Debt Instrument, Debt Redeemed

No definition available.

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- Definition

Debt Instrument, Discount Percent

+ References

No definition available.

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- Definition

Debt Instrument, Issuance Price Percent Of Principal

+ References

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- Definition

Line of Credit, Covenant Compliance, Cash Proceeds Requirement of Certain Assets Sales, Reinvestment Rights and Other

+ References

No definition available.

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- Definition

Line of Credit, Covenant Compliance, Excess Cash Flow, Percentage Required When Minimum Leverage Ratio is Fulfilled

+ References

No definition available.

+ Details

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- Definition

Line of Credit, Covenant Compliance, Excess Cash Flow, Percentage Required When Minimum Leverage Ratio is Not Met

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility, Covenant, Leverage Ratio

+ References

No definition available.

+ Details

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- Definition

Line of Credit Facility, Periodic Payment, Percentage of Principal

+ References

No definition available.

+ Details

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- Definition

Minimum Debt Leverage Ratio Required for Zero Percent of Excess Cash Flow Obligation to Prepay Debt

+ References

No definition available.

+ Details

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- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

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- Definition

Face (par) amount of debt instrument at time of issuance.

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+ Details

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- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of paid and unpaid cash dividends declared for classes of stock, for example, but not limited to, common and preferred.

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- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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- Definition

Amount of the required periodic payment applied to principal.

+ References

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- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

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- Definition

Amount of cash inflow from contractual arrangement with the lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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- Definition

Amount of cash outflow for payment of an obligation from a lender, including but not limited to, letter of credit, standby letter of credit and revolving credit arrangements.

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- Definition

Percentage of subsidiary's or equity method investee's stock owned by parent immediately after all stock transactions.

+ References

No definition available.

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DEBT - CSC Holdings Credit Facilities (Details) - USD ($)		1 Months Ended				12 Months Ended
	Mar. 15, 2017	Oct. 31, 2019	Jul. 31, 2019	Feb. 28, 2019	Jan. 31, 2018	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Jun. 21, 2016
Debt Instrument [Line Items]
Principal amount						$ 26,671,018,000	$ 26,940,911,000
Loss on extinguishment of debt and write-off of deferred financing costs						51,712,000	250,489,000	$ 243,806,000
Loss on extinguishment of debt and write-off of deferred financing costs						$ (51,712,000)	$ (250,489,000)	(243,806,000)
Cablevision Lightpath LLC [Member] \| Cablevision Lightpath LLC [Member]
Debt Instrument [Line Items]
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners							49.99%
Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions						50.01%
CSC Holdings
Debt Instrument [Line Items]
Loss on extinguishment of debt and write-off of deferred financing costs						$ 51,712,000	$ 250,489,000	228,130,000
Loss on extinguishment of debt and write-off of deferred financing costs						(51,712,000)	(250,489,000)	(228,130,000)
CSC Holdings Term Loan Facility
Debt Instrument [Line Items]
Loss on extinguishment of debt and write-off of deferred financing costs								8,313,000
Loss on extinguishment of debt and write-off of deferred financing costs								(8,313,000)
5.5% Notes due April 15, 2027 \| Secured Debt [Member]
Debt Instrument [Line Items]
Principal amount						$ 1,310,000,000	$ 1,310,000,000
Stated interest rate						5.50%
CSC Credit Facilities
Debt Instrument [Line Items]
Percentage of proceeds from asset sales required to pay down term loans						100.00%
Percentage of excess cash flow required when minimum leverage ratio is not met							50.00%
Percentage of excess cash flow required to pay down term loans when minimum leverage ratio is fulfilled						0.00%
Minimum debt leverage ratio required for zero percent of excess cash flow obligation to prepay debt						4.5
Line of credit facility, covenant, leverage ratio						5.0
Cablevision 5.125% Notes due December 15, 2021
Debt Instrument [Line Items]
Loss on extinguishment of debt and write-off of deferred financing costs								500,000
Loss on extinguishment of debt and write-off of deferred financing costs								(500,000)
Term Loan B-2 and Term Loan B-4 [Member]
Debt Instrument [Line Items]
Redeemed debt						$ 2,500,000
Cash distributions to shareholders						$ 500,000,000
8.0% Notes due April 15, 2020
Debt Instrument [Line Items]
Loss on extinguishment of debt and write-off of deferred financing costs								15,176,000
Loss on extinguishment of debt and write-off of deferred financing costs								$ (15,176,000)
8.0% Notes due April 15, 2020 \| Senior Notes
Debt Instrument [Line Items]
Stated interest rate						8.00%
Secured Debt [Member] \| CSC Holdings Term Loan Facility
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity							$ 3,000,000,000
Line of credit facility periodic payment, percentage of principal	0.25%
Line of credit facility, periodic payment amount	$ 7,500,000
Secured Debt [Member] \| CSC Holdings Term Loan Facility \| Alternate Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate	1.25%
Secured Debt [Member] \| CSC Holdings Term Loan Facility \| Eurodollar
Debt Instrument [Line Items]
Basis spread on variable rate	2.25%
Secured Debt [Member] \| CSC Holdings Revolving Credit Facility \| LIBOR
Debt Instrument [Line Items]
Basis spread on variable rate	2.25%					3.25%
Secured Debt [Member] \| Incremental Term Loan B-2
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity					$ 1,500,000,000
Price percent					99.50%
Line of credit facility, periodic payment amount					$ 3,750,000
Secured Debt [Member] \| Incremental Term Loan B-2 \| Alternate Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate					1.50%
Secured Debt [Member] \| Incremental Term Loan B-2 \| Eurodollar
Debt Instrument [Line Items]
Basis spread on variable rate					2.50%
Secured Debt [Member] \| Incremental Term Loan B-3
Debt Instrument [Line Items]
Principal amount						$ 1,239,938,000	1,252,688,000
Secured Debt [Member] \| Incremental Term Loan B-4
Debt Instrument [Line Items]
Principal amount						1,000,000,000
Debt discount rate				1.00%
Secured Debt [Member] \| Incremental Term Loan B-4 \| Alternate Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate				2.00%
Secured Debt [Member] \| Incremental Term Loan B-4 \| Eurodollar
Debt Instrument [Line Items]
Basis spread on variable rate				3.00%
Secured Debt [Member] \| Incremental Term Loan B-5
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity						3,000,000,000
Principal amount						2,947,500,000	2,977,500,000
Line of credit facility, periodic payment amount	$ 7,500
Secured Debt [Member] \| Incremental Term Loan B-5 \| Alternate Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate		1.50%
Secured Debt [Member] \| Incremental Term Loan B-5 \| Eurodollar
Debt Instrument [Line Items]
Basis spread on variable rate		2.50%
Revolving Credit Facility \| CSC Holdings Revolving Credit Facility
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity						2,475,000,000			$ 2,475,000,000
Principal amount						900,000,000	$ 625,000,000
Proceeds from long-term debt						2,410,000,000
Repayments of line of credit			$ 622,857,000			$ 2,135,000,000