Entity Central Index Key Income tax reconciliation change In fair value of earnout. Income tax reconciliation state tax impact of previously deferred gain from FCC auction for broadcast spectrum. Income tax reconciliation change in state tax rate. Income tax reconciliation change in unrecognized tax benefits. Other comprehensive income (loss) derivatives qualifying as hedges termination net of tax. Cover [Abstract] Entities [Table] Entities [Table] Class of Stock Statement Class Of Stock [Axis] Class of Stock Class Of Stock [Domain] Class A common stock Common Class A [Member] Class B common stock Common Class B [Member] Class U common stock. Class U common stock Common Class U [Member] Document Information [Line Items] Document Information [Line Items] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Trading Symbol Trading Symbol Entity Registrant Name Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Voluntary Filers Entity Voluntary Filers Entity Well-known Seasoned Issuer Entity Well Known Seasoned Issuer Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Entity Shell Company Entity Shell Company Entity File Number Entity File Number Entity Incorporation, State or Country Code Entity Incorporation State Country Code Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address Address Line1 Entity Address, Address Line Two Entity Address Address Line2 Entity Address, City or Town Entity Address City Or Town Entity Address, State or Province Entity Address State Or Province Entity Address, Postal Zip Code Entity Address Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Entity Public Float Entity Public Float Document Annual Report Document Annual Report Document Transition Report Document Transition Report Title of 12(b) Security Security12b Title Security Exchange Name Security Exchange Name Statement Of Financial Position [Abstract] Statement [Table] Statement [Table] Statement [Line Items] Statement [Line Items] ASSETS Assets [Abstract] Current assets Assets Current [Abstract] Cash and cash equivalents Cash And Cash Equivalents At Carrying Value Marketable securities Marketable Securities Current Restricted cash Restricted Cash Current Trade receivables (including related parties of $4,251 and $4,530), net of allowance for doubtful accounts of $2,890 and $3,395 Accounts Receivable Net Current Assets held for sale Assets Held For Sale Not Part Of Disposal Group Current Prepaid expenses and other current assets (including related parties of $274 and $274) Prepaid Expense And Other Assets Current Total current assets Assets Current Property and equipment, net of accumulated depreciation of $188,579 and $187,375 Property Plant And Equipment Net Intangible assets subject to amortization, net of accumulated amortization of $99,819 and $93,793 (including related parties of $7,098 and $8,327) Finite Lived Intangible Assets Net Intangible assets not subject to amortization Indefinite Lived Intangible Assets Excluding Goodwill Goodwill Goodwill Operating leases right of use asset Operating Lease Right Of Use Asset Other assets Other Assets Noncurrent Total assets Assets LIABILITIES AND STOCKHOLDERS' EQUITY Liabilities And Stockholders Equity [Abstract] Current liabilities Liabilities Current [Abstract] Current maturities of long-term debt Long Term Debt Current Accounts payable and accrued expenses (including related parties of $2,147 and $1,948) Accounts Payable And Accrued Liabilities Current Operating lease liabilities Operating Lease Liability Current Total current liabilities Liabilities Current Long-term debt, less current maturities, net of unamortized debt issuance costs of $2,226 and $2,709 Long Term Debt Noncurrent Long-term operating lease liabilities Operating Lease Liability Noncurrent Other long-term liabilities Other Liabilities Noncurrent Deferred income taxes Deferred Tax Liabilities Noncurrent Total liabilities Liabilities Commitments and contingencies (note 12) Commitments And Contingencies Stockholders' equity Stockholders Equity [Abstract] Common stock Common Stock Value Additional paid-in capital Additional Paid In Capital Common Stock Accumulated deficit Retained Earnings Accumulated Deficit Accumulated other comprehensive income (loss) Accumulated Other Comprehensive Income Loss Net Of Tax Total stockholders' equity Stockholders Equity Total liabilities and stockholders' equity Liabilities And Stockholders Equity Related Party Related Party Transactions By Related Party [Axis] Related Party Related Party [Domain] Related parties. Related Parties Related Parties [Member] Trade receivables, related parties Accounts Receivable Related Parties Current Trade receivables, allowance for doubtful accounts Allowance For Doubtful Accounts Receivable Current Prepaid expenses and other current assets Property and equipment, accumulated depreciation Accumulated Depreciation Depletion And Amortization Property Plant And Equipment Accumulated amortization of Intangible assets Finite Lived Intangible Assets Accumulated Amortization Intangible assets subject to amortization, net Accounts payable and accrued expenses Unamortized debt issuance costs Unamortized Debt Issuance Expense Common stock, par value Common Stock Par Or Stated Value Per Share Common stock, shares authorized Common Stock Shares Authorized Common stock, shares issued Common Stock Shares Issued Common stock, shares outstanding Common Stock Shares Outstanding Corporate expenses. Operating expenses including direct operating costs. Common stock dividends per share declared basic. Common stock dividends per share declared diluted. Income Statement [Abstract] Product and Service Product Or Service [Axis] Product and Service Products And Services [Domain] Advertising and retransmission consent. Advertising and Retransmission Consent Advertising And Retransmission Consent [Member] Spectrum usage rights. Spectrum Usage Rights Spectrum Usage Rights [Member] Segments Statement Business Segments [Axis] Segments Segment [Domain] Television. Television Television [Member] Digital media. Digital Media Digital Media [Member] Net revenue: Revenues [Abstract] Total net revenue Revenue From Contract With Customer Excluding Assessed Tax Expenses: Operating Expenses [Abstract] Cost of revenue Cost Of Goods And Services Sold Direct operating expenses (including related parties of $8,194, $9,254, and $9,494) (including non-cash stock-based compensation of $732, $732, and $1,236) Direct Operating Costs Selling, general and administrative expenses Selling General And Administrative Expense Corporate expenses (including non-cash stock-based compensation of $3,645, $5,055, and $4,855) Corporate Expenses Depreciation and amortization (includes direct operating of $11,294, $10,272, and $8,861; selling, general and administrative of $4,696, $5,450, and $6,347; and corporate of $658, $551 and $1,203) (including related parties of $1,229, $1,228, and $2,043) Depreciation And Amortization Change in fair value of contingent consideration Business Combination Contingent Consideration Arrangements Change In Amount Of Contingent Consideration Liability1 Impairment charge Asset Impairment Charges Foreign currency (gain) loss Foreign Currency Transaction Gain Loss Before Tax Other operating (gain) loss Other Cost And Expense Operating Total expenses Operating Expenses Including Direct Operating Costs Operating income (loss) Operating Income Loss Interest expense Interest Expense Interest income Investment Income Interest Dividend income Investment Income Dividend Gain (loss) on debt extinguishment Gains Losses On Extinguishment Of Debt Impairment loss on investment Impairment Of Investments Income (loss) before income taxes Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest Income tax (expense) benefit Income Tax Expense Benefit Income (loss) before equity in net income (loss) of nonconsolidated affiliate Profit Loss Equity in net income (loss) of nonconsolidated affiliate Net Income Loss Attributable To Noncontrolling Interest Net income (loss) Net Income Loss Basic and diluted earnings per share: Earnings Per Share [Abstract] Net income (loss) per share, basic Earnings Per Share Basic Net income (loss) per share, diluted Earnings Per Share Diluted Cash dividends declared per common share, basic Common Stock Dividends Per Share Declared Basic Cash dividends declared per common share, diluted Common Stock Dividends Per Share Declared Diluted Weighted average common shares outstanding, basic Weighted Average Number Of Shares Outstanding Basic Weighted average common shares outstanding, diluted Weighted Average Number Of Diluted Shares Outstanding Income Statement Location Income Statement Location [Axis] Income Statement Location Income Statement Location [Domain] Direct Operating Expenses Direct Operating Expenses Direct Operating Expenses [Member] Corporate expenses. Corporate Expenses Corporate Expenses [Member] Selling, General and Administrative Expenses Selling General And Administrative Expenses [Member] Direct operating expenses Non-cash stock-based compensation Share Based Compensation Depreciation and amortization Statement Of Income And Comprehensive Income [Abstract] Net income (loss) Other comprehensive income (loss), net of tax: Other Comprehensive Income Loss Net Of Tax Period Increase Decrease [Abstract] Change in foreign currency translation Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax Change in fair value of marketable securities Other Comprehensive Income Availableforsale Securities Adjustment Net Of Tax Portion Attributable To Parent Change in fair value of interest rate swap agreements Other Comprehensive Income Loss Derivatives Qualifying As Hedges Net Of Tax Termination of interest rate swap agreements Other Comprehensive Income Loss Derivatives Qualifying As Hedges Termination Net Of Tax Total other comprehensive income (loss) Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent Comprehensive income (loss) Comprehensive Income Net Of Tax Adjustments related to taxes payment with holding for share based compensation. Accumulated Deficit Statement Equity Components [Axis] Equity Component Equity Component [Domain] Common Stock Common Stock [Member] Treasury Stock Treasury Stock [Member] Additional Paid-in Capital Additional Paid In Capital [Member] Accumulated Deficit Retained Earnings [Member] Accumulated Other Comprehensive Income (Loss) Accumulated Other Comprehensive Income [Member] Balance, Beginning Balance, Beginning, Shares Adoption of ASU 2016-09 New Accounting Pronouncement Or Change In Accounting Principle Effect Of Adoption Quantification Issuance of common stock upon exercise of stock options or awards of restricted stock units Stock Issued During Period Value Stock Options Exercised Issuance of common stock upon exercise of stock options or awards of restricted stock units, Shares Stock Issued During Period Shares Stock Options Exercised Tax payments related to shares withheld for share-based compensation plans Adjustments Related To Taxes Payment With Holding For Share Based Compensation Tax payments related to shares withheld for share-based compensation plans, shares Shares Paid For Tax Withholding For Share Based Compensation Stock-based compensation expense Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value Repurchase of Class A common stock Stock Repurchased During Period Value Repurchase of Class A common stock, Shares Stock Repurchased During Period Shares Retirement of treasury stock Stock Repurchased And Retired During Period Value Retirement of treasury stock, Shares Stock Repurchased And Retired During Period Shares Dividends paid Dividends Change in fair value of marketable securities Other Comprehensive Income Loss Available For Sale Securities Tax OCI release due to termination of interest rate swap agreements Foreign currency translation gain (loss) Balance, Ending Balance, Ending, Shares Cost of revenue from television spectrum usage rights. Non-cash interest. Amortization of syndication contracts. Payments on syndication contracts. Payments for deposits on acquisition. Payment of contingent consideration. Business combination, contingent consideration, liability assumed. Cash payments for. Statement Of Cash Flows [Abstract] Cash flows from operating activities: Net Cash Provided By Used In Operating Activities [Abstract] Adjustments to reconcile net income to net cash provided by operating activities: Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Cost of revenue - television (spectrum usage rights) Cost Of Revenue From Television Spectrum Usage Rights Impairment loss on investment Deferred income taxes Deferred Income Tax Expense Benefit Non-cash interest Non Cash Interest Amortization of syndication contracts Amortization Of Syndication Contracts Payments on syndication contracts Payments On Syndication Contracts Equity in net (income) loss of nonconsolidated affiliate Income Loss From Equity Method Investments Net Of Dividends Or Distributions (Gain) loss on disposal of property and equipment Gain Loss On Sale Of Property Plant Equipment (Gain) loss on debt extinguishment Changes in assets and liabilities: Increase Decrease In Operating Capital [Abstract] (Increase) decrease in trade receivables, net Increase Decrease In Accounts Receivable (Increase) decrease in prepaid expenses and other current assets Increase Decrease In Prepaid Deferred Expense And Other Assets Increase (decrease) in accounts payable, accrued expenses and other liabilities Increase Decrease In Accounts Payable And Accrued Liabilities Net cash provided by operating activities Net Cash Provided By Used In Operating Activities Cash flows from investing activities: Net Cash Provided By Used In Investing Activities [Abstract] Proceeds from sale of property and equipment and intangibles Proceeds From Sale Of Productive Assets Purchases of property and equipment Payments To Acquire Property Plant And Equipment Purchases of intangibles Payments To Acquire Intangible Assets Purchase of a businesses, net of cash acquired Payments To Acquire Businesses Net Of Cash Acquired Purchases of marketable securities Payments To Acquire Marketable Securities Proceeds from marketable securities Proceeds From Sale And Maturity Of Marketable Securities Purchases of investments Payments To Acquire Longterm Investments Deposits on acquisition Payments For Deposits On Acquisition Net cash provided by (used in) investing activities Net Cash Provided By Used In Investing Activities Cash flows from financing activities: Net Cash Provided By Used In Financing Activities [Abstract] Proceeds from stock option exercises Proceeds From Stock Options Exercised Tax payments related to shares withheld for share-based compensation plans Payments Related To Tax Withholding For Share Based Compensation Payments on long-term debt Repayments Of Long Term Debt Dividends paid Payments Of Dividends Repurchase of Class A common stock Payments For Repurchase Of Common Stock Payment of contingent consideration Payment Of Contingent Consideration Termination of swap agreements Payments For Proceeds From Derivative Instrument Financing Activities Proceeds from borrowings on long-term debt Proceeds From Issuance Of Long Term Debt Payments of capitalized debt offering and issuance costs Payments Of Financing Costs Net cash used in financing activities Net Cash Provided By Used In Financing Activities Effect of exchange rates on cash, cash equivalents and restricted cash Effect Of Exchange Rate On Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Net increase (decrease) in cash, cash equivalents and restricted cash Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect Cash, cash equivalents and restricted cash: Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents [Abstract] Beginning Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Including Disposal Group And Discontinued Operations Ending Supplemental disclosures of cash flow information: Supplemental Cash Flow Information [Abstract] Cash payments for: Cash Payments For [Abstract] Interest Interest Paid Net Income taxes Income Taxes Paid Net Supplemental disclosures of non-cash investing and financing activities: Noncash Investing And Financing Items [Abstract] Capital expenditures financed through accounts payable, accrued expenses and other liabilities Capital Expenditures Incurred But Not Yet Paid Contingent consideration included in accounts payable, accrued expenses and other liabilities Business Combination Contingent Consideration Liability Assumed Documents Incorporated by Reference Documents Incorporated By Reference [Text Block] Organization Consolidation And Presentation Of Financial Statements [Abstract] Nature of Business Nature Of Operations Accounting Policies [Abstract] Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Business Combinations [Abstract] Acquisitions Mergers Acquisitions And Dispositions Disclosures [Text Block] Revenue From Contract With Customer [Abstract] Revenues Revenue From Contract With Customer [Text Block] Goodwill And Intangible Assets Disclosure [Abstract] Goodwill and Other Intangible Assets Goodwill And Intangible Assets Disclosure [Text Block] Property Plant And Equipment [Abstract] Property and Equipment Property Plant And Equipment Disclosure [Text Block] Leases [Abstract] Leases Lessee Operating Leases [Text Block] Payables And Accruals [Abstract] Accounts Payable and Accrued Expenses Accounts Payable And Accrued Liabilities Disclosure [Text Block] Debt Disclosure [Abstract] Long Term Debt Long Term Debt [Text Block] Fair Value Disclosures [Abstract] Fair Value Measurements Fair Value Measurement Inputs Disclosure [Text Block] Income Tax Disclosure [Abstract] Income Taxes Income Tax Disclosure [Text Block] Commitments And Contingencies Disclosure [Abstract] Commitments and Contingencies Commitments And Contingencies Disclosure [Text Block] Equity [Abstract] Stockholders' Equity Stockholders Equity Note Disclosure [Text Block] Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] Equity Incentive Plans Disclosure Of Compensation Related Costs Share Based Payments [Text Block] Related Party Transactions [Abstract] Related-Party Transactions Related Party Transactions Disclosure [Text Block] Accumulated Other Comprehensive Income (Loss) Comprehensive Income Note [Text Block] Litigation Legal Matters And Contingencies [Text Block] Segment Reporting [Abstract] Segment Data Segment Reporting Disclosure [Text Block] Quarterly Financial Information Disclosure [Abstract] Quarterly Results of Operations Quarterly Financial Information [Text Block] Subsequent Events [Abstract] Subsequent Events Subsequent Events [Text Block] Valuation And Qualifying Accounts [Abstract] Schedule II - Consolidated Valuation and Qualifying Accounts Schedule Of Valuation And Qualifying Accounts Disclosure [Text Block] Basis of Consolidation and Presentation Consolidation Policy [Text Block] Variable Interest Entities Consolidation Variable Interest Entity Policy Use of Estimates Use Of Estimates Cash and Cash Equivalents Cash And Cash Equivalents Policy [Text Block] Restricted Cash Cash And Cash Equivalents Restricted Cash And Cash Equivalents Policy Investments Investment Policy [Text Block] Long lived assets other asset and intangibles subject to amortization. Long-lived Assets, Other Assets and Intangibles Subject to Amortization Long Lived Assets Other Asset And Intangibles Subject To Amortization Policy [Text Block] Goodwill Goodwill And Intangible Assets Goodwill Policy Indefinite Life Intangible Assets Goodwill And Intangible Assets Intangible Assets Indefinite Lived Policy Concentrations of Credit Risk and Trade Receivables Concentration Risk Credit Risk Dependence on business partners. Dependence on Business Partners Dependence On Business Partners Policy [Text Block] Disclosures About Fair Value of Financial Instruments Fair Value Of Financial Instruments Policy Off-Balance Sheet Financings and Liabilities Off Balance Sheet Credit Exposure Policy Policy [Text Block] Income Taxes Income Tax Policy [Text Block] Value added taxes. Value Added Taxes Value Added Taxes Policy [Text Block] Advertising Costs Advertising Costs Policy [Text Block] Legal Costs Legal Costs Policy [Text Block] Repairs and Maintenance Maintenance Cost Policy Policy [Text Block] Revenue Recognition Revenue Recognition Policy [Text Block] Trade transactions. Trade Transactions Trade Transactions Policy [Text Block] Cost of Revenue Cost Of Sales Policy [Text Block] Direct operating expenses. Direct Operating Expenses Direct Operating Expenses Policy [Text Block] Corporate expenses. Corporate Expenses Corporate Expenses Policy [Text Block] Stock-Based Compensation Share Based Compensation Option And Incentive Plans Policy Earnings Per Share Earnings Per Share Policy [Text Block] Comprehensive Income (loss) Comprehensive Income Policy Policy [Text Block] Recently Issued Accounting Pronouncements New Accounting Pronouncements Policy Policy [Text Block] Reconciliation of Basic and Diluted Income (Loss) Per Share Schedule Of Earnings Per Share Basic And Diluted Table [Text Block] Business Acquisition Business Acquisition [Axis] Business Acquisition, Acquiree Business Acquisition Acquiree [Domain] Smadex. Smadex Smadex [Member] Headway Digital. Headway Headway Digital [Member] Summary of Purchase Price Allocation Schedule Of Recognized Identified Assets Acquired And Liabilities Assumed Table [Text Block] Schedule of Unaudited Pro Forma Information Business Acquisition Pro Forma Information [Text Block] Summary of Intangible Assets Subject to Amortization Acquired Schedule Of Finite Lived Intangible Assets Table [Text Block] Summary of Disaggregation of Revenue by Major Source and by Sales Channel Disaggregation Of Revenue Table [Text Block] Summary of deferred revenue. Summary of Deferred Revenue Summary Of Deferred Revenue Table [Text Block] Carrying Amount of Goodwill Schedule Of Goodwill [Text Block] Composition of the company's acquired intangible assets and the associated accumulated amortization. Composition of Company's Acquired Intangible Assets and Associated Accumulated Amortization Schedule Of Acquired Finite And Indefinite Lived Intangible Assets By Major Class [Text Block] Estimated Amortization Expense Scheduleof Finite Lived Intangible Assets Future Amortization Expense Table [Text Block] Property and Equipment Property Plant And Equipment [Text Block] Summary of Expected Future Payments Related to Lease Liabilities Lessee Operating Lease Liability Maturity Table [Text Block] Summary of lease payments and supplemental non-cash. Summary of Lease Payments and Supplemental Non-Cash Disclosures Summary Of Lease Payments And Supplemental Non Cash Table [Text Block] Summary of Components of Lease Expense Lease Cost Table [Text Block] Future Minimum Lease Payments under These Non-cancelable Operating Leases Schedule Of Future Minimum Rental Payments For Operating Leases Table [Text Block] Accounts Payable and Accrued Expenses Schedule Of Accounts Payable And Accrued Liabilities Table [Text Block] Long-Term Debt Schedule Of Debt Instruments [Text Block] Scheduled Maturities of Long-Term Debt Schedule Of Maturities Of Long Term Debt Table [Text Block] Fair Value of Assets and Liabilities Measured on Recurring Basis Schedule Of Fair Value Assets And Liabilities Measured On Recurring Basis Table [Text Block] Summary of Amortized Cost and Unrealized (Gains) Losses of Available for Sale Securities Available For Sale Securities [Text Block] Schedule of Components of Income (Loss) before Provision for Income Taxes Schedule Of Income Before Income Tax Domestic And Foreign Table [Text Block] Provision (Benefit) for Income Taxes Schedule Of Components Of Income Tax Expense Benefit Table [Text Block] Schedule of Effective Income Tax Rate Schedule Of Effective Income Tax Rate Reconciliation Table [Text Block] Components of Deferred Tax Assets and Liabilities Schedule Of Deferred Tax Assets And Liabilities Table [Text Block] Unrecognized Tax Benefits Schedule Of Unrecognized Tax Benefits Roll Forward Table [Text Block] Summary of Stock Option Activity Schedule Of Share Based Compensation Stock Options Activity Table [Text Block] Summary of Nonvested Restricted Stock and Restricted Stock Units Activity Schedule Of Sharebased Compensation Restricted Stock And Restricted Stock Units Activity Table [Text Block] Summary of Related-Party Balances with Univision and Other Related Parties Schedule Of Related Party Transactions Table [Text Block] Summary of Components of AOCI Schedule Of Accumulated Other Comprehensive Income Loss Table [Text Block] Separate Financial Data for Each of Company's Operating Segment Schedule Of Segment Reporting Information By Segment [Text Block] Summary of Quarterly Results of Operations Schedule Of Quarterly Financial Information Table [Text Block] Number of stations owned. Number of markets owned. Segment operations number of location. Schedule Of Segment Reporting Information By Segment [Table] Schedule Of Segment Reporting Information By Segment [Table] Radio. Radio Radio [Member] Advertisements and syndicate radio programming Advertisements and Syndicate Radio Programming Advertisements And Syndicate Radio Programming [Member] Statistical Measurement Range [Axis] Statistical Measurement Range [Member] Minimum Minimum [Member] Maximum [Member] Maximum [Member] Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Number of reportable segments Number Of Reportable Segments Number of stations owned Number Of Stations Owned Radio operations stations, number of location Segment Operations Number Of Location Number of markets owned Number Of Markets Owned Accounting policies. Accounting policies. Accounting Policies [Table] Accounting Policies [Table] Geographical Statement Geographical [Axis] Geographical Segment Geographical [Domain] Outside the United States Non Us [Member] Adjustments for New Accounting Pronouncements Adjustments For New Accounting Pronouncements [Axis] Type of Adoption Type Of Adoption [Member] Accounting Standards Update 2016-18 Accounting Standards Update201618 [Member] Investment Secondary Categorization Investment Secondary Categorization [Axis] Investments by Secondary Categorization Investments By Secondary Categorization [Domain] Chanclazo studios Inc. Chanclazo Studios, Inc Chanclazo Studios Inc [Member] Cocina vista llc. Cocina Vista, LLC Cocina Vista L L C [Member] Univision. Univision Univision [Member] Broadcast equipment. Broadcast Equipment Broadcast Equipment [Member] Accounting Policies [Line Items] Accounting Policies [Line Items] Equity method investments Equity Method Investments Equity method investment ownership percentage Equity Method Investment Ownership Percentage Available for sale securities Estimated losses for bad debts Provision For Doubtful Accounts Bad debts actually charged off Allowance For Doubtful Accounts Receivable Write Offs Long term debt fair value Long Term Debt Fair Value Percentage of tax benefit recognized. Percentage of tax benefit recognized Percentage Of Tax Benefit Recognized Advertising expense Advertising Expense Number of marketing and sales agreements. Number of markets involved in sales and marketing. Number of marketing and sales agreements Number Of Marketing And Sales Agreements Number of markets involved in sales and marketing Number Of Markets Involved In Sales And Marketing Broadcast trade cost. Net revenue Broadcast trade cost Broadcast Trade Cost Incremental common shares attributable to share based payment arrangements restricted stock units. Earnings Per Share Basic And Diluted [Abstract] Earnings Per Share Basic And Diluted [Abstract] Denominator: Weighted Average Number Of Shares Outstanding Basic [Abstract] Basic earnings per share: Earnings Per Share Basic [Abstract] Net income (loss) per share Denominator: Weighted Average Number Of Shares Outstanding [Abstract] Dilutive securities: Weighted Average Number Diluted Shares Outstanding Adjustment [Abstract] Stock options Incremental Common Shares Attributable To Share Based Payment Arrangements Restricted stock units Incremental Common Shares Attributable To Share Based Payment Arrangements Restricted Stock Units Weighted average common shares outstanding, diluted Diluted earnings per share: Earnings Per Share Diluted [Abstract] Net income (loss) per share Shares of dilutive securities not included in computation of diluted earnings per share Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount Other comprehensive income (loss), net of tax Lease liabilities Operating Lease Liability Schedule Of Business Acquisitions By Acquisition [Table] Schedule Of Business Acquisitions By Acquisition [Table] KMBH-TV. KMBH-TV K M B H T V [Member] KMCC-TV. KMCC-TV K M C C T V [Member] Maximum Business Acquisition [Line Items] Business Acquisition [Line Items] Business acquisition date Business Acquisition Effective Date Of Acquisition1 Aggregate cash consideration Payments To Acquire Businesses Gross Business acquisition description of acquired entity Business Acquisition Description Of Acquired Entity Ownership Interest acquired Business Acquisition Percentage Of Voting Interests Acquired Cash acquired Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Cash And Equivalents Purchase price consideration Accounts receivable Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Receivables Other current assets Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Other Property and equipment Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Property Plant And Equipment Intangible assets subject to amortization Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangible Assets Other Than Goodwill Current liabilities Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Liabilities Long-term liabilities Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Noncurrent Liabilities Long Term Debt Deferred tax Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Deferred Tax Liabilities Noncurrent Accounts receivables assets acquired, fair value Gross amount account receivables asset acquired Business Combination Acquired Receivables Gross Contractual Amount Expenses Operating Expenses Pro Forma: Business Acquisition Pro Forma Information [Abstract] Total revenue Business Acquisitions Pro Forma Revenue Net income (loss) Business Acquisitions Pro Forma Net Income Loss Basic and diluted earnings per share: Earnings Per Share Pro Forma [Abstract] Net income per share, basic Business Acquisition Pro Forma Earnings Per Share Basic Net income per share, diluted Business Acquisition Pro Forma Earnings Per Share Diluted Weighted average common shares outstanding, basic Weighted Average Basic Shares Outstanding Pro Forma Weighted average common shares outstanding, diluted Pro Forma Weighted Average Shares Outstanding Diluted Acquisition fees and costs Business Combination Acquisition Related Costs Fair value of contingent consideration Business Combination Liabilities Arising From Contingencies Amount Recognized Schedule Of Finite Lived Intangible Assets [Table] Schedule Of Finite Lived Intangible Assets [Table] Finite-Lived Intangible Assets by Major Class Finite Lived Intangible Assets By Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name Finite Lived Intangible Assets Major Class Name [Domain] Existing technology. Existing Technology Existing Technology [Member] Publisher relationships. Publisher Relationships Publisher Relationships [Member] Advertiser relationships. Advertiser Relationships Advertiser Relationships [Member] MediaMath agreement. MediaMath Agreement Media Math Agreement [Member] Non-Compete Agreements Noncompete Agreements [Member] Trade Name Trade Names [Member] Finite Lived Intangible Assets [Line Items] Finite Lived Intangible Assets [Line Items] Estimated Fair Value, Intangible Asset Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangibles Weighted average life (in years), Intangible Assets Acquired Finite Lived Intangible Assets Weighted Average Useful Life Business combination contingent consideration arrangements performance benchmark period. Contingent consideration payments. Contingent consideration agreement, payment period Business Combination Contingent Consideration Arrangements Performance Benchmark Period Contingent consideration arrangements, minimum Business Combination Contingent Consideration Arrangements Range Of Outcomes Value Low Contingent consideration arrangements, maximum Business Combination Contingent Consideration Arrangements Range Of Outcomes Value High Contingent consideration, payments Contingent Consideration Payments Amount due under contract expected to be uncollectible Business Combination Acquired Receivables Estimated Uncollectible Net income per share, basic Basic Earnings Per Share Pro Forma Net income per share, diluted Diluted Earnings Per Share Pro Forma Disaggregation Of Revenue [Table] Disaggregation Of Revenue [Table] Broadcast advertising. Broadcast Advertising Broadcast Advertising [Member] Digital advertising. Digital Advertising Digital Advertising [Member] Retransmission consent. Retransmission Consent Retransmission Consent [Member] Other product or services. Other Other Product Or Services [Member] Disaggregation Of Revenue [Line Items] Disaggregation Of Revenue [Line Items] Total revenue Advertising Advertising [Member] Contract with Customer, Sales Channel Contract With Customer Sales Channel [Axis] Contract with Customer, Sales Channel Contract With Customer Sales Channel [Domain] Local direct. Local Direct Local Direct [Member] Local agency. Local Agency Local Agency [Member] National agency. National Agency National Agency [Member] Increase in contract with customer liability. Decrease in contract with customer liability. Beginning Balance Contract With Customer Liability Increase Increase In Contract With Customer Liability Decrease Decrease In Contract With Customer Liability Ending Balance Regulatory Agency Regulatory Agency [Axis] Regulatory Agency Regulatory Agency [Domain] Federal communications commission. FCC Federal Communications Commission [Member] Revenue recognized Cost of revenue Schedule Of Goodwill [Table] Schedule Of Goodwill [Table] Goodwill [Line Items] Goodwill [Line Items] Goodwill, Beginning balance Acquisition Goodwill Acquired During Period Currency Goodwill Foreign Currency Translation Gain Loss Impairment Goodwill Impairment Loss Goodwill, Ending balance Schedule of Intangible Assets [Line Items] Schedule of intangible assets. Schedule Of Intangible Assets [Table] Schedule Of Intangible Assets [Table] Television network affiliation agreements. Television network affiliation agreements Television Network Affiliation Agreements [Member] Customer base Customer Lists [Member] Pre-sold advertising contracts and other. Pre-sold advertising contracts and other Pre Sold Advertising Contracts And Other [Member] Federal communications commission licenses and spectrum usage rights. FCC Licenses and Spectrum Usage Rights Federal Communications Commission Licenses And Spectrum Usage Rights [Member] Schedule Of Intangible Assets [Line Items] Schedule Of Intangible Assets [Line Items] Weighted average remaining life in years Gross Carrying Amount Finite Lived Intangible Assets Gross Accumulated Amortization Net Carrying Amount Intangible assets not subject to amortization: Indefinite Lived Intangible Assets Excluding Goodwill [Abstract] Licenses Indefinite Lived License Agreements Total intangible assets Intangible Assets Net Excluding Goodwill Federal communications commission licenses. FCC Licenses Federal Communications Commission Licenses [Member] Mexico MEXICO Aggregate amortization expense Amortization Of Intangible Assets Estimated Amortization Expense Finite Lived Intangible Assets Future Amortization Expense [Abstract] 2020 Finite Lived Intangible Assets Amortization Expense Next Twelve Months 2021 Finite Lived Intangible Assets Amortization Expense Year Two 2022 Finite Lived Intangible Assets Amortization Expense Year Three 2023 Finite Lived Intangible Assets Amortization Expense Year Four 2024 Finite Lived Intangible Assets Amortization Expense Year Five Thereafter Finite Lived Intangible Assets Amortization Expense After Year Five Number of reporting segments Percentage of change in fair value of assets. Goodwill, impaired, method for fair value determination Goodwill Impaired Method For Fair Value Determination Percentage of fair value of assets Percentage Of Change In Fair Value Of Assets Impairment of goodwill Number of licenses exceeds fair value. Number of licenses exceeds fair value Number Of Licenses Exceeds Fair Value Impairment charge related to indefinite life intangible assets Impairment Of Intangible Assets Indefinitelived Excluding Goodwill Broadcast license period. Broadcast license term expiry date. Broadcast license period Broadcast License Period Broadcast license expiration date Broadcast License Term Expiry Date Property plant and equipment excluding land gross. Property plant and equipment excluding land net. Property Plant and Equipment Useful Life And Values [Abstract] Property Plant And Equipment Useful Life And Values [Abstract] Schedule Of Property Plant And Equipment [Table] Schedule Of Property Plant And Equipment [Table] Property, Plant and Equipment, Type Property Plant And Equipment By Type [Axis] Property, Plant and Equipment, Type Property Plant And Equipment Type [Domain] Buildings Building [Member] Construction in progress Construction In Progress [Member] Transmission studio and other broadcast equipment member. Transmission, studio and other broadcast equipment Transmission Studio And Other Broadcast Equipment [Member] Office and computer equipment member. Office and computer equipment Office And Computer Equipment [Member] Transportation equipment Transportation Equipment [Member] Leasehold and land improvements member. Leasehold improvements and land improvements Leasehold And Land Improvements [Member] Property, Plant and Equipment [Line Items] Property Plant And Equipment [Line Items] Property and equipment excluding land gross Property Plant And Equipment Excluding Land Gross Less accumulated depreciation Property and equipment excluding land, net Property Plant And Equipment Excluding Land Net Land Land Property and equipment, total Property and equipment, Estimated useful life Property Plant And Equipment Useful Life Property and equipment, Estimated useful life Property Plant And Equipment Estimated Useful Lives Depreciation expense Depreciation Number of stations assigned to new channels. Estimated reimbursable cost. Gains (losses) on involuntary conversion associated with repack process. Number of stations assigned to new channels Number Of Stations Assigned To New Channels Estimated reimbursable cost Estimated Reimbursable Cost Gains on involuntary conversion associated with repack process Gains Losses On Involuntary Conversion Associated With Repack Process Operating lease remaining lease term description. Operating lease remaining lease term. Lessee Lease Description [Table] Lessee Lease Description [Table] Facilities and Broadcast Equipment Santa Monica. Santa Monica Santa Monica [Member] Los Angeles. Los Angeles Los Angeles [Member] Lessee Lease Description [Line Items] Lessee Lease Description [Line Items] Remaining term description of leases Operating Lease Remaining Lease Term Description Remaining term of leases Operating Lease Remaining Lease Term Non-cancelable ​operating ​leases​ term​ of expiration. Non-cancelable operating lease expiration term Non Cancelable Operating Leases Term Of Expiration Area under operating lease. Operating lease expiration year. Area under operating leases for corporate headquarters Area Under Operating Lease Lease Expiration Year Operating Lease Expiration Year 2020 Lessee Operating Lease Liability Payments Due Next Twelve Months 2021 Lessee Operating Lease Liability Payments Due Year Two 2022 Lessee Operating Lease Liability Payments Due Year Three 2023 Lessee Operating Lease Liability Payments Due Year Four 2024 Lessee Operating Lease Liability Payments Due Year Five 2025 and thereafter Lessee Operating Lease Liability Payments Due After Year Five Total minimum payments Lessee Operating Lease Liability Payments Due Less amounts representing interest Lessee Operating Lease Liability Undiscounted Excess Amount Present value of minimum lease payments Less current operating lease liabilities Weighted average remaining lease term Operating Lease Weighted Average Remaining Lease Term1 Weighted average discount rate Operating Lease Weighted Average Discount Rate Percent Cash paid for amounts included in lease liabilities. Cash paid for amounts included in lease liabilities: Cash Paid For Amounts Included In Lease Liabilities [Abstract] Operating cash flows from operating leases Operating Lease Payments Non-cash additions to operating lease assets Right Of Use Asset Obtained In Exchange For Operating Lease Liability Operating lease cost Operating Lease Cost Variable lease cost Variable Lease Cost Short-term lease cost Short Term Lease Cost Total lease cost Lease Cost Lease cost 2019 Operating Leases Future Minimum Payments Due Current 2020 Operating Leases Future Minimum Payments Due In Two Years 2021 Operating Leases Future Minimum Payments Due In Three Years 2022 Operating Leases Future Minimum Payments Due In Four Years 2023 Operating Leases Future Minimum Payments Due In Five Years Thereafter Operating Leases Future Minimum Payments Due Thereafter Total Operating Leases Future Minimum Payments Due Total rent expense under operating leases Operating Leases Rent Expense Net Accrued national representation fees. Other taxes payable current. Amounts due under joint sales agreements. Accrued capital expenditures. Accrued media costs. Accounts payable Accounts Payable Current Accrued payroll and compensated absences Employee Related Liabilities Current Accrued bonuses Accrued Bonuses Current Professional fees Accrued Professional Fees Current Deferred revenue Deferred Revenue Current Accrued national representation fees Accrued National Representation Fees Income taxes payable Taxes Payable Current Other taxes payable Other Taxes Payable Current Amounts due under joint sales agreements Amounts Due Under Joint Sales Agreements Accrued property taxes Accrual For Taxes Other Than Income Taxes Current Accrued capital expenditures Accrued Capital Expenditures Accrued media costs – digital Accrued Media Costs Other Other Accrued Liabilities Current Accounts Payable and Accrued Expenses Term Loan Long Term Debt Less current maturities Long term debt, net current portion Debt Instrument Carrying Amount Long term debt noncurrent Long Term Debt By Maturity [Abstract] 2020 Long Term Debt Maturities Repayments Of Principal In Next Twelve Months 2021 Long Term Debt Maturities Repayments Of Principal In Year Two 2022 Long Term Debt Maturities Repayments Of Principal In Year Three 2023 Long Term Debt Maturities Repayments Of Principal In Year Four 2024 Long Term Debt Maturities Repayments Of Principal In Year Five Thereafter Long Term Debt Maturities Repayments Of Principal After Year Five Debt instrument additional borrowings capacity. First lien net leverage ratio. Line of credit facility, agreement date. Debt Instrument [Table] Debt Instrument [Table] Debt Instrument Debt Instrument [Axis] Debt Instrument, Name Debt Instrument Name [Domain] Two thousand seventeen revolving credit facility. 2017 Credit Facility Two Thousand Seventeen Revolving Credit Facility [Member] Credit Facility Credit Facility [Axis] Credit Facility Credit Facility [Domain] Senior secured Term Loan B Facility. Term Loan B Facility Senior Secured Term Loan B Facility [Member] Variable Rate Variable Rate [Axis] Variable Rate Variable Rate [Domain] Eurodollar Rate Eurodollar [Member] Base Rate Margin Base Rate [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Agreement date Line Of Credit Facility Agreement Date Senior Secured debt Line Of Credit Facility Current Borrowing Capacity Additional borrowing capacity Debt Instrument Additional Borrowings Capacity First lien net leverage ratio First Lien Net Leverage Ratio Variable interest rate basis spread on debt Debt Instrument Basis Spread On Variable Rate1 Maturity date of revolving credit facility Line Of Credit Facility Expiration Date1 Interest rate on term loan Debt Instrument Interest Rate Stated Percentage Period to default in payment of interest on borrowings. Certain customary events of default, number of business days to default in the payment of interest on borrowings Period To Default In Payment Of Interest On Borrowings Default period for compliance with other agreement. Period to default in payment of financial statement delivery obligations. Certain customary events of default, number of days default continue for compliance with other agreement Default Period For Compliance With Other Agreement Certain customary events of default, number of days default continue for financial statement delivery obligations Period To Default In Payment Of Financial Statement Delivery Obligations Line of credit facility minimum aggregate indebtedness amount. Certain customary events of default, indebtedness aggregate amount Line Of Credit Facility Minimum Aggregate Indebtedness Amount Failure in payment of final judgments minimum aggregate amount. Failure in payment of final judgments minimum aggregate amount period. Certain customary events of default, failure in payment of final judgments aggregate amount Failure In Payment Of Final Judgments Minimum Aggregate Amount Certain customary events of default, failure in payment of final judgments aggregate amount period Failure In Payment Of Final Judgments Minimum Aggregate Amount Period Line of credit facility prepayment. Prepayments to reduce loans outstanding Line Of Credit Facility Prepayment Debt instrument fee percentage of outstanding loan. Percentage of fee equal to amount of outstanding loan Debt Instrument Fee Percentage Of Outstanding Loan Total fee amount Debt Instrument Fee Amount Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table] Measurement Frequency Fair Value By Measurement Frequency [Axis] Measurement Frequency Fair Value Measurement Frequency [Domain] Fair Value, Measurements, Recurring Fair Value Measurements Recurring [Member] Fair Value Hierarchy and NAV Fair Value By Fair Value Hierarchy Level [Axis] Fair Value Hierarchy and NAV Fair Value Measurements Fair Value Hierarchy [Domain] Level 1 Fair Value Inputs Level1 [Member] Level 2 Fair Value Inputs Level2 [Member] Level 3 Fair Value Inputs Level3 [Member] Investment Type Investment Type [Axis] Investments Investment Type Categorization [Member] Corporate Bonds Corporate Bond Securities [Member] Cash and Cash Equivalents Cash And Cash Equivalents [Axis] Cash and Cash Equivalents Restricted Cash And Cash Equivalents Cash And Cash Equivalents [Member] Money Market Account Money Market Funds [Member] Certificates of Deposit Certificates Of Deposit [Member] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items] Fair Value and Carrying Value on Assets Available For Sale Securities Debt Securities Contingent consideration Business combination contingent consideration liability measurement input term. Measurement Input Type Measurement Input Type [Axis] Measurement Input Type Measurement Input Type [Domain] Measurement Input, Discount rate Measurement Input Discount Rate [Member] Measurement Input, Discount period Measurement Input Expected Term [Member] Cost of debt, discount rate Business Combination Contingent Consideration Liability Measurement Input Cost of debt, discount period Business Combination Contingent Consideration Liability Measurement Input Term Contingent liability, noncurrent Business Combination Contingent Consideration Liability Noncurrent Available for sale securities within one year unrealized gains (losses). Available for sale securities after one year through five years unrealized gains (losses). Amortized Cost Available For Sale Securities Debt Maturities Amortized Cost [Abstract] Due within a year Available For Sale Securities Debt Maturities Within One Year Amortized Cost Due after one year through five years Available For Sale Securities Debt Maturities After One Through Five Years Amortized Cost Total Available For Sale Debt Securities Amortized Cost Basis Unrealized gains (losses) Available For Sale Securities Gross Unrealized Gain Loss [Abstract] Due within a year Available For Sale Securities Within One Year Unrealized Gains Losses Due after one year through five years Available For Sale Securities After One Year Through Five Years Unrealized Gains Losses Total Debt Securities Available For Sale Unrealized Gain Loss Domestic Income Loss From Continuing Operations Before Income Taxes Domestic Foreign Income Loss From Continuing Operations Before Income Taxes Foreign Income (loss) before provision for income taxes Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments Current Current Income Tax Expense Benefit Continuing Operations [Abstract] Federal Current Federal Tax Expense Benefit State Current State And Local Tax Expense Benefit Foreign Current Foreign Tax Expense Benefit Gross Current Income Tax Expense Benefit Deferred Deferred Income Tax Expense Benefit Continuing Operations [Abstract] Federal Deferred Federal Income Tax Expense Benefit State Deferred State And Local Income Tax Expense Benefit Foreign Deferred Foreign Income Tax Expense Benefit Gross Deferred Income Taxes And Tax Credits Total provision (benefit) for taxes Operating Loss Carryforwards [Table] Operating Loss Carryforwards [Table] Income Tax Authority Income Tax Authority [Axis] Income Tax Authority Income Tax Authority [Domain] Domestic Tax Authority Domestic Country [Member] Foreign Tax Authority Foreign Country [Member] State and Local Jurisdiction State And Local Jurisdiction [Member] Tax Period Tax Period [Axis] Tax Period Tax Period [Domain] Earliest Tax Year Earliest Tax Year [Member] Latest Tax Year Latest Tax Year [Member] Operating Loss Carryforwards [Line Items] Operating Loss Carryforwards [Line Items] Federal income tax rate Effective Income Tax Rate Reconciliation At Federal Statutory Income Tax Rate Income Tax Reconciliation Income Tax Expense Benefit Increase Decrease [Abstract] Computed “expected” tax provision (benefit) Income Tax Reconciliation Income Tax Expense Benefit At Federal Statutory Income Tax Rate Change in income tax resulting from: Income Tax Reconciliation Income Tax Expense Benefit Increase Decrease [Abstract] State taxes, net of federal benefit Income Tax Reconciliation State And Local Income Taxes Change in fair value of earnout Income Tax Reconciliation Change In Fair Value Of Earnout Non-deductible executive compensation Income Tax Reconciliation Nondeductible Expense State tax impact of previously deferred gain from FCC auction for broadcast spectrum Income Tax Reconciliation State Tax Impact Of Previously Deferred Gain From F C C Auction For Broadcast Spectrum Change in federal tax rate Income Tax Reconciliation Change In Enacted Tax Rate Change in state tax rate Income Tax Reconciliation Change In State Tax Rate Stock compensation Income Tax Reconciliation Nondeductible Expense Share Based Compensation Cost Change in unrecognized tax benefits Income Tax Reconciliation Change In Unrecognized Tax Benefits Impairment Income Tax Reconciliation Nondeductible Expense Impairment Losses Other Income Tax Reconciliation Other Adjustments Deferred tax assets lease obligations. Deferred tax assets: Components Of Deferred Tax Assets [Abstract] Accrued expenses Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Accrued Liabilities Accounts receivable Deferred Tax Assets Tax Deferred Expense Reserves And Accruals Allowance For Doubtful Accounts Net operating loss carryforward Deferred Tax Assets Operating Loss Carryforwards Stock-based compensation Deferred Tax Assets Tax Deferred Expense Compensation And Benefits Share Based Compensation Cost Credits Deferred Tax Assets Tax Credit Carryforwards Lease obligations Deferred Tax Assets Lease Obligations Deferred state taxes Deferred Tax Assets State Taxes Other Deferred Tax Assets Other Net deferred tax assets Deferred Tax Assets Net Deferred tax liabilities: Components Of Deferred Tax Liabilities [Abstract] Intangible assets Deferred Tax Liabilities Goodwill And Intangible Assets Intangible Assets Property and equipment Deferred Tax Liabilities Property Plant And Equipment Lease assets Deferred Tax Liabilities Leasing Arrangements Tax gain deferral - FCC auction for broadcast spectrum Deferred Tax Liabilities Tax Deferred Income Net deferred tax liabilities Deferred Income Tax Liabilities Deferred Liabilities Net Deferred Tax Liabilities Federal operating loss carryforwards expiration period start. Federal operating loss carryforwards expiration period end. State operating loss carryforwards expiration period start. State operating loss carryforwards expiration period end. Federal net operating loss carryforwards expiration period start Federal Operating Loss Carryforwards Expiration Period Start Federal net operating loss carryforwards expiration period end Federal Operating Loss Carryforwards Expiration Period End State operating loss carryforwards expiration period start State Operating Loss Carryforwards Expiration Period Start State net operating loss carryingforwards period end State Operating Loss Carryforwards Expiration Period End Federal Net operating loss carrying forward Operating Loss Carryforwards Tax cuts and jobs act of 2017 incomplete accounting change in tax rate deferred tax liability income tax expense benefit. Tax cuts and jobs act of 2017 incomplete accounting change in tax rate income tax expense benefit. Provisional decrease in federal income tax Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Deferred Tax Liability Income Tax Expense Benefit Net adjustment to deferred income tax benefit Tax Cuts And Jobs Act Of2017 Incomplete Accounting Change In Tax Rate Income Tax Expense Benefit Amount of reasonable estimate for income tax expense from transition tax on accumulated earnings of controlled foreign corporation deemed repatriated pursuant to Tax Cuts and Jobs Act for which accounting for tax effect is incomplete. U.S. transition tax Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Income Tax Expense Tax cuts and jobs act, provisional accounting for changes in income tax expense (benefit) Tax Cuts And Jobs Act Of2017 Transition Tax For Accumulated Foreign Earnings Provisional Income Tax Expense Beginning Balance Unrecognized Tax Benefits Decrease in balances related to tax rate changes Unrecognized Tax Benefits Decreases Resulting From Settlements With Taxing Authorities Increase in balances related to prior year tax positions Unrecognized Tax Benefits Increases Resulting From Prior Period Tax Positions Ending Balance Unrecognized tax benefits due to uncertain tax positions Unrecognized tax benefits which would effect effective tax rate if recognized Unrecognized Tax Benefits That Would Impact Effective Tax Rate Accrued interest and penalties related to uncertain tax positions Unrecognized Tax Benefits Income Tax Penalties And Interest Accrued Income tax year under examination Income Tax Examination Year Under Examination Lease commitments aggregate commitment with research and rating providers. Lease commitments with research and rating providers annual commitment. Contingencies And Commitments [Line Items] Contingencies And Commitments [Table] Contingencies And Commitments [Table] Contingencies And Commitments [Table] Scenario Statement Scenario [Axis] Scenario Scenario Unspecified [Domain] Scenario Forecast Scenario Forecast [Member] Contingencies And Commitments [Line Items] Contingencies And Commitments [Line Items] Lease commitment with media research and rating providers, aggregate amount Lease Commitments Aggregate Commitment With Research And Rating Providers Lease commitment with media research and rating providers, annual commitment Lease Commitments With Research And Rating Providers Annual Commitment Schedule Of Capitalization Equity [Table] Schedule Of Capitalization Equity [Table] Schedule Of Capitalization Equity [Line Items] Schedule Of Capitalization Equity [Line Items] Common stock, voting rights Common Stock Voting Rights Cash dividend paid per share Common Stock Dividends Per Share Cash Paid Aggregate amount of cash dividends paid Dividends Common Stock Cash Preferred stock, shares issued Preferred Stock Shares Issued Preferred stock, shares outstanding Preferred Stock Shares Outstanding Amount approved under share purchase Stock Repurchase Program Authorized Amount1 Number of shares repurchased Average price of repurchased shares Treasury Stock Acquired Average Cost Per Share Aggregate purchase price of repurchased shares Share based compensation arrangement by share based payment award award contractual term. Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Plan Name Plan Name [Axis] Plan Name Plan Name [Domain] 2000 omnibus equity incentive plan. 2000 Plan Two Thousand Omnibus Equity Incentive Plan [Member] 2004 equity incentive plan. 2004 Plan Two Thousand And Four Equity Incentive Plan [Member] Award Type Award Type [Axis] Award Type Share Based Compensation Arrangements By Share Based Payment Award Award Type And Plan Name [Domain] Employee Stock Options Employee Stock Option [Member] Restricted stock and restricted stock units. Restricted Stock And Restricted Stock Units Restricted Stock And Restricted Stock Units [Member] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Common stock shares authorized under 2000 plan and 2004 plan Share Based Compensation Arrangement By Share Based Payment Award Number Of Shares Authorized Contractual term of stock options Share Based Compensation Arrangement By Share Based Payment Award Award Contractual Term Vesting period Share Based Compensation Arrangement By Share Based Payment Award Award Vesting Period1 Performance based awards eliminated minimum vesting period. Performance-based restricted stock and restricted stock units, eliminated minimum vesting period under amended 2004 plan Performance Based Awards Eliminated Minimum Vesting Period Share-based compensation award extended expiration date Share Based Compensation Arrangement By Share Based Payment Award Expiration Date Securities remaining available for future issuance Common Stock Capital Shares Reserved For Future Issuance Stock options granted (in shares) Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross Number of Shares Outstanding, Beginning Balance Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number Number of Shares, Exercised Number of Shares, Forfeited or cancelled Share Based Compensation Arrangement By Share Based Payment Award Options Forfeitures In Period Number of Shares Outstanding, Ending Balance Number of Shares, Vested and Exercisable Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Number Weighted-Average Exercise Price, Beginning Balance Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price Weighted-Average Exercise Price, Exercised Share Based Compensation Arrangements By Share Based Payment Award Options Exercises In Period Weighted Average Exercise Price Weighted-Average Exercise Price, Forfeited or cancelled Share Based Compensation Arrangements By Share Based Payment Award Options Forfeitures In Period Weighted Average Exercise Price Weighted-Average Exercise Price, Ending Balance Weighted-Average Exercise Price, Vested and Exercisable Share Based Compensation Arrangement By Share Based Payment Award Options Exercisable Weighted Average Exercise Price Weighted-Average Remaining Contractual Life (Years) Sharebased Compensation Arrangement By Sharebased Payment Award Options Outstanding Weighted Average Remaining Contractual Term2 Weighted-Average Remaining Contractual Life (Years), Vested and Exercisable Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Weighted Average Remaining Contractual Term1 Aggregate Intrinsic Value, Exercised Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Total Intrinsic Value Aggregate Intrinsic Value, Outstanding Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Intrinsic Value Aggregate Intrinsic Value, Vested and Exercisable Sharebased Compensation Arrangement By Sharebased Payment Award Options Exercisable Intrinsic Value1 Share-based compensation expenses Allocated Share Based Compensation Expense Number of Shares Nonvested, Beginning Balance Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number Number of Shares, Granted Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Number of Shares, Vested Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Number of Shares, Forfeited or Cancelled Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period Number of Shares Nonvested Ending Balance Weighted-Average Grant Date Fair Value, Beginning Balance Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value Weighted-Average Grant Date Fair Value, Granted Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value Weighted-Average Grant Date Fair Value, Vested Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value Weighted-Average Grant Date Fair Value, Forfeited or Cancelled Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value Weighted-Average Grant Date Fair Value, Ending Balance Total unrecognized compensation expense related to grants of restricted stock and restricted stock units Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Share Based Awards Other Than Options Weighted average period for unrecognized compensation expense related to grants of stock options Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 Shares vested related to grants of restricted stock and restricted stock units Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Total Fair Value Affiliate advertising minutes per hour for which entity has right to sell. Schedule Of Related Party Transactions By Related Party [Table] Schedule Of Related Party Transactions By Related Party [Table] UniMas. UniMas Uni Mas [Member] Related Party Transaction [Line Items] Related Party Transaction [Line Items] Affiliate advertising minutes per hour for which entity has right to sell Affiliate Advertising Minutes Per Hour For Which Entity Has Right To Sell Company common stock owned by related party on fully converted basis. Common stock percentage held by Univision Company Common Stock Owned By Related Party On Fully Converted Basis Conversion between classes of common stock number of shares converted per share. Number of Class A common stock shares converted Conversion Between Classes Of Common Stock Number Of Shares Converted Per Share Retransmission consent revenue. Retransmission consent revenue Retransmission Consent Revenue Other related parties. Other Other Related Parties [Member] Trade receivables Other current assets Accounts payable Amortization Accounts receivable from third parties under joint sales agreement with related party. Accounts receivable from third parties Accounts Receivable From Third Parties Under Joint Sales Agreement With Related Party Carriage cost. Fees paid for carriage of programming Carriage Cost Accumulated Other Comprehensive Income Loss [Table] Accumulated Other Comprehensive Income Loss [Table] Foreign Currency Translation Accumulated Translation Adjustment [Member] Marketable Securities Accumulated Net Unrealized Investment Gain Loss [Member] Cash Flow Hedges Accumulated Gain Loss Net Cash Flow Hedge Parent [Member] Accumulated Other Comprehensive Income Loss [Line Items] Accumulated Other Comprehensive Income Loss [Line Items] Other comprehensive income (loss) before reclassifications Other Comprehensive Income Loss Before Reclassifications Net Of Tax Income tax (expense) benefit Other Comprehensive Income Loss Tax Amounts reclassified from AOCI Reclassification From Accumulated Other Comprehensive Income Current Period Net Of Tax Advertisements and syndicates radio programming Advertisements and Syndicates Radio Programming Advertisements And Syndicates Radio Programming [Member] Percentage of revenue generated from foreign countries. Percentage of revenue generated from outside the United States Percentage Of Revenue Generated From Foreign Countries Capital additions including non cash additions. Digital Consolidation Items Consolidation Items [Axis] Consolidation Items Consolidation Items [Domain] Operating Segments Operating Segments [Member] Corporate, Non-Segment Corporate Non Segment [Member] Operating income (loss) Corporate expenses Capital expenditures Capital Additions Including Non Cash Additions Total assets Percentage change in net revenue. Percentage change in cost of revenue. Percentage change in direct operating costs. Percentage change in selling, general and administrative expenses. Percentage change in depreciation and amortization. Percentage change in operating profit loss. Percentage change in expenses. Percentage change in fair value of contingent consideration. Percentage change in impairment charge. Percentage change in foreign currency exchange gain loss. Percentage change in other operating (gain) loss. Percentage change in operating income (loss). Percentage change in net revenue Percentage Change In Net Revenue Percentage change in cost of revenue Percentage Change In Cost Of Revenue Percentage change in direct operating expenses Percentage Change In Direct Operating Costs Percentage change in selling, general and administrative expenses Percentage Change In Selling General And Administrative Expense Percentage change in depreciation and amortization Percentage Change In Depreciation And Amortization Percentage change in segment operating profit (loss) Percentage Change In Operating Profit Loss Percentage change in corporate expenses Percentage Change In Expenses Percentage change in fair value of contingent consideration Percentage Change In Fair Value Of Contingent Consideration Percentage change in impairment charge Percentage Change In Impairment Charge Percentage change in foreign currency (gain) loss Percentage Change In Foreign Currency Exchange Gain Loss Percentage change in other operating (gain) loss Percentage Change In Other Operating Gain Loss Percentage change in operating income (loss) Percentage Change In Operating Income Loss Net income (loss) applicable to common stockholders Subsequent Event [Table] Subsequent Event [Table] Subsequent Event Type Subsequent Event Type [Axis] Subsequent Event Type Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Legal Entity Legal Entity [Axis] Entity Entity [Domain] ION Media Stations, Inc. ION Media Stations, Inc. I O N Media Stations Inc [Member] Disposal Group Name Income Statement Balance Sheet And Additional Disclosures By Disposal Groups Including Discontinued Operations [Axis] Disposal Group Name Disposal Groups Including Discontinued Operations Name [Domain] Subsequent Event [Line Items] Subsequent Event [Line Items] Consideration from sale of television station Disposal Group Including Discontinued Operation Consideration Discontinued operation, description Disposal Group Including Discontinued Operation Description And Timing Of Disposal Valuation allowances and reserves charged to income and expense. Valuation allowances and reserves recoveries and other adjustments. Valuation And Qualifying Accounts Disclosure [Table] Valuation And Qualifying Accounts Disclosure [Table] SEC Schedule, 12-09, Valuation Allowances and Reserves Type Valuation Allowances And Reserves Type [Axis] SEC Schedule, 12-09, Valuation Allowances and Reserves Valuation Allowances And Reserves [Domain] Allowance for doubtful accounts Allowance For Credit Loss [Member] Valuation And Qualifying Accounts Disclosure [Line Items] Valuation And Qualifying Accounts Disclosure [Line Items] Balance at Beginning of Period Valuation Allowances And Reserves Balance Charged/(Credited) to Expense Valuation Allowances And Reserves Charged To Income And Expense Other Adjustments Valuation Allowances And Reserves Recoveries And Other Adjustments Deductions Valuation Allowances And Reserves Deductions Balance at End of Period