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Goodwill and Intangible Assets (Tables) | 12 Months Ended
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Dec. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract] |
Analysis of goodwill and intangible assets | The following table shows an analysis of goodwill and intangible assets:
| Goodwill |  | Intangible assets (indefinite life) |  | Intangible assets (finite life) |  | Total
Net balance at Dec. 31, 2018 | $ | 249,620 |  |  | $ | 61,874 |  |  | $ | 323,426 |  |  | $ | 634,920 |
Acquisitions | 74,780 |  |  | 24,431 |  |  | 82,482 |  |  | 181,693 |
Amortization | — |  |  | — |  |  | (82,104) |  |  | (82,104) |
Impairment (1) | — |  |  | (1,000) |  |  | — |  |  | (1,000) |
Foreign currency movements and other adjustments | 2,151 |  |  | 606 |  |  | 1,817 |  |  | 4,574 |
Net balance at Dec. 31, 2019 | 326,551 |  |  | 85,911 |  |  | 325,621 |  |  | 738,083 |
Acquisitions (2) | — |  |  | — |  |  | 39,178 |  |  | 39,178 |
Amortization | — |  |  | — |  |  | (69,031) |  |  | (69,031) |
Impairment | — |  |  | — |  |  | — |  |  | — |
Foreign currency movements and other adjustments | (11,922) |  |  | (6,692) |  |  | 3,247 |  |  | (15,367) |
Net balance at Dec. 31, 2020 | $ | 314,629 |  |  | $ | 79,219 |  |  | $ | 299,015 |  |  | $ | 692,863 |
Gross balance at Dec. 31, 2020 | $ | 318,043 |  |  | $ | 77,896 |  |  | $ | 784,921 |  |  | $ | 1,180,860 |
Accumulated amortization | — |  |  | — |  |  | (489,828) |  |  | (489,828) |
Foreign currency movements and other adjustments | (3,414) |  |  | 1,323 |  |  | 3,922 |  |  | 1,831 |
Net balance at Dec. 31, 2020 | $ | 314,629 |  |  | $ | 79,219 |  |  | $ | 299,015 |  |  | $ | 692,863 |
(1) The impairment to the indefinite-lived intangible assets during the year ended December 31, 2019 of $1.0 million related to insurance licenses from the acquisition of UGC. (2) Certain amounts for the Company’s 2020 acquisitions are considered provisional.
Summary of components of intangible assets | The following table presents the components of goodwill and intangible assets:
| Gross Balance |  | Accumulated Amortization |  | Foreign Currency Translation Adjustment and Other |  | Net Balance
Dec. 31, 2020 |  |  |  |  |  |  |
Acquired insurance contracts | $ | 451,505 |  |  | $ | (381,349) |  |  | $ | 284 |  |  | $ | 70,440 |
Operating platform | 52,674 |  |  | (44,347) |  |  | 60 |  |  | 8,387 |
Distribution relationships | 285,141 |  |  | (71,383) |  |  | 3,450 |  |  | 217,208 |
Goodwill | 318,043 |  |  | — |  |  | (3,414) |  |  | 314,629 |
Insurance licenses | 55,981 |  |  | — |  |  | — |  |  | 55,981 |
Syndicate capacity | 21,915 |  |  | — |  |  | 1,324 |  |  | 23,239 |
Unfavorable service contract | (9,533) |  |  | 9,147 |  |  | — |  |  | (386) |
Other | 5,134 |  |  | (1,896) |  |  | 127 |  |  | 3,365 |
Total | $ | 1,180,860 |  |  | $ | (489,828) |  |  | $ | 1,831 |  |  | $ | 692,863 |
Dec. 31, 2019 |  |  |  |  |  |  |
Acquired insurance contracts | $ | 452,470 |  |  | $ | (336,559) |  |  | $ | 310 |  |  | $ | 116,221 |
Operating platform | 52,674 |  |  | (39,571) |  |  | (259) |  |  | 12,844 |
Distribution relationships | 243,838 |  |  | (50,542) |  |  | 212 |  |  | 193,508 |
Goodwill | 331,448 |  |  | — |  |  | (4,897) |  |  | 326,551 |
Insurance licenses | 63,390 |  |  | — |  |  | — |  |  | 63,390 |
Syndicate capacity | 21,915 |  |  | — |  |  | 605 |  |  | 22,520 |
Unfavorable service contract | (9,533) |  |  | 8,657 |  |  | — |  |  | (876) |
Other | 5,134 |  |  | (1,279) |  |  | 70 |  |  | 3,925 |
Total | $ | 1,161,336 |  |  | $ | (419,294) |  |  | $ | (3,959) |  |  | $ | 738,083 |
Estimated future amortization expense | The estimated remaining amortization expense for the Company’s intangible assets with finite lives is as follows:
2021 | $ | 56,269 |
2022 | 42,211 |
2023 | 40,014 |
2024 | 34,985 |
2025 | 19,919 |
2026 and thereafter | 105,617 |
Total | $ | 299,015 |

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