NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Revenue Recognition, Disaggregation of Revenue (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Disaggregation of Revenue [Line Items]
Total revenues	$ 773	$ 1,288
Distribution revenue
Disaggregation of Revenue [Line Items]
Total revenues	426	873
Advertising revenue
Disaggregation of Revenue [Line Items]
Total revenues	309	371
Other media, non-media, and intercompany revenues
Disaggregation of Revenue [Line Items]
Total revenues	38	44
Operating Segments | Broadcast
Disaggregation of Revenue [Line Items]
Total revenues	676	721
Operating Segments | Local sports
Disaggregation of Revenue [Line Items]
Total revenues		482
Operating Segments | Other
Disaggregation of Revenue [Line Items]
Total revenues	104	134
Operating Segments | Distribution revenue | Broadcast
Disaggregation of Revenue [Line Items]
Total revenues	380	392
Operating Segments | Distribution revenue | Local sports
Disaggregation of Revenue [Line Items]
Total revenues		433
Operating Segments | Distribution revenue | Other
Disaggregation of Revenue [Line Items]
Total revenues	46	48
Operating Segments | Advertising revenue | Broadcast
Disaggregation of Revenue [Line Items]
Total revenues	268	282
Operating Segments | Advertising revenue | Local sports
Disaggregation of Revenue [Line Items]
Total revenues		44
Operating Segments | Advertising revenue | Other
Disaggregation of Revenue [Line Items]
Total revenues	46	68
Operating Segments | Other media, non-media, and intercompany revenues | Broadcast
Disaggregation of Revenue [Line Items]
Total revenues	28	47
Operating Segments | Other media, non-media, and intercompany revenues | Local sports
Disaggregation of Revenue [Line Items]
Total revenues		5
Operating Segments | Other media, non-media, and intercompany revenues | Other
Disaggregation of Revenue [Line Items]
Total revenues	12	18
Eliminations
Disaggregation of Revenue [Line Items]
Total revenues	(7)	(49)
Eliminations | Distribution revenue
Disaggregation of Revenue [Line Items]
Total revenues	0	0
Eliminations | Advertising revenue
Disaggregation of Revenue [Line Items]
Total revenues	(5)	(23)
Eliminations | Other media, non-media, and intercompany revenues
Disaggregation of Revenue [Line Items]
Total revenues	$ (2)	$ (26)