Quarterly report pursuant to Section 13 or 15(d)

Formula 1 Debt (Details)

v3.10.0.1
Formula 1 Debt (Details) - USD ($)
$ in Millions
1 Months Ended 9 Months Ended
Jun. 30, 2017
Jan. 23, 2017
Jan. 31, 2018
Sep. 30, 2017
May 31, 2017
Mar. 31, 2017
Sep. 30, 2018
Sep. 30, 2017
Dec. 31, 2017
Aug. 03, 2017
Aug. 02, 2017
Debt Instrument [Line Items]                      
Long-term Debt             $ 13,398   $ 13,954    
Borrowings of debt             2,310 $ 5,820      
Repayments of Long-term Debt             3,014 4,819      
Cash and cash equivalents             $ 355   1,029    
Formula 1 | Senior Loan Facility                      
Debt Instrument [Line Items]                      
Long-term Debt     $ 2,900             $ 3,300 $ 3,100
Line of Credit Facility, Maximum Borrowing Capacity                   $ 500 $ 75
Repayments of Long-term Debt     400                
Line of Credit     250                
Cash and cash equivalents     $ 150                
Debt Instrument, Description of Variable Rate Basis             LIBOR        
Debt Instrument, Basis Spread on Variable Rate   3.75% 2.50% 3.00%   3.25%          
Effective interest rate             4.75%        
Formula 1 | First lien term loan Euro Tranche                      
Debt Instrument [Line Items]                      
Repayments of Long-term Debt $ 42                    
Formula 1 | Second Lien Facility                      
Debt Instrument [Line Items]                      
Long-term Debt   $ 1,000                  
Formula 1 | Interest Rate Swap | Senior Loan Facility                      
Debt Instrument [Line Items]                      
Notional Amount of Interest Rate Cash Flow Hedge Derivatives             $ 2,500        
Formula 1 | Minimum | Senior Loan Facility                      
Debt Instrument [Line Items]                      
Debt Instrument, Description of Variable Rate Basis             1%        
Formula One Group                      
Debt Instrument [Line Items]                      
Long-term Debt             $ 5,265   $ 5,796    
Borrowings of debt             288 1,599      
Repayments of Long-term Debt             927 $ 1,674      
Cash and cash equivalents             151        
Formula One Group | Formula 1                      
Debt Instrument [Line Items]                      
Cash and cash equivalents             $ 45        
Formula One Group | Common Class C                      
Debt Instrument [Line Items]                      
Common Stock, Shares, Issued         12,900,000   202,878,210   202,720,588    
Proceeds from Liberty Braves common stock rights offering         $ 388