NATURE OF OPERATIONS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Revenue Recognition, Narrative (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Disaggregation of Revenue [Line Items]
Deferred revenue	$ 178	$ 200	$ 235
Deferred revenue, long-term	124	144	$ 164
Deferred revenue, revenue recognized	$ 50	$ 62
Customer Concentration Risk \| Revenue Benchmark \| Customer One
Disaggregation of Revenue [Line Items]
Concentration percentage	11.00%	12.00%	19.00%
Customer Concentration Risk \| Revenue Benchmark \| Customer Two
Disaggregation of Revenue [Line Items]
Concentration percentage	10.00%	11.00%	18.00%
Customer Concentration Risk \| Revenue Benchmark \| Customer Three
Disaggregation of Revenue [Line Items]
Concentration percentage		10.00%	14.00%
Sinclair Broadcast Group, LLC
Disaggregation of Revenue [Line Items]
Deferred revenue	$ 171	$ 200	$ 235
Deferred revenue, long-term	124	144	$ 164
Deferred revenue, revenue recognized	$ 47	$ 62
Sinclair Broadcast Group, LLC \| Customer Concentration Risk \| Revenue Benchmark \| Customer One
Disaggregation of Revenue [Line Items]
Concentration percentage	11.00%	12.00%	19.00%
Sinclair Broadcast Group, LLC \| Customer Concentration Risk \| Revenue Benchmark \| Customer Two
Disaggregation of Revenue [Line Items]
Concentration percentage	10.00%	11.00%	18.00%
Sinclair Broadcast Group, LLC \| Customer Concentration Risk \| Revenue Benchmark \| Customer Three
Disaggregation of Revenue [Line Items]
Concentration percentage		10.00%	14.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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