SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Disaggregation of Revenue [Line Items]
Revenues	$ 8,954,417	$ 9,237,064	$ 9,647,659
Broadband [Member]
Disaggregation of Revenue [Line Items]
Revenues	3,645,460	3,824,472	3,930,667
Pay TV [Member]
Disaggregation of Revenue [Line Items]
Revenues	2,896,600	3,072,011	3,281,306
Telephony [Member]
Disaggregation of Revenue [Line Items]
Revenues	277,938	300,198	332,406
Business Services and Wholesale [Member]
Disaggregation of Revenue [Line Items]
Revenues	1,471,764	1,467,149	1,474,269
Advertising and News [Member]
Disaggregation of Revenue [Line Items]
Revenues	486,172	447,742	520,293
Mobile [Member]
Disaggregation of Revenue [Line Items]
Revenues	117,084	77,012	61,832
Other
Disaggregation of Revenue [Line Items]
Revenues	59,399	48,480	46,886
Total Residential Revenue
Disaggregation of Revenue [Line Items]
Revenues	$ 6,937,082	$ 7,273,693	$ 7,606,211