SUPPLEMENTAL SCHEDULES (Tables)

6 Months Ended

Jun. 30, 2025

Condensed Financial Information Disclosure [Abstract]

Condensed Balance Sheet

Presented below is financial information that reflects the financial condition and results of operations of CSC Holdings and its Restricted Subsidiaries separate from the financial condition and results of operations of CSC Holdings' Unrestricted Subsidiaries as of June 30, 2025, and for the three and six months ended June 30, 2025 and 2024. The financial information may not necessarily be indicative of the financial condition and results of operations had the Unrestricted Subsidiaries operated as independent entities.

	As of June 30, 2025
	Restricted Group		Unrestricted Group		Eliminations		CSC Holdings
ASSETS
Current assets	$	625,829	$	168,516	$	(65,945)	$	728,400
Long term assets	29,307,204		1,599,039		(13,206)		30,893,037
Total assets	$	29,933,033	$	1,767,555	$	(79,151)	$	31,621,437

LIABILITIES AND MEMBER'S DEFICIENCY
Current liabilities	$	2,247,129	$	132,921	$	(69,134)	$	2,310,916
Long-term debt	23,689,334		1,525,655		—		25,214,989
Long-term liabilities	4,493,916		247,891		(10,468)		4,731,339
Total liabilities	30,430,379		1,906,467		(79,602)		32,257,244
Total member's deficiency	(497,346)		(137,024)		(58)		(634,428)
Noncontrolling interests	—		(1,888)		509		(1,379)
Total deficiency	(497,346)		(138,912)		451		(635,807)
Total liabilities and member's deficiency	$	29,933,033	$	1,767,555	$	(79,151)	$	31,621,437

Condensed Income Statement

	Three Months Ended June 30, 2025
	Restricted Group		Unrestricted Group		Eliminations		CSC Holdings
Revenue	$	2,028,023	$	121,568	$	(2,388)	$	2,147,203
Operating expenses	1,761,036		82,186		(2,400)		1,840,822
Operating income	266,987		39,382		12		306,381
Other expense, net	(424,885)		(22,387)		(887)		(448,159)
Income (loss) before income taxes	(157,898)		16,995		(875)		(141,778)
Income tax benefit (expense)	51,622		(2,862)		—		48,760
Net income (loss)	(106,276)		14,133		(875)		(93,018)
Net loss (income) attributable to noncontrolling interests	—		(9,033)		768		(8,265)
Net income (loss) attributable to CSC Holdings, LLC sole member	$	(106,276)	$	5,100	$	(107)	$	(101,283)

	Six Months Ended June 30, 2025
	Restricted Group		Unrestricted Group		Eliminations		CSC Holdings
Revenue	$	4,064,910	$	239,249	$	(4,674)	$	4,299,485
Operating expenses	3,489,604		166,258		(4,697)		3,651,165
Operating income	575,306		72,991		23		648,320
Other expense, net	(831,713)		(47,148)		(1,406)		(880,267)
Income (loss) before income taxes	(256,407)		25,843		(1,383)		(231,947)
Income tax benefit (expense)	69,052		(3,840)		—		65,212
Net income (loss)	(187,355)		22,003		(1,383)		(166,735)
Net loss (income) attributable to noncontrolling interests	—		(13,887)		1,217		(12,670)
Net income (loss) attributable to CSC Holdings, LLC sole member	$	(187,355)	$	8,116	$	(166)	$	(179,405)

	Three Months Ended June 30, 2024
	Restricted Group		Unrestricted Group		Eliminations		CSC Holdings
Revenue	$	2,125,225	$	117,470	$	(1,940)	$	2,240,755
Operating expenses	1,656,798		84,327		(1,952)		1,739,173
Operating income	468,427		33,143		12		501,582
Other expense, net	(409,566)		(20,584)		(717)		(430,867)
Income (loss) before income taxes	58,861		12,559		(705)		70,715
Income tax expense	(47,490)		(1,523)		—		(49,013)
Net income (loss)	11,371		11,036		(705)		21,702
Net loss (income) attributable to noncontrolling interests	—		(6,969)		628		(6,341)
Net income (loss) attributable to CSC Holdings, LLC sole member	$	11,371	$	4,067	$	(77)	$	15,361