DEBT - Outstanding Debt (Details) - USD ($)
|
3 Months Ended |
12 Months Ended |
|
|
|
Dec. 31, 2025 |
Dec. 31, 2025 |
Jul. 16, 2025 |
Dec. 31, 2024 |
Dec. 31, 2021 |
| Debt Instrument [Line Items] |
|
|
|
|
|
| Debt Instrument, Face Amount |
$ (26,407,393,000)
|
$ (26,407,393,000)
|
|
$ (25,096,412,000)
|
|
| Face Amount of Senior Notes |
6,125,000,000
|
6,125,000,000
|
|
6,125,000,000
|
|
| Carrying amount of Senior Notes |
6,166,925,000
|
6,166,925,000
|
|
6,174,932,000
|
|
| Face Amount of Senior Debt and Senior Secured Debt |
10,710,000,000
|
10,710,000,000
|
|
10,710,000,000
|
|
| Carrying amount of Senior Debt and Senior Secured Debt |
10,681,252,000
|
10,681,252,000
|
|
10,673,478,000
|
|
| Face amount of Credit Facility Debt |
4,952,500,000
|
4,952,500,000
|
|
6,524,408,000
|
|
| Carrying value of Credit Facility Debt |
4,946,401,000
|
4,946,401,000
|
|
6,483,882,000
|
|
| Finance Lease, Liability |
105,619,000
|
105,619,000
|
|
145,362,000
|
|
| Long-term debt |
26,206,214,000
|
26,206,214,000
|
|
25,057,488,000
|
|
| Long-Term Debt, Current Maturities |
(60,842,000)
|
(60,842,000)
|
|
(185,473,000)
|
|
| Long-term debt, net of current maturities |
26,145,372,000
|
26,145,372,000
|
|
24,872,015,000
|
|
| Short-term Debt |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Debt Instrument, Face Amount |
(60,842,000)
|
(60,842,000)
|
|
(185,473,000)
|
|
| Long-Term Debt, Current Maturities |
(60,842,000)
|
(60,842,000)
|
|
(185,473,000)
|
|
| Cablevision Lightpath |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Face Amount of Senior Debt and Senior Secured Debt |
1,534,183,000
|
1,534,183,000
|
|
1,541,000,000
|
|
| Carrying amount of Senior Debt and Senior Secured Debt |
1,525,949,000
|
1,525,949,000
|
|
1,529,192,000
|
|
| Long-term Debt |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Debt Instrument, Face Amount |
(26,346,551,000)
|
(26,346,551,000)
|
|
(24,910,939,000)
|
|
| Long-term debt, net of current maturities |
$ 26,145,372,000
|
$ 26,145,372,000
|
|
24,872,015,000
|
|
| Cablevision 7.500% Notes due April 1, 2028 | Senior Notes |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
7.50%
|
7.50%
|
|
|
|
| Debt Instrument, Face Amount |
$ (4,118,000)
|
$ (4,118,000)
|
|
|
|
| Outstanding debt |
$ 4,116,000
|
$ 4,116,000
|
|
4,115,000
|
|
| CSC Holdings 7.500% Notes due April 1, 2028 | Senior Notes |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
7.50%
|
7.50%
|
|
|
|
| Debt Instrument, Face Amount |
$ (1,045,882,000)
|
$ (1,045,882,000)
|
|
|
|
| Outstanding debt |
$ 1,045,342,000
|
$ 1,045,342,000
|
|
1,045,130,000
|
|
| CSC Holdings 5.750% Notes due January 15, 2030 | Senior Notes |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
5.75%
|
5.75%
|
|
|
|
| Debt Instrument, Face Amount |
$ (2,250,000,000)
|
$ (2,250,000,000)
|
|
|
|
| Outstanding debt |
$ 2,268,198,000
|
$ 2,268,198,000
|
|
2,272,150,000
|
|
| CSC Holdings 5.000% Notes due November 15, 2031 | Senior Notes |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
5.00%
|
5.00%
|
|
|
|
| Debt Instrument, Face Amount |
$ (500,000,000)
|
$ (500,000,000)
|
|
|
|
| Outstanding debt |
$ 498,846,000
|
$ 498,846,000
|
|
498,681,000
|
|
| 5.5% Notes due April 15, 2027 | Secured Debt [Member] |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
5.50%
|
5.50%
|
|
|
|
| Debt Instrument, Face Amount |
|
|
|
(1,310,000,000)
|
|
| Outstanding debt |
$ 1,309,053,000
|
$ 1,309,053,000
|
|
1,308,363,000
|
|
| 5.375% Senior Guaranteed Notes Due February 1, 2028 | Secured Debt [Member] |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
5.375%
|
5.375%
|
|
|
|
| Debt Instrument, Face Amount |
|
|
|
(1,000,000,000)
|
|
| Outstanding debt |
$ 997,814,000
|
$ 997,814,000
|
|
996,853,000
|
|
| CSC Holdings 4.625% Notes due December 1, 2030 | Senior Notes |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
4.625%
|
4.625%
|
|
|
|
| Debt Instrument, Face Amount |
$ (2,325,000,000)
|
$ (2,325,000,000)
|
|
|
|
| Outstanding debt |
$ 2,350,423,000
|
$ 2,350,423,000
|
|
2,354,856,000
|
|
| CSC Holdings 6.500% Notes due February 1, 2029 | Secured Debt [Member] |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
6.50%
|
6.50%
|
|
|
|
| Debt Instrument, Face Amount |
|
|
|
(1,750,000,000)
|
|
| Outstanding debt |
$ 1,748,770,000
|
$ 1,748,770,000
|
|
1,748,423,000
|
|
| CSC Holdings 4.125% Notes due December 1, 2030 | Secured Debt [Member] |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
4.125%
|
4.125%
|
|
|
|
| Debt Instrument, Face Amount |
|
|
|
(1,100,000,000)
|
|
| Outstanding debt |
$ 1,097,399,000
|
$ 1,097,399,000
|
|
1,096,940,000
|
|
| CSC Holdings 3.375% Notes due February 15, 2031 | Secured Debt [Member] |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
3.375%
|
3.375%
|
|
|
|
| Debt Instrument, Face Amount |
|
|
|
(1,000,000,000)
|
|
| Outstanding debt |
$ 998,183,000
|
$ 998,183,000
|
|
997,864,000
|
|
| CSC Holdings 4.500% Senior Guaranteed Notes due November 15, 2031 | Secured Debt [Member] |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
4.50%
|
4.50%
|
|
|
|
| Debt Instrument, Face Amount |
|
|
|
(1,500,000,000)
|
|
| Outstanding debt |
$ 1,496,573,000
|
$ 1,496,573,000
|
|
1,496,075,000
|
|
| CSC Holdings 11.250% Senior Guaranteed Notes due May 15, 2028 | Secured Debt [Member] |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
11.25%
|
11.25%
|
|
|
|
| Debt Instrument, Face Amount |
$ (1,000,000,000)
|
$ (1,000,000,000)
|
|
(1,000,000,000)
|
|
| Outstanding debt |
$ 996,406,000
|
$ 996,406,000
|
|
995,174,000
|
|
| CSC Holdings 11.7500% Senior Guaranteed Notes due Jan 31, 2029 | Secured Debt [Member] |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
11.75%
|
11.75%
|
|
|
|
| Debt Instrument, Face Amount |
$ (2,050,000,000)
|
$ (2,050,000,000)
|
|
(2,050,000,000)
|
|
| CSC Holdings 11.7500% Senior Guaranteed Notes due Jan 31, 2029 | Senior Subordinated Notes |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Outstanding debt |
2,037,054,000
|
2,037,054,000
|
|
2,033,786,000
|
|
| CSC Holdings Revolving Credit Facility | Revolving Credit Facility |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Debt Instrument, Face Amount |
$ (2,125,000,000)
|
$ (2,125,000,000)
|
|
(1,700,000,000)
|
|
| Stated interest rate |
6.10%
|
6.10%
|
|
|
|
| Credit facility |
$ 2,123,506,000
|
$ 2,123,506,000
|
|
1,697,559,000
|
|
| Letters of credit outstanding |
183,514,000
|
183,514,000
|
|
|
|
| Line of credit facility, remaining borrowing capacity |
166,486,000
|
166,486,000
|
|
|
|
| Line of Credit Facility, Maximum Borrowing Capacity |
2,475,000,000
|
$ 2,475,000,000
|
|
|
|
| CSC Holdings Revolving Credit Facility | Secured Debt [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Basis spread on variable rate |
|
2.25%
|
|
|
|
| Incremental Term Loan B-5 | Secured Debt [Member] |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Debt Instrument, Face Amount |
$ (2,827,500,000)
|
$ (2,827,500,000)
|
|
(2,857,500,000)
|
|
| Stated interest rate |
8.25%
|
8.25%
|
|
|
|
| Credit facility |
$ 2,822,895,000
|
$ 2,822,895,000
|
|
2,849,460,000
|
|
| Line of credit facility, periodic payment amount |
7,500,000
|
|
|
|
|
| Incremental Term Loan B-5 | Secured Debt [Member] | libor |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Basis spread on variable rate |
|
250.00%
|
|
|
|
| Incremental Term Loan B-5 | Secured Debt [Member] | Alternate base Rate |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Basis spread on variable rate |
|
1.50%
|
|
|
|
| Incremental Term Loan B-6 | Secured Debt [Member] |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Debt Instrument, Face Amount |
0
|
$ 0
|
|
(1,966,908,000)
|
|
| Credit facility |
0
|
$ 0
|
|
1,936,863,000
|
|
| Line of credit facility, periodic payment amount |
$ 5,005,000
|
|
|
|
|
| Incremental Term Loan B-6 | Secured Debt [Member] | libor |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Basis spread on variable rate |
|
4.50%
|
|
|
|
| Unsub Group Credit Facility | Secured Debt [Member] |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
9.00%
|
9.00%
|
|
|
|
| Debt Instrument, Face Amount |
$ (2,000,000,000)
|
$ (2,000,000,000)
|
|
0
|
|
| Unsub Group Credit Facility | Senior Subordinated Notes |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Asset-Backed Securities, at Carrying Value |
$ 1,898,893,000
|
$ 1,898,893,000
|
|
0
|
|
| Receivable Facility Loan |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
|
|
8.875%
|
|
|
| Debt Instrument, Face Amount |
|
|
$ (1,000,000)
|
|
|
| Receivable Facility Loan | Secured Debt [Member] |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
8.875%
|
8.875%
|
|
|
|
| Debt Instrument, Face Amount |
$ (980,091,000)
|
$ (980,091,000)
|
|
0
|
|
| Receivable Facility Loan | Senior Subordinated Notes |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Asset-Backed Securities, at Carrying Value |
$ 881,175,000
|
$ 881,175,000
|
|
0
|
|
| Cablevision Lightpath LLC 5.625% Notes due September 15, 2028 | Senior Notes |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
5.625%
|
5.625%
|
|
|
|
| Debt Instrument, Face Amount |
|
|
|
(415,000,000)
|
|
| Outstanding debt |
$ 411,428,000
|
$ 411,428,000
|
|
410,249,000
|
|
| Cablevision Lightpath LLC 3.875% Notes due September 15, 2027 | Secured Debt [Member] |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Stated interest rate |
3.875%
|
3.875%
|
|
|
|
| Debt Instrument, Face Amount |
|
|
|
(450,000,000)
|
|
| Outstanding debt |
$ 447,320,000
|
$ 447,320,000
|
|
445,836,000
|
|
| Cablevision Lightpath Term B Loan | Secured Debt [Member] |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Debt Instrument, Face Amount |
$ (669,183,000)
|
$ (669,183,000)
|
|
(676,000,000)
|
$ (600,000,000)
|
| Stated interest rate |
6.75%
|
6.75%
|
|
|
|
| Credit facility |
$ 667,201,000
|
$ 667,201,000
|
|
673,107,000
|
|
| Line of credit facility, periodic payment amount |
1,760,000
|
|
|
|
|
| Cablevision Lightpath Term B Loan | Secured Debt [Member] | Fed Rate, Prime Rate and Alternate Base Rate |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Basis spread on variable rate |
|
50.00%
|
|
|
|
| Cablevision Lightpath Term B Loan | Secured Debt [Member] | Alternate base Rate |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Basis spread on variable rate |
|
2.25%
|
|
|
|
| Cablevision Lightpath Revolving Credit Facility | Revolving Credit Facility |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Debt Instrument, Face Amount |
0
|
$ 0
|
|
0
|
|
| Credit facility |
0
|
0
|
|
0
|
|
| Line of Credit Facility, Maximum Borrowing Capacity |
115,000
|
115,000
|
|
|
$ 100,000,000
|
| Cablevision Lightpath Revolving Credit Facility | Cablevision Lightpath Revolving Credit Facility |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Letters of credit outstanding |
18,588,000
|
18,588,000
|
|
|
|
| Line of credit facility, remaining borrowing capacity |
76,412,000
|
76,412,000
|
|
|
|
| Line of Credit Facility, Maximum Borrowing Capacity |
95,000
|
95,000
|
|
|
|
| Notes Payable and Supply Chain Financing |
|
|
|
|
|
| Debt Instrument [Line Items] |
|
|
|
|
|
| Debt Instrument, Face Amount |
0
|
0
|
|
(50,642,000)
|
|
| Long-term debt |
$ 0
|
$ 0
|
|
$ 50,642,000
|
|