SUPPLEMENTAL CASH FLOW INFORMATION (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021
Non-Cash Investing and Financing Activities:
Property and equipment accrued but unpaid and other	$ 341,313	$ 244,163
Notes payable issued for the purchase of equipment and other assets	51,501	33,818
Right-of-use assets acquired in exchange for finance lease obligations	94,771	77,715
Other non-cash investing and financing transactions	0	2,083
Supplemental Data:
Cash interest paid, net of capitalized interest	565,542	586,176
Income taxes paid, net	173,317	107,026
CSC Holdings
Non-Cash Investing and Financing Activities:
Distributions to parent	$ 0	$ 20,408