GOODWILL, INDEFINITE-LIVED INTANGIBLE ASSETS AND OTHER INTANGIBLE ASSETS - Broadcast Licenses (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Carrying amount of our broadcast licenses
Beginning balance	$ 158	$ 159
Disposition of assets		(1)
Period increase (decrease)	0
Ending balance	158	158
Consolidated VIEs
Carrying amount of our broadcast licenses
Beginning balance	14
Ending balance	14	14
Local News and Marketing Services
Carrying amount of our broadcast licenses
Beginning balance	131	132
Disposition of assets		(1)
Period increase (decrease)	0
Ending balance	131	131
Other
Carrying amount of our broadcast licenses
Beginning balance	27	27
Disposition of assets		0
Period increase (decrease)	0
Ending balance	$ 27	$ 27