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AFFILIATE AND RELATED PARTY TRANSACTIONS - Amounts Due From and Due to Related Parties (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Related Party Transaction [Line Items]
Treasury Stock, Shares, Acquired		18,921
Payments for Repurchase of Common Stock	$ 0	$ 0	$ 804,928
Share based compensation expense	47,926	159,985	$ 98,296
Other Accrued Liabilities, Current	$ 470,096	$ 278,580
Stock options \| 2017 LTIP
Related Party Transaction [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross	640	7,888,472	18,192,257
Share based compensation expense	$ (3,850)	$ 86,307	$ 87,697
Stock options \| 2017 LTIP \| Tranche One
Related Party Transaction [Line Items]
Award vesting percentage	33.00%
Restricted Stock \| 2019 LTIP [Member]
Related Party Transaction [Line Items]
Vesting period	4 years
Restricted Stock \| 2019 LTIP [Member] \| Tranche One
Related Party Transaction [Line Items]
Award vesting percentage	50.00%
Restricted Stock \| 2019 LTIP [Member] \| Tranche Two
Related Party Transaction [Line Items]
Award vesting percentage	25.00%
Restricted Stock \| 2019 LTIP [Member] \| Tranche Three
Related Party Transaction [Line Items]
Award vesting percentage	25.00%
CSC Holdings
Related Party Transaction [Line Items]
Cash distributions	$ 1,793	170	763,435
Other Accrued Liabilities, Current	470,097	278,580
CSC Holdings \| Additional Paid-in Capital [Member]
Related Party Transaction [Line Items]
Cash distributions			$ 763,435
Related Party
Related Party Transaction [Line Items]
Other Accrued Liabilities, Current	71,523	20,857
Related Party \| CSC Holdings
Related Party Transaction [Line Items]
Other Accrued Liabilities, Current	71,523	20,857
Related Party \| Other Related Party
Related Party Transaction [Line Items]
Other Accrued Liabilities, Current	25,216	1,646
Related Party \| Altice Management International
Related Party Transaction [Line Items]
Other Accrued Liabilities, Current	$ 46,307	$ 19,211