XML 56 R42.htm IDEA: XBRL DOCUMENT v3.20.2
Debt (Details) - USD ($)
1 Months Ended
May 31, 2020
Mar. 31, 2020
Jun. 30, 2020
Apr. 30, 2020
Feb. 29, 2020
Dec. 31, 2019
Jun. 30, 2019
Debt Instrument [Line Items]              
Restricted cash             $ 88,000,000
Revolving Credit Facility              
Debt Instrument [Line Items]              
Senior notes issued     $ 800,000,000   $ 750,000,000    
Credit agreement term, years   5 years          
Long-term line of credit     0     $ 0  
Senior Notes              
Debt Instrument [Line Items]              
Senior notes issued       $ 554,000,000      
Loss on extinguishment of debt $ 4,000,000            
Senior Notes | Senior Notes Due 2050              
Debt Instrument [Line Items]              
Senior notes issued $ 800,000,000            
Stated rates 3.05%            
Proceeds from issuance of senior notes $ 790,000,000            
Senior Notes | Senior Notes Due 2055              
Debt Instrument [Line Items]              
Senior notes issued $ 800,000,000            
Stated rates 3.155%            
Senior Notes | Senior Notes Due 2118              
Debt Instrument [Line Items]              
Senior notes issued       $ 450,000,000      
Stated rates       5.10%      
Senior Notes | Senior Notes Due 2097              
Debt Instrument [Line Items]              
Senior notes issued       $ 29,000,000      
Stated rates       7.90%      
Senior Notes | Senior Notes Due 2111              
Debt Instrument [Line Items]              
Senior notes issued       $ 42,000,000      
Stated rates       6.00%      
Senior Notes | Senior Notes Due 2105              
Debt Instrument [Line Items]              
Senior notes issued       $ 26,000,000      
Stated rates       6.00%      
Senior Notes | Senior Notes Due 2037              
Debt Instrument [Line Items]              
Senior notes issued       $ 7,000,000      
Stated rates       7.05%      
Securitization Borrowings              
Debt Instrument [Line Items]              
Credit agreement $ 400,000,000            
Accounts receivable securitization balance     0     0  
Available borrowing capacity     $ 308,000,000     $ 429,000,000