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Broadcast Licenses, Goodwill and Other Intangible Assets (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Broadcast Licenses, Goodwill and Other Intangible Assets |
Changes to broadcast licenses | We have recorded the changes to broadcast licenses for the years ended December 31, 2022 and 2021 as follows: ​
​ | ​ | ​ | ​
​ |  | Total
​ | ​ | (in thousands)
​ | ​ | ​ | ​
Balance at January 1, 2021 | ​ | $ | 90,208
Acquisitions | ​ |  | 69
Balance at December 31, 2021 | ​ | $ | 90,277
Acquisitions | ​ |  | 30
Balance at December 31, 2022 | ​ | $ | 90,307
​
Key estimates and assumptions used in the impairment test | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Fourth |  | Fourth |  | Year |
​ | ​ | Quarter | ​ | Quarter | ​ | Ended |
​ |  | 2022 |  | 2021 |  | 2020 |
Discount rates |  | 9.5 | % | 12.3% - 12.6 | % | 12.6% - 13.0 | %
Operating profit margin ranges |  | 17.8% - 36.4 | % | 17.8% - 36.4 | % | 17.8% - 36.4 | %
Market long-term revenue growth rates |  | 1.0% - 2.0 | % | 0.2% - 2.6 | % | 0.2% - 2.9 | %
​
Changes to Goodwill | We have recorded the changes to goodwill for each of the years ended December 31, 2022 and 2021 as follows: ​
​ | ​ | ​ | ​
​ |  | Total
​ | ​ | (in thousands)
​ | ​ | ​ | ​
Balance at January 1, 2021 | ​ | $ | 19,106
Acquisitions | ​ |  | 103
Balance at December 31, 2021 | ​ | $ | 19,209
Acquisitions | ​ |  | 27
Balance at December 31, 2022 | ​ | $ | 19,236
​
Amortizable intangible assets | We have recorded amortizable intangible assets at December 31, 2022 as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | Gross |  |  | ​ |  |  | ​
​ | ​ | Carrying | ​ | Accumulated | ​ | Net
​ |  | Amount |  | Amortization |  | Amount
​ | ​ | (In thousands)
Non-competition agreements | ​ | $ | 3,861 | ​ | $ | 3,861 | ​ | $ | —
Favorable lease agreements | ​ |  | 5,965 | ​ |  | 5,624 | ​ |  | 341
Customer relationships | ​ |  | 4,660 | ​ |  | 4,660 | ​ |  | —
Other intangibles | ​ |  | 1,829 | ​ |  | 1,799 | ​ |  | 30
Total amortizable intangible assets | ​ | $ | 16,315 | ​ | $ | 15,944 | ​ | $ | 371
​ We have recorded amortizable intangible assets at December 31, 2021 as follows: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Gross | ​ | ​ | ​ | ​ | ​ |
​ | ​ | Carrying | ​ | Accumulated | ​ | Net
​ |  | Amount |  | Amortization |  | Amount
​ |  | (In thousands)
Non-competition agreements |  | $ | 3,861 |  | $ | 3,861 |  | $ | —
Favorable lease agreements | ​ | ​ | 5,965 | ​ | ​ | 5,597 | ​ | ​ | 368
Customer relationships | ​ | ​ | 4,660 | ​ | ​ | 4,660 | ​ | ​ | —
Other intangibles | ​ | ​ | 1,829 | ​ | ​ | 1,788 | ​ | ​ | 41
Total amortizable intangible assets |  | $ | 16,315 |  | $ | 15,906 |  | $ | 409
​

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