line items]    
Provisions 42 48
Share-based payments    
Disclosure of other provisions [line items]    
Provisions 26 37
Other employee benefits    
Disclosure of other provisions [line items]    
Provisions 22 27
Other    
Disclosure of other provisions [line items]    
Provisions $ 88 $ 85