Quarterly report pursuant to Section 13 or 15(d)

Financial Information for Tracking Stock Groups - Balance Sheet (Details)

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Financial Information for Tracking Stock Groups - Balance Sheet (Details) - USD ($)
$ in Millions
Sep. 30, 2017
Dec. 31, 2016
Sep. 30, 2016
Dec. 31, 2015
Assets, Current        
Cash and cash equivalents $ 783 $ 562 $ 940 $ 201
Trade and other receivables, net 353 240    
Other current assets 299 227    
Total current assets 1,435 1,029    
Investments in available-for-sale securities and other cost investments 1,120 1,309    
Investments in affiliates, accounted for using the equity method 1,772 1,117    
Property and equipment, at cost 3,485 3,182    
Accumulated depreciation (971) (830)    
Property and equipment, net 2,514 2,352    
Goodwill 18,395 14,345    
FCC licenses 8,600 8,600    
Other 1,074 1,073    
Intangible assets not subject to amortization 28,069 24,018    
Intangible assets subject to amortization, net 6,242 1,072    
Other assets 701 480    
Total assets 41,853 31,377    
Liabilities, Current [Abstract]        
Accounts Payable and accrued liabilities 1,100 985    
Current portion of debt 47 5    
Deferred revenue 2,179 1,877    
Other current liabilities 28 5    
Total current liabilities 3,354 2,872    
Long-term debt 13,445 8,013    
Deferred income tax liabilities 2,814 2,025    
Other liabilities 786 751    
Total liabilities 20,399 13,661    
Stockholders' Equity Attributable to Parent [Abstract]        
Stockholders' Equity Attributable to Parent, Total 15,839 11,756    
Noncontrolling interests in equity of subsidiaries 5,615 5,960    
Total liabilities and equity 41,853 31,377    
Liberty Sirius XM Group        
Assets, Current        
Cash and cash equivalents 234 287 611 112
Trade and other receivables, net 225      
Other current assets 198      
Total current assets 657      
Investments in available-for-sale securities and other cost investments 552      
Investments in affiliates, accounted for using the equity method 680 164    
Property and equipment, at cost 2,191      
Accumulated depreciation (859)      
Property and equipment, net 1,332      
Goodwill 14,247      
FCC licenses 8,600      
Other 931      
Intangible assets not subject to amortization 23,778      
Intangible assets subject to amortization, net 971      
Other assets 147      
Total assets 28,117      
Liabilities, Current [Abstract]        
Intergroup payable (receivable) (9)      
Accounts Payable and accrued liabilities 838      
Current portion of debt 4      
Deferred revenue 1,846      
Other current liabilities 8      
Total current liabilities 2,687      
Long-term debt 6,978      
Deferred income tax liabilities 2,292      
Other liabilities 285      
Total liabilities 12,242      
Stockholders' Equity Attributable to Parent [Abstract]        
Stockholders' Equity Attributable to Parent, Total 10,277      
Noncontrolling interests in equity of subsidiaries 5,598      
Total liabilities and equity 28,117      
Braves Group        
Assets, Current        
Cash and cash equivalents 129 107 109 13
Trade and other receivables, net 51      
Other current assets 23      
Total current assets 203      
Investments in available-for-sale securities and other cost investments 8 8    
Investments in affiliates, accounted for using the equity method 111 61    
Property and equipment, at cost 1,120      
Accumulated depreciation (36)      
Property and equipment, net 1,084      
Goodwill 180      
Other 143      
Intangible assets not subject to amortization 323      
Intangible assets subject to amortization, net 59      
Other assets 15      
Total assets 1,803      
Liabilities, Current [Abstract]        
Intergroup payable (receivable) (21)      
Accounts Payable and accrued liabilities 108      
Current portion of debt 43      
Deferred revenue 27      
Total current liabilities 157      
Long-term debt 533      
Deferred income tax liabilities 75      
Redeemable intergroup interest 230      
Other liabilities 438      
Total liabilities 1,433      
Stockholders' Equity Attributable to Parent [Abstract]        
Stockholders' Equity Attributable to Parent, Total 355      
Noncontrolling interests in equity of subsidiaries 15      
Total liabilities and equity 1,803      
Formula One Group        
Assets, Current        
Cash and cash equivalents 420 168 $ 220 $ 76
Trade and other receivables, net 77      
Other current assets 78      
Total current assets 575      
Intergroup interest in the Liberty Braves Group 230      
Investments in available-for-sale securities and other cost investments 560 1,301    
Investments in affiliates, accounted for using the equity method 981 $ 892    
Property and equipment, at cost 174      
Accumulated depreciation (76)      
Property and equipment, net 98      
Goodwill 3,968      
Intangible assets not subject to amortization 3,968      
Intangible assets subject to amortization, net 5,212      
Other assets 569      
Total assets 12,193      
Liabilities, Current [Abstract]        
Intergroup payable (receivable) 30      
Accounts Payable and accrued liabilities 154      
Deferred revenue 306      
Other current liabilities 20      
Total current liabilities 510      
Long-term debt 5,934      
Deferred income tax liabilities 477      
Other liabilities 63      
Total liabilities 6,984      
Stockholders' Equity Attributable to Parent [Abstract]        
Stockholders' Equity Attributable to Parent, Total 5,207      
Noncontrolling interests in equity of subsidiaries 2      
Total liabilities and equity 12,193      
Elimination        
Assets, Current        
Intergroup interest in the Liberty Braves Group (230)      
Other assets (30)      
Total assets (260)      
Liabilities, Current [Abstract]        
Deferred income tax liabilities (30)      
Redeemable intergroup interest (230)      
Total liabilities (260)      
Stockholders' Equity Attributable to Parent [Abstract]        
Total liabilities and equity $ (260)