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Broadcast Licenses, Goodwill and Other Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2019
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, 2019 and 2018 as follows:
|  | Total
|  | (in thousands)
Balance at January 1,2018 |  | $ | 93,259
Acquisitions |  |  | 1,991
Balance at December 31,2018 |  | $ | 95,250
Acquisitions |  |  | 61
Balance at December 31,2019 |  | $ | 95,311
Key estimates and assumptions used in the impairment test | The following table reflects certain key estimates and assumptions used in the impairment test in the fourth quarter of 2019, 2018 and 2017. The ranges for operating profit margin and market long-term revenue growth rates vary by market. In general, when comparing between 2019, 2018 and 2017: (1) the market specific operating profit margin range remained relatively consistent; (2) the market long-term revenue growth rates were relatively consistent; (3) the discount rate remained relatively consistent; and (4) current year revenues were 0.7% lower than previously projected for 2019.
|  | Fourth |  | Fourth |  | Fourth
|  | Quarter |  | Quarter |  | Quarter
|  | 2019 |  | 2018 |  | 2017
Discount rates |  | 12.2% - 12.2% |  | 12.0% - 12.0% |  | 12.4% - 12.5%
Operating profit margin ranges |  | 19.0% - 36.4% |  | 19.0% - 36.4% |  | 19.0% - 36.4%
Market long-term revenue growth rates |  | 0.0% - 2.9% |  | 0.5% - 2.9% |  | 1.1% - 3.5%
Changes to Goodwill | We have recorded the changes to goodwill for each of the years ended December 31, 2019 and 2018 as follows:
|  | Total
|  | (in thousands)
Balance at January 1,2018 |  | $ | 15,558
Acquisitions |  |  | 3,281
Balance at December 31,2018 |  | $ | 18,839
Acquisitions |  |  | 124
Balance at December 31,2019 |  | $ | 18,963
Amortizable intangible assets | We have recorded amortizable intangible assets at December 31, 2019 as follows:
|  | Gross |  |  |  |  |  |
|  | Carrying |  | Accumulated |  | Net
|  | Amount |  | Amortization |  | Amount
|  | (In thousands)
Non-competition agreements |  | $ | 3,861 |  | $ | 3,861 |  | $ | —
Favorable lease agreements |  |  | 5,965 |  |  | 5,539 |  |  | 426
Customer relationships |  |  | 4,660 |  |  | 3,584 |  |  | 1,076
Other intangibles |  |  | 1,834 |  |  | 1,727 |  |  | 107
Total amortizable intangible assets |  | $ | 16,320 |  | $ | 14,711 |  | $ | 1,609
We have recorded amortizable intangible assets at December 31, 2018 as follows:
|  | Gross |  |  |  |  |  |
|  | Carrying |  | Accumulated |  | Net
|  | Amount |  | Amortization |  | Amount
|  | (In thousands)
Non-competition agreements |  | $ | 3,861 |  | $ | 3,861 |  | $ | —
Favorable lease agreements |  |  | 5,965 |  |  | 5,504 |  |  | 461
Customer relationships |  |  | 4,660 |  |  | 2,634 |  |  | 2,026
Other intangibles |  |  | 1,943 |  |  | 1,683 |  |  | 260
Total amortizable intangible assets |  | $ | 16,429 |  | $ | 13,682 |  | $ | 2,747

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