INCOME TAXES - Income Tax Expense (Benefit) Continuing Operations (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Decrease in Federal Taxable Income 163(j) Law Change due to Cares Act			$ 10,500
Allowable Business Interest Deduction in connection with CARES Act	50.00%		50.00%
Increase (Decrease) in Income Taxes Receivable			$ 12,000
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	$ 170,303	$ 127,570	185,800	$ 79,786
CSC Holdings
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	$ 170,302	$ 151,970	$ 185,453	$ 128,430

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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+ Details