Document and Entity Information Document Information [Table] Document Information [Line Items] Document Type Document Annual Report Amendment Flag Document Period End Date Document Fiscal Year Focus Document Fiscal Period Focus Entity File Number Entity Registrant Name Entity Incorporation, State or Country Code Entity Tax Identification Number Entity Address, Address Line One Entity Address, City or Town Entity Address, State or Province Entity Address, Postal Zip Code City Area Code Local Phone Number Title of 12(b) Security Trading Symbol Security Exchange Name Entity Well Known Seasoned Issuer Entity Voluntary Filers Entity Current Reporting Status Entity Interactive Data Current Entity Filer Category Entity Small Business Entity Emerging Growth Company Entity Shell Company Entity Public Float ICFR Auditor Attestation Flag Entity Common Stock, Shares Outstanding Auditor Name Auditor Firm ID Auditor Location Entity Central Index Key Current Fiscal Year End Date Document Transition Report CONSOLIDATED BALANCE SHEETS Statement [Table] Class of Stock [Axis] Class of Stock [Domain] Class A Common Stock Class B Common Stock Statement [Line Items] Assets [Abstract] Current assets: Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents Short-Term Investments Short-term investments Accounts Receivable, Net, Current Accounts receivable, less allowance of $519 ($469 in 2021) Prepaid Expense and Other Assets, Current Prepaid expenses and other current assets Contract Receivable Barter transactions Assets, Current Total current assets Property, Plant and Equipment, Gross Property Plant and Equipment, Gross Property and equipment Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Accumulated depreciation Less accumulated depreciation Property, Plant and Equipment, Net Net property and equipment Other Assets, Noncurrent [Abstract] Other assets: Indefinite-Lived License Agreements Balance Balance Broadcast licenses, net Goodwill Goodwill, Ending Balance Goodwill, Beginning Balance Other Assets, Noncurrent Other intangibles, right of use assets, deferred costs and investments, net of accumulated amortization of $15,944 ($15,906 in 2021) Assets Total assets Liabilities and Equity [Abstract] Liabilities, Current [Abstract] Current liabilities: Accounts Payable, Current Accounts payable Employee-related Liabilities, Current Accrued payroll and payroll taxes Dividends Payable, Current Dividend payable Accrued Liabilities, Current Other accrued expenses Deferred Revenue, Current Barter transactions Liabilities, Current Total current liabilities Deferred Tax Liabilities, Net, Noncurrent Deferred income taxes Other Liabilities, Noncurrent Other liabilities Liabilities Total liabilities Commitments and contingencies. Commitments and contingencies Stockholders' Equity Attributable to Parent [Abstract] Shareholders' equity: Preferred Stock, Value, Issued Preferred stock, 1,500 shares authorized, none issued and outstanding Common stock: Common Stock, Value, Issued Common stock Additional Paid in Capital Additional paid-in capital Retained Earnings (Accumulated Deficit) Retained earnings Treasury Stock, Value Treasury stock (1,753 shares in 2022 and 1,758 shares in 2021, at cost) Stockholders' Equity Attributable to Parent Balance Balance Total shareholders' equity Liabilities and Equity Total liabilities and shareholders' equity Allowance for Doubtful Accounts Receivable, Current Allowance for accounts receivable Accumulated Amortization of Other Deferred Costs Accumulated amortization on other intangibles, deferred costs and investments Preferred Stock, Shares Authorized Preferred Stock, Shares Issued Preferred Stock, Shares Outstanding Common Stock, Par or Stated Value Per Share Common Stock, par value (in dollars per share) Common Stock, Shares Authorized Common Stock, Shares, Issued Common stock shares issued Common Stock, Shares, Outstanding Common stock shares outstanding Treasury Stock, Common, Shares Treasury stock, shares (in shares) CONSOLIDATED STATEMENTS OF INCOME Common Class A and Common Class B [Member]. Common Class A and Common Class B Revenue from Contract with Customer, Including Assessed Tax Net operating revenue Operating Expenses [Abstract] Operating expenses: Operating Costs and Expenses Station operating expense General and Administrative Expense Corporate G&A Corporate general and administrative Other Operating Income (Expense), Net Other operating (income) expense, net Other operating expense (income), net Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) Impairment charge Impairment of broadcast licenses Impairment of intangible assets Operating Expenses Operating Expenses Operating Income (Loss) Operating income (loss) Operating income (loss) Interest Expense Interest expense Investment Income, Interest Interest income Interest (income) Other Nonoperating Income (Expense) Other income Other (income) expense Gain on insurance settlement Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income (loss) before income tax expense (benefit) Income before income taxes Income Tax Expense (Benefit), Continuing Operations [Abstract] Income tax provision (benefit): Current Income Tax Expense (Benefit) Total current Current Deferred income tax expense (benefit) Deferred Income Tax Expense (Benefit) Deferred Income tax expense (benefit) Income tax provision (benefit) Total Income Tax Provision Income tax provision (benefit) Net Income (Loss) Attributable to Parent Net income Net income (loss) Net income (loss) Earnings Per Share, Basic [Abstract] Earnings per share: Earnings Per Share, Basic Basic earnings (loss) per share Earnings Per Share, Diluted [Abstract] Diluted earnings (loss) per share Earnings Per Share, Diluted Diluted earnings (loss) per share Weighted Average Number of Shares Outstanding, Basic Denominator for basic earnings per share - weighted average shares Weighted average common shares Weighted Average Number of Shares Outstanding, Diluted Weighted average common and common equivalent shares Denominator for diluted earnings per share - adjusted weighted-average shares and assumed conversions Weighted average common and common equivalent shares Common Stock, Dividends, Per Share, Declared Dividends declared per share CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY Equity Components [Axis] Equity Component [Domain] Parent [Member] Common Stock. Additional Paid-in Capital Retained Earnings Treasury Stock Shares, Issued Balance, shares Balance, shares Stock Issued During Period, Value, Conversion of Convertible Securities Conversion of shares from Class B to Class A Stock Issued During Period, Shares, Conversion of Convertible Securities Conversion of shares from Class B to Class A (in shares) Stock Issued During Period, Value, Restricted Stock Award, Forfeitures Forfeiture of restricted stock Stock Issued During Period, Shares, Restricted Stock Award, Forfeited Forfeiture of restricted stock (in shares) Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures Issuance of restricted stock Dividends, Common Stock, Cash Dividends declared per common share Adjustments to Additional Paid in Capital, Share-based Compensation, Restricted Stock Unit or Restricted Stock Award, Requisite Service Period Recognition Compensation expense related to restricted stock awards Treasury Stock, Value, Acquired, Cost Method Purchase of shares held in treasury Stock Issued During Period, Value, Employee Benefit Plan 401(k) plan contribution CONSOLIDATED STATEMENTS OF CASH FLOWS Net Cash Provided by (Used in) Operating Activities [Abstract] Cash flows from operating activities: Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Net income (loss) Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net income (loss) to net cash provided by operating activities: Depreciation, Depletion and Amortization Depreciation and amortization Amortization of debt issuance costs Amortization of deferred costs Restricted Stock or Unit Expense Compensation expense related to restricted stock awards Gain (Loss) on Disposition of Other Assets (Gain) loss on sale of assets, net Gain on Business Interruption Insurance Recovery (Gain) on insurance claims Other Nonoperating Gains (Losses) Other (gain) loss, net Other Noncash Income (Expense) Barter (revenue) expense, net Deferred Compensation Arrangement with Individual, Compensation Expense Deferred and other compensation Increase (Decrease) in Operating Capital [Abstract] Changes in assets and liabilities: Increase (Decrease) in Receivables (Increase) decrease in receivables and prepaid expenses Increase (Decrease) in Accounts Payable and Accrued Liabilities Increase (decrease) in accounts payable, accrued expenses, and other liabilities Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities Total adjustments Net Cash Provided by (Used in) Operating Activities Net cash provided by operating activities Net Cash Provided by (Used in) Investing Activities [Abstract] Cash flows from investing activities: Payments to Acquire Short-Term Investments Purchase of Short-term investments Proceeds from Sale of Short-Term Investments Redemption of Short-term investments Payments to Acquire Property, Plant, and Equipment Acquisition of property and equipment The cash outflow associated with the acquisition of broadcast properties. Payments To Acquire Broadcast Properties Acquisition of broadcast properties Proceeds from Sale of Productive Assets Proceeds from sale and disposal of assets Proceeds from Insurance Settlement, Investing Activities Cash proceeds from insurance settlement Proceeds from insurance claims Payments for (Proceeds from) Other Investing Activities Other investing activities Net Cash Provided by (Used in) Investing Activities Net cash used in investing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Cash flows from financing activities: Repayments of Long-Term Debt Payments on long-term debt Payments of Ordinary Dividends, Common Stock Cash dividends paid Payments of Debt Issuance Costs Payments for debt issuance costs The cash outflow for the purchase of an equity stock that has been previously issued by the entity. Payments For Purchase Of Treasury Stock Purchase of treasury shares Net Cash Provided by (Used in) Financing Activities Net cash used in financing activities Net Cash Provided by (Used in) Continuing Operations Net increase (decrease) in cash and cash equivalents Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Cash and cash equivalents, end of period Cash and cash equivalents, beginning of period Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Summary of Significant Accounting Policies Revenue Revenue from Contract with Customer [Text Block] Revenue Broadcast Licenses, Goodwill and Other Intangible Assets Intangible Assets Disclosure [Text Block] Broadcast Licenses, Goodwill and Other Intangible Assets Long-Term Debt. Debt Disclosure [Text Block] Long-Term Debt Supplemental Cash Flow Information Cash Flow, Supplemental Disclosures [Text Block] Supplemental Cash Flow Information Income taxes Income Tax Disclosure [Text Block] Income taxes Stock-Based Compensation Stock Based Compensation [Abstract] Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Stock-Based Compensation Employee Benefit Plans Compensation and Employee Benefit Plans [Text Block] Employee Benefit Plans Acquisitions and Dispositions Business Combination Disclosure [Text Block] Acquisitions and Dispositions Related Party Transactions Related Party Transactions Disclosure [Text Block] Related Party Transactions Common Stock Stockholders' Equity Note Disclosure [Text Block] Common Stock Commitments and Contingencies Commitments and Contingencies Disclosure [Text Block] Commitments and Contingencies Fair Value Measurements Fair Value Disclosures [Text Block] Fair Value Measurements