XML 66 R51.htm IDEA: XBRL DOCUMENT v3.19.2
INTANGIBLE ASSETS - Net Amounts (Details) - USD ($)
$ in Millions
Jun. 30, 2019
Dec. 31, 2018
Jun. 30, 2018
Dec. 31, 2017
Disclosure of detailed information about intangible assets [line items]        
Net intangible assets $ 12,155 $ 11,635    
Cost        
Disclosure of detailed information about intangible assets [line items]        
Net intangible assets 13,283 12,515 $ 9,555 $ 10,470
Accumulated amortization        
Disclosure of detailed information about intangible assets [line items]        
Net intangible assets $ (1,128) $ (880) $ (687) $ (576)