XML 61 R48.htm IDEA: XBRL DOCUMENT v3.21.2
Investments (Details) - USD ($)
$ in Millions
3 Months Ended
Jun. 30, 2021
Dec. 31, 2020
Investments [Abstract]    
Impairment on equity investments $ 165  
Variable Interest Entity [Line Items]    
Current assets 4,682 $ 3,909
Property, Plant and Equipment, Net 34,206 34,357
OTHER LONG-TERM LIABILITIES $ 4,262 4,198
Mortgage note liability    
Variable Interest Entity [Line Items]    
Stated interest rate (percentage) 5.612%  
Variable Interest Entity, Primary Beneficiary    
Variable Interest Entity [Line Items]    
Current assets $ 5 3
Property, Plant and Equipment, Net 633 490
Current liabilities 48 28
OTHER LONG-TERM LIABILITIES 597 470
Variable Interest Entity, Primary Beneficiary | Mortgage note liability    
Variable Interest Entity [Line Items]    
OTHER LONG-TERM LIABILITIES $ 515 $ 400