Quarterly report pursuant to Section 13 or 15(d)

Recent Accounting Pronouncements - Revenue recognition - Disaggregation of revenue - Braves Holdings (Details)

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Recent Accounting Pronouncements - Revenue recognition - Disaggregation of revenue - Braves Holdings (Details)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2018
USD ($)
Sep. 30, 2018
USD ($)
item
Revenue disaggregated by source    
Number of MLB clubs | item   30
Corporate And Other | Braves Group    
Revenue disaggregated by source    
Revenue $ 200 $ 410
Corporate And Other | Baseball | Braves Group    
Revenue disaggregated by source    
Revenue 190 382
Corporate And Other | Development | Braves Group    
Revenue disaggregated by source    
Revenue $ 10 $ 28