Annual report pursuant to Section 13 and 15(d)

Debt - Narrative (Details)

v3.24.4
Debt - Narrative (Details)
1 Months Ended 3 Months Ended 12 Months Ended
Apr. 11, 2024
Mar. 10, 2023
USD ($)
d
Mar. 31, 2023
USD ($)
Feb. 28, 2021
USD ($)
Dec. 31, 2024
USD ($)
$ / shares
Dec. 31, 2024
USD ($)
$ / shares
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Jan. 26, 2024
USD ($)
Apr. 30, 2022
USD ($)
Aug. 31, 2021
USD ($)
Nov. 26, 2019
USD ($)
Debt Instrument [Line Items]                        
Gain on extinguishment of debt           $ 12,000,000 $ 0 $ 0        
Revolving Credit Facility                        
Debt Instrument [Line Items]                        
Credit facility, unused capacity, commitment fee percentage           0.25%            
Maximum consolidated leverage ratio           5.0            
Line of Credit | Revolving Credit Facility                        
Debt Instrument [Line Items]                        
Principal amount         $ 0 $ 0            
Line of credit facility                     $ 1,750,000,000  
Carrying value         0 0 0          
Line of Credit | Incremental Term Loan                        
Debt Instrument [Line Items]                        
Principal amount         0 0     $ 1,100,000,000 $ 500,000,000    
Debt instrument redemption price (as a percent of aggregate principal) 100.00%                      
Carrying value         0 0 500,000,000          
Line of Credit | Incremental Term Loan, September 2024                        
Debt Instrument [Line Items]                        
Principal amount         1,086,000,000 1,086,000,000            
Carrying value         1,086,000,000 1,086,000,000 0          
3.75% Convertible Senior Notes | Senior Notes                        
Debt Instrument [Line Items]                        
Principal amount   $ 575,000,000     $ 575,000,000 $ 575,000,000            
Stated interest rate (as a percent)   3.75%     3.75% 3.75%            
Conversion price (in dollars per share) | $ / shares         $ 33.34 $ 33.34            
Shares issued (shares per thousand dollars)           0.0296947            
Carrying value         $ 594,000,000 $ 594,000,000 688,000,000          
3.75% Convertible Senior Notes | Senior Notes | Debt Conversion Terms One                        
Debt Instrument [Line Items]                        
Trading days | d   20                    
Consecutive trading days | d   30                    
Percentage stock price trigger   130.00%                    
3.75% Convertible Senior Notes | Senior Notes | Debt Conversion Terms Two                        
Debt Instrument [Line Items]                        
Trading days | d   5                    
Consecutive trading days | d   5                    
Percentage stock price trigger   98.00%                    
2.75% Exchangeable Senior Debentures | Senior Notes                        
Debt Instrument [Line Items]                        
Principal amount         $ 0 $ 0           $ 604,000,000
Stated interest rate (as a percent)         2.75% 2.75%           2.75%
Repurchase amount         $ 604,000,000 $ 604,000,000            
Repurchase principal amount         585,000,000 585,000,000            
Payment for repurchase of debt         589,000,000              
Carrying value         0 0 574,000,000          
Sirius XM Holdings Margin Loan | Line of Credit                        
Debt Instrument [Line Items]                        
Principal amount       $ 125,000,000 0 0            
Credit facility, unused capacity, commitment fee percentage       0.50%                
Carrying value         $ 0 0 $ 695,000,000          
Sirius XM Holdings Margin Loan | Line of Credit | Term Loan                        
Debt Instrument [Line Items]                        
Principal amount       $ 875,000,000                
Extinguishment of debt           $ 695,000,000            
Sirius XM Holdings Margin Loan | Line of Credit | Revolving Credit Facility                        
Debt Instrument [Line Items]                        
Principal amount     $ 1,075,000,000 $ 875,000,000                
Variable rate     2.25% 2.00%