ACQUISITIONS AND DISPOSITIONS OF ASSETS - Fair Value Of Acquired Assets and Liabilities, RSN (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Allocation
Goodwill	$ 2,088	$ 2,092	$ 4,716
Purchase price, net of cash acquired	4	$ 16	$ 8,999
RSN
Allocation
Cash and cash equivalents	824
Accounts receivable, net	606
Prepaid expenses and other current assets	175
Property and equipment, net	25
Other assets	52
Accounts payable and accrued liabilities	(181)
Other long-term liabilities	(396)
Goodwill	2,615
Fair value of identifiable net assets acquired	10,445
Redeemable noncontrolling interests	(380)
Noncontrolling interests	(248)
Gross purchase price	9,817
Purchase price, net of cash acquired	8,993
RSN | Customer relationships
Allocation
Other definite-lived intangible assets, net	5,439
RSN | Other definite-lived intangible assets, net
Allocation
Other definite-lived intangible assets, net	$ 1,286