Capital expenditures Accrued capital expenditures Carrying value as of the balance sheet date of accrued capital expenditures for long-lived, physical assets used in the normal conduct of business and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. Mobile handsets Mobile handsets [Member] Mobile handsets Value of Equity Interest Issued Business Acquisition, Equity Interest Issued or Issuable, Value Assigned Change in accrued expenses related to capital expenditures Changes in accrued expenses related to capital expenditures The increase (decrease) during the reporting period in the amounts payable for capital expenditures. Mobile service Mobile service [Member] Mobile service Adjustments to reconcile consolidated net income to net cash flows from operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Repayments of long-term debt Repayments of Long-Term Debt OTHER INCOME (EXPENSES): Other Expenses [Abstract] Derivatives: Derivatives, Fair Value [Line Items] Supplier Finance Program, Obligation, Current Supplier Finance Program, Obligation, Current Convertible Preferred Units Convertible Preferred Units [Member] Convertible Preferred Units Revenue [Abstract] Revenue [Abstract] Revenue [Abstract] Cover page. Cover [Abstract] Field and technology operations Field and network operations Field and network operations costs NET INCREASE IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Percentage of Voting Interests Acquired (percentage) Business Acquisition, Percentage of Voting Interests Acquired Derivative Instrument [Axis] Derivative Instrument [Axis] Award vesting period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Residential revenue Residential Product Line [Member] Residential Product Line [Member] Allowance for doubtful accounts Accounts Receivable, Allowance for Credit Loss, Current Distributions to noncontrolling interest Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Accounts receivable Increase (Decrease) in Accounts Receivable Cross Currency Derivatives Currency Swap [Member] COSTS AND EXPENSES: Operating Costs and Expenses [Abstract] Organization and Basis of Presentation Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block] Entities [Table] Entities [Table] Receivables from related party Other Receivables, Net, Current Credit facilities(b) Credit facilities [Member] Credit facilities Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table] 5.125% senior secured notes due May 1, 2027 5.125% senior secured notes due May 1, 2027 [Member] 5.125% senior secured notes due May 1, 2027 Accounts Payable and Accrued Liabilities [Abstract] Accounts Payable and Accrued Liabilities [Abstract] Segment Reporting, Policy Segment Reporting, Policy [Policy Text Block] Loss on equity investments, net Income (Loss) from Equity Method Investments OTHER NONCURRENT ASSETS Other noncurrent assets Other Assets, Noncurrent Entity Tax Identification Number Entity Tax Identification Number Senior secured notes and debentures(a) Senior Secured Notes and Debentures [Member] Senior Secured Notes and Debentures Supplier Finance Program [Domain] Supplier Finance Program [Domain] Business Combination, Asset Acquisition, and Joint Venture Formation [Abstract] Receivable Type [Axis] Receivable Type [Axis] Net cash flows from operating activities Net Cash Provided by (Used in) Operating Activities CASH FLOWS FROM OPERATING ACTIVITIES: Net Cash Provided by (Used in) Operating Activities [Abstract] Cox - Equity Sale Cox - Equity Sale [Member] Cox - Equity Sale Related Party [Domain] Related and Nonrelated Parties [Domain] Other expense Other Cost and Expense, Operating Accounts payable, accrued and other current liabilities Total accounts payable and accrued liabilities Accounts Payable and Accrued Liabilities, Current INVESTMENT IN CABLE PROPERTIES: Investment In Cable Properties [Abstract] Equity Components [Axis] Equity Components [Axis] Change in fair value of cross-currency derivative instruments Gain (Loss) on Foreign Currency Derivative Instruments Not Designated as Hedging Instruments Local Phone Number Local Phone Number Supplier Finance Program [Axis] Supplier Finance Program [Axis] Stock Compensation Plans [Abstract] Stock Compensation Plans [Abstract] Stock Compensation Plans [Abstract] Distributions to parent Payments of Capital Distribution Total other income (expenses), net Total Nonoperating Income Expense including Interest Expense, Net Total Nonoperating Income Expense including Interest Expense, Net Operating costs and expenses (exclusive of items shown separately below) Operating costs and expenses Operating Expenses Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding DEFERRED INCOME TAXES Deferred Income Tax Liabilities, Net Use of Estimates, Policy Use of Estimates, Policy [Policy Text Block] Total costs and expenses Costs and Expenses Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] Video Residential Video Product Line [Member] Residential Video Product Line [Member] Receivable [Domain] Receivable [Domain] 5.750% Sterling Senior Notes Due June 2, 2031 5.750% Sterling Senior Notes Due June 2, 2031 [Member] 5.750% Sterling Senior Notes Due June 2, 2031 Changes in operating assets and liabilities, net of effects from acquisitions and dispositions: Increase (Decrease) in Operating Capital [Abstract] Entity Small Business Entity Small Business Number of Shares of Equity Interest Issued (shares) Business Acquisition, Equity Interest Issued or Issuable, Number of Shares Accounts Payable and Accrued Liabilities Accounts Payable and Accrued Liabilities Disclosure [Text Block] Payments for debt issuance costs Payments of Debt Issuance Costs Interest Interest Payable, Current Equipment Installment Plan Financing Facility Equipment Installment Plan Financing Facility [Text Block] The entire disclosure for the Equipment Installment Plan Financing Facility Stock Compensation Plans: Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items] Impairment on a non-strategic asset Impairment of Intangible Assets, Finite-Lived Supplier Finance Program, Obligation, Current, Statement of Financial Position [Extensible Enumeration] Supplier Finance Program, Obligation, Current, Statement of Financial Position [Extensible Enumeration] Debt Disclosure [Abstract] Debt Disclosure [Abstract] Commercial revenue Commercial Product Line [Member] Commercial Product Line [Member] Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Entity Emerging Growth Company Entity Emerging Growth Company Common Class C Common Class C [Member] CCO Holdings member's equity Members' Equity CASH, CASH EQUIVALENTS AND RESTRICTED CASH, beginning of period CASH, CASH EQUIVALENTS AND RESTRICTED CASH, end of period Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents Accounts and Financing Receivables [Table] Accounts and Financing Receivables [Table] Segment Reporting [Abstract] Entity Central Index Key Entity Central Index Key Internet Residential Internet Product Line [Member] Residential Internet Product Line [Member] Unrecognized compensation cost Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Franchises Indefinite-Lived Franchise Rights CURRENT ASSETS: Assets, Current [Abstract] Goodwill Goodwill Programming Programming Expense Programming Expense Accounts Payable and Accrued Liabilities Schedule of Accounts Payable and Accrued Liabilities [Table Text Block] Accounts payable, accrued liabilities and other Increase (Decrease) in Accounts Payable and Accrued Liabilities Equity Component [Domain] Equity Component [Domain] Customer relationships, net of accumulated amortization of $17,991 and $17,875, respectively Customer relationships, net Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the value of the business relationship with existing customers (less anticipated churn). Segment Reporting Disclosure Segment Reporting Disclosure [Text Block] Current portion of long-term debt Long-Term Debt, Current Maturities Product and Service [Domain] Product and Service [Domain] Entity Information [Line Items] Entity Information [Line Items] Stock options Share-Based Payment Arrangement, Option [Member] Income Statement Effects of Financial Instruments Schedule of Derivatives Instruments Statements of Financial Performance and Financial Position, Location [Table Text Block] Other, net Proceeds from (Payments for) Other Financing Activities Stock compensation expense APIC, Share-Based Payment Arrangement, Increase for Cost Recognition Restricted stock Restricted Stock [Member] Entity Shell Company Entity Shell Company Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Receivables from and payables to related party Increase (Decrease) in Other Current Assets and Liabilities, Net Debt Instrument, Repurchased Face Amount Debt Instrument, Repurchased Face Amount Supplier Finance Program [Table] Supplier Finance Program [Table] Statement [Table] Statement [Table] Award Type [Axis] Award Type [Axis] Equity Interest Type [Axis] Equity Interest Type [Axis] City Area Code City Area Code CURRENT LIABILITIES: Liabilities, Current [Abstract] Advertising sales Advertising sales [Member] Advertising sales [Member] Contributions from parent Contributions from parent Contributions from parent Property, plant and equipment, net of accumulated depreciation of $41,399 and $41,311, respectively Property, Plant and Equipment, Net CASH PAID FOR INTEREST Interest Paid, Excluding Capitalized Interest, Operating Activities Noncontrolling interests Equity, Attributable to Noncontrolling Interest Senior unsecured notes Senior Unsecured Notes [Member] Senior Unsecured Notes Level 1 Fair Value, Inputs, Level 1 [Member] Loss on disposal of assets, net Gain (Loss) on Disposition of Assets Total current assets Assets, Current Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-Based Compensation Arrangements by Share-Based Payment Award [Table] Statement of Cash Flows [Abstract] Statement of Cash Flows [Abstract] CASH FLOWS FROM INVESTING ACTIVITIES: Net Cash Provided by (Used in) Investing Activities [Abstract] Borrowings of equipment installment plan financing facility Borrowings of equipment installment plan financing facility Proceeds from borrowings of equipment installment plan financing facility Programming costs Program Rights Obligations, Current Other costs of revenue Other costs of revenue Other costs of revenue Availability under credit facilities Line of Credit Facility, Remaining Borrowing Capacity Schedule of Long-term Debt Instruments [Table] Schedule of Long-Term Debt Instruments [Table] LONG-TERM DEBT Long-Term Debt, Excluding Current Maturities Entity [Domain] Entity [Domain] Short-term borrowings Other Short-Term Borrowings EIP Financing Facility Borrowing Capacity Line of Credit Facility, Maximum Borrowing Capacity Accounting for Derivative Instruments and Hedging Activities [Abstract] Accounting for Derivative Instruments and Hedging Activities [Abstract] Accounting for Derivative Instruments and Hedging Activities [Abstract] Equipment installment plan receivable Equipment installment plan receivable [Member] Equipment installment plan receivable Derivative Liability Derivative Liability Property, plant and equipment, accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Long-Term Debt assumed in business combination Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-Term Debt Long-term Debt: Debt Instrument [Line Items] Equity Interest Issued or Issuable, Type [Domain] Equity Interest Issued or Issuable, Type [Domain] Total Debt Summary Schedule of Debt [Table Text Block] Organization, Consolidation and Presentation of Financial Statements [Abstract] Basis of Accounting, Policy Basis of Accounting, Policy [Policy Text Block] Net cash flows from financing activities Net Cash Provided by (Used in) Financing Activities Deferred revenue Deferred Revenue, Current Amendment Flag Amendment Flag Fair Value Long-Term Debt, Fair Value Entity Registrant Name Entity Registrant Name Payments to Acquire Businesses Payments to Acquire Businesses, Gross Related Party Related Party [Member] Small business Commercial Small and Medium Business Product Line [Member] Commercial Small and Medium Business Product Line [Member] Level 2 Fair Value, Inputs, Level 2 [Member] Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Value Hierarchy and NAV [Domain] MEMBER’S EQUITY: Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] Accounts receivable, less allowance for doubtful accounts of $219 and $219, respectively Accounts receivable, net Accounts Receivable, after Allowance for Credit Loss, Current Stock options granted in period (shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Principal Amount Debt Instrument, Face Amount Revenue Disaggregation of Revenue [Table Text Block] Entity Address, Postal Zip Code Entity Address, Postal Zip Code EIP Unpaid Principal Balance EIP Unpaid Principal Balance Total amount of the unpaid principal balance of equipment installment plan receivables included within accounts receivable, net and other noncurrent assets Carrying Value Long-Term Debt Distributions to noncontrolling interest Payments of Ordinary Dividends, Noncontrolling Interest Document Fiscal Period Focus Document Fiscal Period Focus Merger and acquisition costs Business Combination, Acquisition Related Costs Transition expenses Business Combination, Integration Related Costs Mergers and Acquisitions Disclosures Mergers, Acquisitions and Dispositions Disclosures [Text Block] ASSETS Assets [Abstract] Document Type Document Type Derivative Contract [Domain] Derivative Contract [Domain] Cash and cash equivalents Cash and Cash Equivalents, at Carrying Value Loss on financial instruments, net Loss on financial instruments, net (see Note 6) Gain (Loss) on Derivative Instruments, Net, Pretax Schedule of Segment Reporting Information, by Segment Schedule of Segment Reporting Information, by Segment [Table Text Block] EQUIPMENT INSTALLMENT PLAN FINANCING FACILITY EQUIPMENT INSTALLMENT PLAN FINANCING FACILITY Amount, after deduction of debt issuance cost, of equipment installment plan financing facility classified as noncurrent. Other, net Payments for (Proceeds from) Other Investing Activities Derivative Liability, Statement of Financial Position [Extensible Enumeration] Derivative Liability, Statement of Financial Position [Extensible Enumeration] Accrued and other current liabilities: Accrued Liabilities, Current [Abstract] Conversion price (amount per share) Conversion price (amount per share) The price per unit of the conversion feature Loss on Extinguishment of Debt Loss on extinguishment of debt (see Note 4) Gain (Loss) on Extinguishment of Debt CASH FLOWS FROM FINANCING ACTIVITIES: Net Cash Provided by (Used in) Financing Activities [Abstract] Depreciation and amortization Depreciation, Amortization and Accretion, Net Voice Residential Voice Product Line [Member] Residential Voice Product Line [Member] Award expiration period Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period Nature of Operation, Product Information, Concentration of Risk [Table] Nature of Operation, Product Information, Concentration of Risk [Table] Foreign currency remeasurement of Sterling Notes to U.S. dollars Realized Gain (Loss), Foreign Currency Transaction, before Tax Current Fiscal Year End Date Current Fiscal Year End Date Income before income taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Total current liabilities Liabilities, Current Award Type [Domain] Award Type [Domain] Total assets Assets CCO holdings CCO holdings [Member] Another company which is controlled, directly or indirectly, by its parent. The usual condition for control is ownership of a majority (over 50%) of the outstanding voting stock. The power to control may also exist with a lesser percentage of ownership, for example, by contract, lease, agreement with other stockholders or by court decree. Awards other than stock options granted in period (shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period Purchases of property, plant and equipment Payments to Acquire Property, Plant, and Equipment Charter Operating Charter Operating [Member] Charter Operating [Member] OTHER LONG-TERM LIABILITIES Other Liabilities, Noncurrent EIP Financing Facility EIP Financing Facility [Member] EIP Financing Facility Supplier Finance Program [Line Items] Supplier Finance Program [Line Items] Gain (Loss) On Financial Instruments, Net Gain (Loss) On Financial Instruments, Net [Abstract] Gain (Loss) On Financial Instruments, Net [Abstract] Time Warner Cable Time Warner Cable LLC [Member] Time Warner Cable LLC Contributions from parent Proceeds from Contributions from Parent Cox - Contribution Cox - Contribution [Member] Cox - Contribution REVENUES Revenues Total Debt Long-Term Debt [Text Block] Total investment in cable properties, net Total investment in cable properties, net Sum of carrying amounts as of the balance sheet date of property, plant and equipment, franchises, customer relationships, net and goodwill. Stock Compensation Plans Share-Based Payment Arrangement [Text Block] Customer relationships, accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization Entity Interactive Data Current Entity Interactive Data Current Entity Address, City or Town Entity Address, City or Town Borrowings of long-term debt Proceeds from Issuance of Long-Term Debt Special charges, net Other Nonrecurring (Income) Expense Customer operations Customer operations Customer operations costs CCO Holdings Member’s Equity Member Units [Member] Debt Instrument [Axis] Debt Instrument [Axis] Total member’s equity Limited Liability Company (LLC) Members' Equity, Including Portion Attributable to Noncontrolling Interest Stock compensation expense (see Note 9) Share-Based Payment Arrangement, Expense Net income attributable to CCO Holdings member Net Income (Loss) Attributable to Parent Other operating expenses, net Other operating (income) expenses, net Other Operating Income (Expense), Net Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Noncash interest, net Amortization of Debt Discount (Premium) Business Acquisition [Axis] Business Acquisition [Axis] Stock compensation expense Share-Based Payment Arrangement, Noncash Expense Equity Award Grants Share-Based Payment Arrangement, Activity [Table Text Block] Marketing and residential sales Selling and Marketing Expense Consolidated net income Consolidated net income Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Entity File Number Entity File Number Cox - $1.00 Cox - $1.00 [Member] Cox - $1.00 Income tax expense Income Tax Expense (Benefit) Revenue Revenue from Contract with Customer [Text Block] Document Fiscal Year Focus Document Fiscal Year Focus Stated interest rate (percentage) Debt Instrument, Interest Rate, Stated Percentage Noncontrolling Interests Noncontrolling Interest [Member] Income Statement [Abstract] Income Statement [Abstract] Entity Address, Address Line One Entity Address, Address Line One Notional amount Derivative, Notional Amount Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] Other Other Accrued Liabilities, Current Remaining period over which to recognize unrecognized compensation expense Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Period for Recognition Document Period End Date Document Period End Date Product Information [Line Items] Product Information [Line Items] Other expenses, net Other expenses, net Nonoperating Income (Expense) Dividend rate of preferred unit (Percentage) Preferred Stock, Dividend Rate, Percentage Other, net Other Noncash Income (Expense) Net cash flows from investing activities Net Cash Provided by (Used in) Investing Activities Income from operations Operating Income (Loss) Distributions to parent Distributions to parent Distributions to parent Business Acquisition [Line Items] Business Acquisition [Line Items] Number of reportable segments Number of Reportable Segments Total liabilities and member’s equity Liabilities and Equity Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] 5.500% senior secured notes due May1, 2026 5.500% senior secured notes due May1, 2026 [Member] 5.500% senior secured notes due May1, 2026 Labor Employee-related Liabilities, Current Prepaid expenses and other assets Increase (Decrease) in Prepaid Expense and Other Assets Accounting for Derivative Instruments and Hedging Activities Derivative Instruments and Hedging Activities Disclosure [Text Block] Connectivity Connectivity [Member] Connectivity Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Less: Net income attributable to noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest Interest expense, net Interest Income (Expense), Nonoperating Legal Entity [Axis] Legal Entity [Axis] Document Transition Report Document Transition Report Document Quarterly Report Document Quarterly Report Other Other services [Member] Other services [Member] Entity Current Reporting Status Entity Current Reporting Status Restricted cash Restricted Cash CCO Holdings Capital Corp. CCO Holdings Capital Corp. [Member] CCO Holdings Capital Corp. Related Party [Axis] Related and Nonrelated Parties [Axis] Product and Service [Axis] Product and Service [Axis] Entity Address, State or Province Entity Address, State or Province Statement [Line Items] Statement [Line Items] Balance Balance Equity, Including Portion Attributable to Noncontrolling Interest Restricted stock units Restricted Stock Units (RSUs) [Member] Accounts payable – trade Accounts Payable, Trade, Current Rollforward of Consolidated Member's Equity: Increase (Decrease) in Stockholders' Equity [Roll Forward] Accounts, Notes, Loans and Financing Receivable [Line Items] Accounts, Notes, Loans and Financing Receivable [Line Items] LIABILITIES AND MEMBER’S EQUITY Liabilities and Equity [Abstract] Entity Filer Category Entity Filer Category Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration] Impairment, Intangible Asset, Finite-Lived, Statement of Income or Comprehensive Income [Extensible Enumeration] Mid-market & large business Commercial Enterprise Product Line [Member] Commercial Enterprise Product Line [Member] 5.250% Sterling Senior Notes Due July 15, 2042 5.250% Sterling Senior Notes Due July 15, 2042 [Member] 5.250% Sterling Senior Notes Due July 15, 2042