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Goodwill (Tables)
 12 Months Ended
Dec. 31, 2022
Disclosure in tabular form of assumptions used in determination of fair value of goodwill [Line Items]  
Summary of Carrying Amount of Goodwill
Changes in the carrying amount of goodwill for the year ended December 31, 2022 are as follows:
 
Balance as of January 1, 2022
    $ 28,596,547  
Acquisition (see Note 3)
      922,000  
Impairment losses
      (16,253,087 ) 
    
 
 
  
Balance as of December 31, 2022
    $ 13,265,460  
    
 
 
  
Summary of Key Assumptions Used in the Discounted Cash Flow Analyses The key assumptions used in the discounted cash flow analyses are as follows:
 
 
Revenue growth rates
   (1.9)% - 11.1%
Operating income margins
   5.4% - 29.8%
Discount rate
   9.5%
Boston, MA radio market cluster [Member]  
Disclosure in tabular form of assumptions used in determination of fair value of goodwill [Line Items]  
Summary of Key Assumptions Used in the Discounted Cash Flow Analyses The fair value of its goodwill was estimated using an income approach. The key assumptions used in the discounted cash flow analysis are as follows:
 
Revenue growth rates
   0.5% - 11.4%
Operating income margin
   13.1%
Discount rate
   9.5%