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SEGMENT INFORMATION - Capital Expenditures by Reportable Segment (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Segment Reporting Information, Capital Expenditures [Abstract] |  |  |  |
Capital expenditures | $ 334,527 | $ 255,329 | $ 832,824 | $ 718,919
Cablevision |  |  |  |
Segment Reporting Information, Capital Expenditures [Abstract] |  |  |  |
Capital expenditures | 217,326 | 180,287 | 554,483 | 505,852
Cequel Corp. [Member] |  |  |  |
Segment Reporting Information, Capital Expenditures [Abstract] |  |  |  |
Capital expenditures | $ 117,201 | $ 75,042 | $ 278,341 | $ 213,067

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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3213-108585 + Details
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- Details
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- Details
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