Goodwill - Goodwill Activity (Details) - USD ($) $ in Millions |
3 Months Ended | |
---|---|---|
Mar. 31, 2021 |
Dec. 31, 2020 |
|
Goodwill [Roll Forward] | ||
Beginning balance | $ 13,070 | |
Foreign currency translation and other | (97) | |
Ending balance | 12,973 | |
U.S. Networks | ||
Goodwill [Roll Forward] | ||
Beginning balance | 10,813 | |
Foreign currency translation and other | 0 | |
Ending balance | 10,813 | |
Goodwill, accumulated impairments | 20 | $ 20 |
International Networks | ||
Goodwill [Roll Forward] | ||
Beginning balance | 2,257 | |
Foreign currency translation and other | (97) | |
Ending balance | 2,160 | |
Goodwill, accumulated impairments | $ 1,600 | $ 1,600 |