XML 40 R28.htm IDEA: XBRL DOCUMENT v3.21.2
Segment Information (Schedule of Change in Goodwill) (Details)
$ in Millions
 6 Months Ended
Jun. 30, 2021
USD ($)
Goodwill [Roll Forward]  
Balance, beginning of period $ 70,669
Foreign currency translation and other (200)
Balance, end of period 70,429
Segment Change  
Goodwill [Roll Forward]  
Balance, beginning of period 0
Operating Segments [Member] | Cable Communications [Member]  
Goodwill [Roll Forward]  
Balance, beginning of period 15,300
Foreign currency translation and other 100
Balance, end of period 15,400
Operating Segments [Member] | Cable Communications [Member] | Segment Change  
Goodwill [Roll Forward]  
Balance, beginning of period 0
Operating Segments [Member] | Cable Networks [Member]  
Goodwill [Roll Forward]  
Balance, beginning of period 14,000
Foreign currency translation and other 0
Balance, end of period 0
Operating Segments [Member] | Cable Networks [Member] | Segment Change  
Goodwill [Roll Forward]  
Balance, beginning of period (14,000)
Operating Segments [Member] | Broadcast Television [Member]  
Goodwill [Roll Forward]  
Balance, beginning of period 1,100
Foreign currency translation and other 0
Balance, end of period 0
Operating Segments [Member] | Broadcast Television [Member] | Segment Change  
Goodwill [Roll Forward]  
Balance, beginning of period (1,100)
Operating Segments [Member] | Filmed Entertainment [Member]  
Goodwill [Roll Forward]  
Balance, beginning of period 3,300
Foreign currency translation and other 0
Balance, end of period 0
Operating Segments [Member] | Filmed Entertainment [Member] | Segment Change  
Goodwill [Roll Forward]  
Balance, beginning of period (3,300)
Operating Segments [Member] | Media [Member]  
Goodwill [Roll Forward]  
Balance, beginning of period 0
Foreign currency translation and other 0
Balance, end of period 14,700
Operating Segments [Member] | Media [Member] | Segment Change  
Goodwill [Roll Forward]  
Balance, beginning of period 14,700
Operating Segments [Member] | Studios [Member]  
Goodwill [Roll Forward]  
Balance, beginning of period 0
Foreign currency translation and other 0
Balance, end of period 3,700
Operating Segments [Member] | Studios [Member] | Segment Change  
Goodwill [Roll Forward]  
Balance, beginning of period 3,700
Operating Segments [Member] | Theme Parks [Member]  
Goodwill [Roll Forward]  
Balance, beginning of period 7,000
Foreign currency translation and other (400)
Balance, end of period 6,600
Operating Segments [Member] | Theme Parks [Member] | Segment Change  
Goodwill [Roll Forward]  
Balance, beginning of period 0
Operating Segments [Member] | Sky Limited [Member]  
Goodwill [Roll Forward]  
Balance, beginning of period 30,000
Foreign currency translation and other 100
Balance, end of period 30,000
Operating Segments [Member] | Sky Limited [Member] | Segment Change  
Goodwill [Roll Forward]  
Balance, beginning of period 0
Operating Segments [Member] | Corporate and Other [Member]  
Goodwill [Roll Forward]  
Balance, beginning of period 0
Foreign currency translation and other 0
Balance, end of period 0
Operating Segments [Member] | Corporate and Other [Member] | Segment Change  
Goodwill [Roll Forward]  
Balance, beginning of period $ 0