ACQUISITIONS AND DISPOSITIONS OF ASSETS - Narrative (Details) $ in Millions	1 Months Ended	12 Months Ended
	Feb. 28, 2021 USD ($) television_broadcast_station	Dec. 31, 2023 USD ($) business station	Dec. 31, 2022 USD ($) business	Dec. 31, 2021 USD ($)	Sep. 30, 2021 USD ($)	Jun. 30, 2021 USD ($)
Business Acquisition [Line Items]
Cash paid				$ 10
Number of acquisitions | business		0	0
Gain (loss) on sale of assets		$ (3)	$ 64	71
Number of television broadcast stations | television_broadcast_station	2
Number of stations assigned new channels | station		100
Total legislation funds to reimburse stations		$ 3,000
Total capital expenditure			$ 1	12
Repacking process, maximum cost of equipment				15
Equipment
Business Acquisition [Line Items]
Receipt of equipment with a fair value				58
KOMO-FM, KOMO-AM, KPLZ-FM and KVI-AM | Disposal Group, Disposed of by Sale, Not Discontinued Operations
Business Acquisition [Line Items]
Sales agreement price					$ 13
Gain (loss) on sale of assets				(12)
Triangle Sign & Service, LLC | Disposal Group, Disposed of by Sale, Not Discontinued Operations
Business Acquisition [Line Items]
Sales agreement price						$ 12
Gain (loss) on sale of assets				6
Sales agreement price attributable to noncontrolling interests				3
WKDA-TV and KBSI TV | Disposal Group, Disposed of by Sale, Not Discontinued Operations
Business Acquisition [Line Items]
Sales agreement price	$ 28
Gain (loss) on sale of assets				12
C-Band Spectrum | Disposal Group, Disposed of by Sale, Not Discontinued Operations
Business Acquisition [Line Items]
Gain on disposition of assets				43
ZypMedia
Business Acquisition [Line Items]
Cash paid				7
360IA, LLC
Business Acquisition [Line Items]
Cash paid				2
Consideration transferred in acquisition				5
Liabilities incurred				$ 1
Period of increment payments				3 years