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Broadcast License, Goodwill and Other Intangible Assets (Details) - USD ($) | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2020 | Dec. 31, 2021
Impairment of intangible assets, finite-lived | $ 3,800,000 |
Goodwill, impairment loss | 0 |
Impairment of long-lived assets held-for-use | $ 0 |
Increase (decrease) in revenues | 21.40% |
Forecast |  |
Increase (decrease) in revenues |  | 7.60%
Customer relationships [Member] |  |
Finite-Lived Intangible Asset, Useful Life | 3 years |
Maximum [Member] | Favorable lease agreements [Member] |  |
Finite-Lived Intangible Asset, Useful Life | 26 years |
Maximum [Member] | Other Intangible [Member] |  |
Finite-Lived Intangible Asset, Useful Life | 15 years |
Minimum [Member] | Favorable lease agreements [Member] |  |
Finite-Lived Intangible Asset, Useful Life | 5 years |
Minimum [Member] | Other Intangible [Member] |  |
Finite-Lived Intangible Asset, Useful Life | 1 year |

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