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Credit Facilities - National Properties Narrative (Details)
12 Months Ended
Jun. 30, 2022
USD ($)
Jun. 29, 2022
Oct. 11, 2019
USD ($)
Jun. 30, 2022
USD ($)
Jun. 30, 2021
USD ($)
Jun. 30, 2020
USD ($)
Debt Instrument [Line Items]            
Long-term debt, gross $ 1,684,475,000     $ 1,684,475,000 $ 1,676,637,000  
Loss on extinguishment of debt       35,815,000 $ 0 $ 0
MSG National Properties LLC            
Debt Instrument [Line Items]            
Debt Instrument, Covenant, Minimum Consolidated Liquidity $ 50,000,000     50,000,000    
Loss on extinguishment of debt       $ 35,700,000    
MSG Networks | Minimum | Revolving Credit Facility            
Debt Instrument [Line Items]            
Commitment fee percentage 0.30%          
MSG Networks | Maximum | Revolving Credit Facility            
Debt Instrument [Line Items]            
Commitment fee percentage 0.50%          
Revolving Credit Facility | MSG Networks            
Debt Instrument [Line Items]            
Debt instrument, face amount     $ 250,000,000      
Secured Debt | MSG Networks            
Debt Instrument [Line Items]            
Debt instrument, face amount     $ 1,100,000,000      
Percentage bearing variable interest, percentage rate 3.17%     3.17%    
National Properties, June 2022, Senior Secured Term Loan Agreement | MSG National Properties LLC | Maximum | Revolving Credit Facility            
Debt Instrument [Line Items]            
Letters of credit outstanding, amount $ 25,000,000     $ 25,000,000    
National Properties, June 2022, Senior Secured Term Loan Agreement | Senior Loans | MSG National Properties LLC            
Debt Instrument [Line Items]            
Debt instrument, term 5 years          
Debt instrument, face amount $ 650,000,000     650,000,000    
Long-term debt, gross $ 6,631,000     6,631,000    
National Properties, June 2022, Senior Secured Term Loan Agreement | Revolving Credit Facility | MSG National Properties LLC            
Debt Instrument [Line Items]            
Debt instrument, term 5 years          
Debt instrument, face amount $ 100,000,000     100,000,000    
Long-term debt, gross $ 70,900,000     $ 70,900,000    
National Properties Credit Agreement | MSG National Properties LLC            
Debt Instrument [Line Items]            
Debt Instrument, Interest Rate, Stated Percentage   0.75%        
Percentage bearing variable interest, percentage rate 5.13%     5.13%    
National Properties Credit Agreement | MSG National Properties LLC | Base Rate            
Debt Instrument [Line Items]            
Debt Instrument, Basis Spread on Variable Rate 3.50% 5.25%        
National Properties Credit Agreement | MSG National Properties LLC | Base Rate | Minimum            
Debt Instrument [Line Items]            
Debt Instrument, Basis Spread on Variable Rate 1.50%          
National Properties Credit Agreement | MSG National Properties LLC | Base Rate | Maximum            
Debt Instrument [Line Items]            
Debt Instrument, Basis Spread on Variable Rate 2.50%          
National Properties Credit Agreement | MSG National Properties LLC | London Interbank Offered Rate (LIBOR)            
Debt Instrument [Line Items]            
Debt Instrument, Basis Spread on Variable Rate   6.25%        
National Properties Credit Agreement | MSG National Properties LLC | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate            
Debt Instrument [Line Items]            
Debt Instrument, Basis Spread on Variable Rate 1.63%          
National Properties Credit Agreement | MSG National Properties LLC | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate | Minimum            
Debt Instrument [Line Items]            
Debt Instrument, Basis Spread on Variable Rate 2.50%          
National Properties Credit Agreement | MSG National Properties LLC | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate | Maximum            
Debt Instrument [Line Items]            
Debt Instrument, Basis Spread on Variable Rate 3.50%          
MSG Networks Credit Facilities | MSG National Properties LLC | Debt Instrument, Redemption, Period One | Measurement Input Leverage Ratio            
Debt Instrument [Line Items]            
Debt instrument, measurement input 2     2    
MSG Networks Credit Facilities | MSG National Properties LLC | Debt Instrument, Redemption, Period Two | Measurement Input Leverage Ratio            
Debt Instrument [Line Items]            
Debt instrument, measurement input 2.5     2.5    
MSG Networks Credit Facilities | MSG National Properties LLC | Debt Instrument, Redemption, Period Three | Measurement Input Leverage Ratio            
Debt Instrument [Line Items]            
Debt instrument, measurement input 6     6    
MSG Networks Credit Facilities | MSG National Properties LLC | Debt Instrument, Redemption, Period Four | Measurement Input Leverage Ratio            
Debt Instrument [Line Items]            
Debt instrument, measurement input 5.5     5.5    
MSG Networks Credit Facilities | MSG National Properties LLC | Debt Instrument, Redemption, Period Five | Measurement Input Leverage Ratio            
Debt Instrument [Line Items]            
Debt instrument, measurement input 4.5     4.5    
MSG Networks Credit Facilities | MSG Networks | Minimum            
Debt Instrument [Line Items]            
Commitment fee percentage     0.225%      
MSG Networks Credit Facilities | MSG Networks | Maximum            
Debt Instrument [Line Items]            
Commitment fee percentage     0.30%      
MSG Networks Credit Facilities | MSG Networks | Maximum | Revolving Credit Facility            
Debt Instrument [Line Items]            
Letters of credit outstanding, amount     $ 35,000,000      
MSG Networks Credit Facilities | MSG Networks | Maximum | Measurement Input Leverage Ratio            
Debt Instrument [Line Items]            
Debt instrument, measurement input     5.50      
MSG Networks Credit Facilities | MSG Networks | Base Rate | Minimum            
Debt Instrument [Line Items]            
Debt Instrument, Basis Spread on Variable Rate     0.25%      
MSG Networks Credit Facilities | MSG Networks | Base Rate | Maximum            
Debt Instrument [Line Items]            
Debt Instrument, Basis Spread on Variable Rate     1.25%      
MSG Networks Credit Facilities | Secured Debt | Debt Instrument, Redemption, Period One            
Debt Instrument [Line Items]            
Prepayment Premium, Debt Instrument, Interest Rate Per Annum, Stated Percentage 2.50%     2.50%    
Prepayment Premium, Debt Instrument, Interest Rate Per Quarter, Stated Percentage 0.625%     0.625%    
MSG Networks Credit Facilities | Secured Debt | Debt Instrument, Redemption, Period Two            
Debt Instrument [Line Items]            
Prepayment Premium, Debt Instrument, Interest Rate Per Annum, Stated Percentage 5.00%     5.00%    
Prepayment Premium, Debt Instrument, Interest Rate Per Quarter, Stated Percentage 1.25%     1.25%