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Restricted cash Restricted Cash and Cash Equivalents, Current Excess Plans Excess Plans [Member] Excess Plans Statement of Financial Position [Abstract] Statement of Financial Position [Abstract] Debt issuance costs, net Debt Issuance Costs, Net Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Auditor Name Auditor Name Pension Plans Pension Plan [Member] Noncash or Part Noncash Acquisition, Investments Acquired Noncash or Part Noncash Acquisition, Investments Acquired Operating Loss Carryforwards Operating Loss Carryforwards Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Lease Obligation Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Lease Obligation Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Lease Obligation Company Contributions Madison Square Garden contributions Multiemployer Plan, Pension, 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Realized and unrealized gain (loss) on equity investments with readily determinable fair value, see Note $9 for further detail Realized and Unrealized Gain (Loss) on Equity Investments Realized and Unrealized Gain (Loss) on Equity Investments Amortization of net actuarial loss included in net periodic benefit cost Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities: Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Goodwill And Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Weighted-Average Interest Crediting Rate Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Weighted-Average Interest Crediting Rate Property and Equipment and Other Long-Lived Assets Property, Plant and Equipment, Policy [Policy Text Block] Collaborative Arrangement and Arrangement Other than Collaborative [Table] Collaborative Arrangement and Arrangement Other than Collaborative [Table] Preferred stock, par value (dollars per share) Preferred Stock, Par or Stated Value Per Share Fiscal year ending June 30, 2026 Lessee, Operating Lease, Liability, to be Paid, Year Four Income Statement [Abstract] Granted (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross Federal Deferred Federal Income Tax Expense (Benefit) Additional Paid-In Capital Additional Paid-in Capital [Member] Document Fiscal Period Focus Document Fiscal Period Focus Nondeductible officers’ compensation Effective Income Tax Rate Reconciliation, Nondeductible Expense Officer Compensation, Amount of Tax Expense Effective Income Tax Rate Reconciliation, Nondeductible Expense Officer Compensation, Amount of Tax Expense National Properties Nov2020 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Inglewood [Member] Capital expenditures incurred but not yet paid Capital Expenditures Incurred but Not yet Paid Transferred over Time Transferred over Time [Member] Business Combination, Acquisition Related Costs Business Combination, Acquisition Related Costs Savings Plans Savings Plans [Member] Savings Plans, including but not limited to excess savings plan. [Member] Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities Recognized actuarial loss Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), after Reclassification Adjustment, before Tax Accrued employee benefits Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Employee Benefits Debt instrument, face amount Debt Instrument, Face Amount Loss Contingency, New Claims Filed, Number Loss Contingency, New Claims Filed, Number Short-Term Investments Investment, Policy [Policy Text Block] Economic interest retained after spin-off, ownership interest preceding spin-off Economic Interest Retained after Spin-Off, Ownership Interest Preceding Spin-Off Economic Interest Retained after Spin-Off, Ownership Interest Preceding Spin-Off Types of Vesting [Domain] Types of Vesting [Domain] Types of Vesting [Domain] Comprehensive income (loss) attributable to Madison Square Garden Entertainment Corp.’s stockholders Comprehensive 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Disaggregation of Revenue [Table] Cash, Cash Equivalents and Restricted Cash [Abstract] Cash, Cash Equivalents and Restricted Cash [Abstract] Cash, Cash Equivalents and Restricted Cash [Abstract] (Additions) / Deductions Charged to Costs and Expenses SEC Schedule, 12-09, Valuation Allowances and Reserves, Additions, Charge to Cost and Expense Project [Axis] Project [Axis] Balance as of June 30, 2020 (in shares) Balance as of June 30, 2021 (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number Cash and Cash Equivalents [Axis] Cash and Cash Equivalents [Axis] Additional common equity interest acquired (as a percent) Acquisition of Additional Interest in Subsidiary from Noncontrolling Interest Holders, Ownership Percentage Acquisition of Additional Interest in Subsidiary from Noncontrolling Interest Holders, Ownership Percentage Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] Collaborative Arrangement and 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Value Redeemable Noncontrolling Interest, Equity, Other, Fair Value Debt Instrument, Redemption, Period [Domain] Debt Instrument, Redemption, Period [Domain] MSG National Properties LLC MSG National Properties LLC [Member] MSG National Properties LLC Forfeited (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Forfeited in Period Miscellaneous income, net Other expense, net (a) Other Nonoperating Income (Expense) Balance Sheet Location [Axis] Balance Sheet Location [Axis] Restructuring Charges Restructuring and Related Activities Disclosure [Text Block] Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] Number of Shares of Equity Securities Sold Number of Shares of Equity Securities Sold investment, number of share of equity securities sold Extinguishment Of Lease Liabilities And Right-Of-Use Lease Assets, Net Gain (Loss) Extinguishment Of Lease Liabilities And Right-Of-Use Lease Assets, Net Gain (Loss) Extinguishment Of Lease Liabilities And Right-Of-Use Lease Assets, Net Gain (Loss) Defined Benefit Plan, Year Health Care Cost Trend Rate Reaches Ultimate Trend Rate Defined Benefit Plan, Year Health Care Cost Trend Rate Reaches Ultimate Trend Rate Ticketing and venue license fee revenues Ticketing And Venue License Fee Revenue [Member] Ticketing And Venue License Fee Revenue [Member] Accumulated other comprehensive loss Accumulated Other Comprehensive Income (Loss), Net of Tax Accounts payable Increase (Decrease) in Accounts Payable, Trade Class A Common Stock Common Class A [Member] Common Class A [Member] Expected long-term return on plan assets Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-Term Rate of Return on Plan Assets Curtailments Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Curtailment Restricted Cash Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block] Total current assets Assets, Current National Properties Credit Agreement National Properties Credit Agreement [Member] National Properties Credit Agreement Income Taxes Paid, Net Income Taxes Paid, Net Revenue recognized Contract with Customer, Liability, Revenue Recognized Entity Small Business Entity Small Business Other Commitments [Table] Other Commitments [Table] Amortizable intangible assets, net Net Finite-Lived Intangible Assets, Net Distributions to noncontrolling interest holders Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Expected timing of satisfaction, period Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Other Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Investments Deferred Tax Assets, Investments Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount U.S. corporate bonds (b) Debt Security, Corporate, US [Member] Right-Of-Use Assets Right-Of-Use Assets [Member] Right-Of-Use Assets SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] Schedules of Concentration of Risk Schedules of Concentration of Risk, by Risk Factor [Table Text Block] Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding [Roll Forward] Property and Equipment, Net Property, Plant and Equipment Disclosure [Text Block] Amortization of net prior service credit included in net periodic benefit cost Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, after Tax Long-Lived Tangible Asset [Domain] Long-Lived Tangible Asset [Domain] Accretion of put options Temporary Equity, Accretion to Redemption Value Equity investments without readily determinable fair values Equity Securities Without Readily Determinable Fair Values [Member] Equity Securities Without Readily Determinable Fair Values [Member] Consolidated Entities [Axis] Consolidated Entities [Axis] 2015 share repurchase program [Member] 2015 share repurchase program [Member] Share repurchase program authorized by the Board on Sept 11, 2015[Member] Accrued And Other Current Liabilities Accrued And Other Current Liabilities [Table Text Block] Accrued And Other Current Liabilities Number of shares exchanged for each share of the Company's common stock Conversion of Stock, Shares Issued Debt Instrument [Line 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Granted (in usd per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Benefits paid Defined Benefit Plan, Plan Assets, Benefits Paid Deferred tax asset: Deferred Tax Assets, Net of Valuation Allowance [Abstract] Business Combinations and Dispositions Business Combinations And Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Business Combinations And Disposal Groups, Including Discontinued Operations, Disclosure [Text Block] Prepayment Premium, Debt Instrument, Interest Rate Per Quarter, Stated Percentage Prepayment Premium, Debt Instrument, Interest Rate Per Quarter, Stated Percentage Prepayment Premium, Debt Instrument, Interest Rate Per Quarter, Stated Percentage Restructuring Charges Restructuring Charges Long-Term Debt, Maturity, Year Four Fiscal year ending June 30, 2026 Long-Term Debt, Maturity, Year Four Auditor Location Auditor Location Townsquare Townsquare [Member] Townsquare Media Inc Entity Filer Category Entity Filer Category Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Right-of-use lease assets Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Right-of-use lease assets Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Right-of-use lease assets Restricted Cash and Cash Equivalents [Axis] Restricted Cash and Cash Equivalents [Axis] Federal Current Federal Tax Expense (Benefit) Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual Share-based compensation expense Share-Based Payment Arrangement, Expense Commitments and contingencies (see Note 14) Commitments and Contingencies Security Exchange Name Security Exchange Name Balance as of June 30, 2020 (in usd per share) Balance as of June 30, 2021 (in usd per share) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price Put Option Payments Put Option Payments Put Option Payments Other Liabilities Disclosure [Abstract] Quarterly Financial Information Quarterly Financial Information [Table Text Block] Customer C Customer C [Member] Customer C MSG Networks Inc. Merger MSG Networks Inc. Merger [Member] MSG Networks Inc. Merger Letters of credit outstanding, amount Letters of Credit Outstanding, Amount Purchase accounting adjustments Segment Reconciling Items [Member] Less: Comprehensive income (loss) attributable to redeemable noncontrolling interests Comprehensive income (loss) Comprehensive Income Loss Net of Tax Attributable to Redeemable Noncontrolling Interests Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to redeemable noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners. Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other Total revenues from contracts with customers Revenue from Contract with Customer, Excluding Assessed Tax Service cost Service cost Defined Benefit Plan, Service Cost Deferred tax valuation allowance SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset [Member] Goodwill and Indefinite-Lived Assets Goodwill and Intangible Assets, Intangible Assets, Indefinite-Lived, Policy [Policy Text Block] Comprehensive income (loss) Comprehensive Income (Loss), Net Of Tax, Including Portion Attributable To Redeemable Noncontrolling Interest Comprehensive Income (Loss), Net Of Tax, Including Portion Attributable To Redeemable Noncontrolling Interest Cover [Abstract] Cover [Abstract] Net Periodic Benefit Cost, Weighted-Average Interest Crediting Rate Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Weighted-Average Interest Crediting Rate Entity Voluntary Filers Entity Voluntary Filers Non-cash goodwill impairment charge Goodwill impairment Goodwill, Impairment Loss Goodwill, Impairment Loss Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] Festival Rights Festival Rights [Member] Festival Rights Revenue Recognition Revenue from Contract with Customer [Text Block] Segment Reporting [Abstract] Segment Reporting [Abstract] Schedule of Other Current Assets Schedule of Other Current Assets [Table Text Block] Deferred revenue Deferred Tax Assets, Deferred Income Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] Debt Instrument, Redemption, Period Two Debt Instrument, Redemption, Period Two [Member] Other Defined Benefit Plan, Benefit Obligation, Increase (Decrease) for Other Change Issuance of shares by noncontrolling interest holders (in shares) Acquisition of Additional Interest in Subsidiary from Noncontrolling Interest Holders, Number Of Shares Acquisition of Additional Interest in Subsidiary from Noncontrolling Interest Holders, Number Of Shares Defined Benefit Plan, Plan Assets, Category [Axis] Defined Benefit Plan, Plan Assets, Category [Axis] Schedule of Pension Plan Funded Status [Line Items] Schedule of Pension Plan Funded Status [Line Items] [Line Items] for Schedule of Pension Plan Funded Status [Table] Documents Incorporated by Reference Documents Incorporated by Reference [Text Block] Discount rate Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate Recognized actuarial loss Defined Benefit Plan, Amortization of Gain (Loss) Retirement Plan Name [Axis] Retirement Plan Name [Axis] Taxes paid in lieu of shares issued for share-based compensation Payment, tax withholding Payment, Tax Withholding, Share-Based Payment Arrangement Total liabilities, redeemable noncontrolling interests and equity Liabilities and Equity Customer B Customer B [Member] Customer B Federal tax credits Effective Income Tax Rate Reconciliation, Tax Credit, Amount Amortization of deferred financing costs Amortization of Debt Issuance Costs Long-term Debt, Type [Axis] Long-Term Debt, Type [Axis] Loss Contingency, New Claims Filed Involving Fiduciary Breaches Loss Contingency, New Claims Filed Involving Fiduciary Breaches Loss Contingency, New Claims Filed Involving Fiduciary Breaches Number Of Major Cities Number Of Major Cities Number Of Major Cities Guarantee And Reserve Account Agreement Initial Deposit Guarantee And Reserve Account Agreement Initial Deposit Guarantee And Reserve Account Agreement Initial Deposit TAO 2019 Senior Credit Agreement TAO 2019 Senior Credit Agreement [Member] TAO Senior Credit Agreement entered in May 2019 [Member] Lessee, Ground Lease, Funding Lessee, Ground Lease, Funding Lessee, Ground Lease, Funding Total deferred tax assets Deferred Tax Assets, Gross Performance Stock Units and Performance Restricted Stock Units Performance Stock Units and Restricted Stock Units [Member] Performance stock units for awards that will vest once a predetermined performance condition is met. It also includes restricted stock awards that will vest after a requisite service period, sometimes also with performance conditions [Member] Equity method investments Equity Method Investments [Member] Purchase of short-term investments Payments to Acquire Investments Long Term Debt, Including Other Long Term Debt, Including Other Long Term Debt, Including Other Less imputed interest Lessee, Operating Lease, Liability, Undiscounted Excess Amount Diluted earnings (loss) per common share attributable to Madison Square Garden Entertainment Corp's stockholders (in usd per share) Earnings (loss) per Share, Diluted Earnings Per Share, Diluted Media Rights Fees Media Rights Fees [Member] Media Rights Fees Defined benefit plan, accumulated benefit obligation Defined Benefit Plan, Accumulated Benefit Obligation Investments in and Advances to Affiliates [Abstract] Investments in and Advances to Affiliates [Abstract] Share-based payment award, vesting period Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Period Debt and Equity Securities, Realized Gain (Loss) Debt and Equity Securities, Realized Gain (Loss) Common equity interest (as a percent) Noncontrolling Interest, Ownership Percentage by Parent Consolidation Items [Axis] Consolidation Items [Axis] Senior Loans Senior Loans [Member] MSG Sports Corp MSG Sports Corp [Member] Madison Square Garden Sports Corp. (Formerly The Madison Square Garden Company) [Member] Type Of Balance Sheet Recognition [Axis] Type Of Balance sheet Recognition [Axis] Type Of Balance Sheet Recognition on Commitments Disclosed, Either Reflected on Balance Sheet Or Off-Balance-Sheet. Fiscal year ending June 30, 2024 Lessee, Operating Lease, Liability, to be Paid, Year Two Other Other Assets, Current Merger and Acquisition Related Costs Merger and Acquisition Related Costs Merger and Acquisition Related Costs Net deferred tax assets Deferred Tax Assets, Net of Valuation Allowance Fiscal year ending June 30, 2023 Other Commitment, to be Paid, Year One Income Taxes [Abstract] Income Taxes [Abstract] Income Taxes [Abstract] Share Repurchase Program [Axis] Share Repurchase Program [Axis] Commitment fee percentage Line of Credit Facility, Commitment Fee Percentage Cumulative Effect, Period of Adoption, Adjustment Cumulative Effect, Period of Adoption, Adjustment [Member] Discount rate - projected benefit obligation Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate Change in the estimated applicable tax rate used to determine deferred taxes Effective Income Tax Rate Reconciliation, Change in Estimated Applicable Corporate Tax Rate Used to Determine Deferred Taxes Effective Income Tax Rate Reconciliation, Change in Estimated Applicable Corporate Tax Rate Used to Determine Deferred Taxes Equity, Class of Treasury Stock [Line Items] Equity, Class of Treasury Stock [Line Items] Pension Plan Number Multiemployer Plan, Pension, Significant, Plan Number Operaing Lease Maturity Schedule Lessee, Operating Lease, Liability, Maturity [Table Text Block] Entity Address, Street Address Entity Address, Address Line One The Madison Square Garden Company The Madison Square Garden Company [Member] The Madison Square Garden Company Income tax benefit (expense) related to items of other comprehensive income Other Comprehensive Income (Loss), Tax Long-term Purchase Commitment [Table] Long-Term Purchase Commitment [Table] Measurement Input, Interest Coverage Ratio Measurement Input, Interest Coverage Ratio [Member] Measurement Input, Interest Coverage Ratio Contract balance, liabilities Contract with Customer, Liability Share-based compensation capitalized in property and equipment, net Share-based payment arrangement, amount capitalized Share-Based Payment Arrangement, Amount Capitalized Product and Service [Axis] Product and Service [Axis] Sponsorship Sales And Service Representation Agreements Sponsorship Sales And Service Representation Agreements [Member] Sponsorship Sales And Service Representation Agreements Deferred tax liabilities: Deferred Tax Liabilities, Net [Abstract] Loss Contingency, Number Of Consolidated Claims Loss Contingency, Number Of Consolidated Claims Loss Contingency, Number Of Consolidated Claims Class of Stock [Domain] Class of Stock [Domain] Expected return on plan assets Defined Benefit Plan, Expected Return (Loss) on Plan Assets Schedule of Share-based Compensation Expense [Table] Schedule of Share-based Compensation Expense [Table] Schedule of Share-based Compensation Expense [Table] Interest expense Interest Expense Customer A Customer A [Member] Customer A [Member] Trade Names Trade Names [Member] Investments in Nonconsolidated Affiliates and Equity Securities Equity Method Investments [Policy Text Block] Retirement Plan Type [Axis] Retirement Plan Type [Axis] Deferred revenue, including non-current portion Deferred Revenue and Other Liabilities [Member] Deferred Revenue and Other Liabilities [Member] Cash and Cash Equivalents [Domain] Cash and Cash Equivalents [Domain] Schedule of Long-term Debt Instruments Schedule of Long-Term Debt Instruments [Table Text Block] Long-term Purchase Commitment [Line Items] Long-Term Purchase Commitment [Line Items] Buildings Building [Member] Term of right to use The Garden Arena License Agreement, Right To Use Venue, Term Arena License Agreement, Right To Use Venue, Term Related Party Ownership Percentage [Table] Related Party Ownership Percentage [Table] Related Party Ownership Percentage [Table] Funded status at end of period Defined Benefit Plan, Funded (Unfunded) Status of Plan Other Noncurrent Assets Other Noncurrent Assets [Member] Advertising costs Advertising Expense Disaggregation of Revenue Disaggregation of Revenue [Table Text Block] Total deferred tax liabilities Deferred Tax Liabilities, Gross Revenue from Contract with Customer [Abstract] Revenue from Contract with Customer [Abstract] Contract assets Contract with Customer, Asset, after Allowance for Credit Loss, Current Noncompete Agreements Noncompete Agreements [Member] Revenue Not from Contract with Customer, Other Revenue Not from Contract with Customer, Other Measurement Period Adjustment [Axis] Measurement Period Adjustment [Axis] Measurement Period Adjustment Collective Bargaining Agreement Status [Domain] Collective Bargaining Agreement Status [Domain] [Domain] for Collective Bargaining Agreement Status Regarding Timing of Expiration Deferred Tax Liabilities, Tax Deferred Income Deferred Tax Liabilities, Tax Deferred Income SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS SEC Schedule, 12-09, Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] Discount rate used to determine net periodic benefit cost Defined Benefit Plan, Weighted Average Assumptions Used in Calculating Net Periodic Benefit Cost [Abstract] Fiscal year ending June 30, 2027 Finite-Lived Intangible Asset, Expected Amortization, Year Five Tenant improvement paid by landlord Noncash or Part Noncash Acquisition, Fixed Assets Acquired Allowance for doubtful accounts / credit losses SEC Schedule, 12-09, Allowance, Credit Loss [Member] Operating lease liabilities, non-current Long Term Right of Use Lease Liabilities [Member] Long Term Right of Use Lease Liabilities [Member] SpinCo SpinCo [Member] SpinCo Loss Contingency Nature [Axis] Loss Contingency Nature [Axis] Computation of Earnings (Loss) per Common Share [Abstract] Computation of Earnings (Loss) per Common Share [Abstract] Computation of Earnings (Loss) per Common Share [Abstract] Direct operating expenses Direct Operating Expenses [Member] Direct Operating Expenses [Member] Retirement Benefits [Abstract] Retirement Benefits [Abstract] Long-term Debt, Type [Domain] Long-Term Debt, Type [Domain] Other Debt Obligations Other Debt Obligations [Member] Other Commitments [Line Items] Other Commitments [Line Items] Statement of Stockholders' Equity [Abstract] Statement of Stockholders' Equity [Abstract] Federal tax expense (benefit) at statutory federal rate Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount Advertising Expenses Advertising Cost [Policy Text Block] Debt Debt [Member] MSG Networks MSG Networks [Member] MSG Networks [Member] Transaction cost Disposal Group, Not Discontinued Operation, Transaction Cost Disposal Group, Not Discontinued Operation, Transaction Cost Cash flows from financing activities: Net Cash Provided by (Used in) Financing Activities [Abstract] Net related party payables, current Due to Related Parties, Current Deferred Compensation Arrangement with Individual, Compensation Expense Deferred Compensation Arrangement with Individual, Compensation Expense Investments in Nonconsolidated Affiliates Equity Method Investments and Joint Ventures Disclosure [Text Block] Direct Operating Expenses Direct Operating Expenses [Policy Text Block] Disclosure of accounting policy for direct operating expenses Disposal Group Classification [Domain] Disposal Group Classification [Domain] Impairment and other (gains) losses, net Asset Impairment Charges Disaggregation of Revenue [Line Items] Disaggregation of Revenue [Line Items] Other Commitments Other Commitments [Member] Other Commitments Purchase price for interest acquired Equity Method Investment, Aggregate Cost Measurement alternative adjustments for equity investments without readily determinable fair value Equity Investments, Measurement Alternative Adjustments Equity Investments, Measurement Alternative Adjustments Tax effect of indefinite intangible amortization Effective Income Tax Rate Reconciliation, Amortization On Indefinite-lived Intangible Effective Income Tax Rate Reconciliation, Amortization On Indefinite-lived Intangible Measurement Input, Default Rate Measurement Input, Default Rate [Member]