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Business Changes and Developments (Tables) | 12 Months Ended
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Dec. 31, 2018
Business Combinations [Abstract] |
Schedule of Goodwill | Goodwill associated with the Company's acquisitions is as follows:
| Investment Banking |  | Investment Management |  | Total
Balance at December 31, 2016(1) | $ | 114,489 |  |  | $ | 46,472 |  |  | $ | 160,961 |
Impairment of Goodwill | — |  |  | (7,107 | ) |  | (7,107 | )
Sale of the Institutional Trust and Independent Fiduciary business of ETC | — |  |  | (28,442 | ) |  | (28,442 | )
Foreign Currency Translation and Other | 8,819 |  |  | — |  |  | 8,819 |
Balance at December 31, 2017(2) | 123,308 |  |  | 10,923 |  |  | 134,231 |
Foreign Currency Translation and Other | (2,844 | ) |  | — |  |  | (2,844 | )
Balance at December 31, 2018(2) | $ | 120,464 |  |  | $ | 10,923 |  |  | $ | 131,387 |
(1) The amount of the Company's goodwill before accumulated impairment losses of $28,500 was $189,461 at December 31, 2016. (2) The amount of the Company's goodwill before accumulated impairment losses of $35,607 was $166,994 and $169,838 at December 31, 2018 and 2017, respectively.
Schedule of Finite-Lived Intangible Assets | Intangible assets associated with the Company's acquisitions are as follows:
| December 31, 2018
| Gross Carrying Amount |  | Accumulated Amortization
| Investment Banking |  | Investment Management |  | Total |  | Investment Banking |  | Investment Management |  | Total
Client Related | $ | 42,000 |  |  | $ | 3,830 |  |  | $ | 45,830 |  |  | $ | 35,356 |  |  | $ | 2,360 |  |  | $ | 37,716 |
Other | 5,320 |  |  | 445 |  |  | 5,765 |  |  | 3,167 |  |  | 334 |  |  | 3,501 |
Total | $ | 47,320 |  |  | $ | 4,275 |  |  | $ | 51,595 |  |  | $ | 38,523 |  |  | $ | 2,694 |  |  | $ | 41,217 |
| December 31, 2017
| Gross Carrying Amount |  | Accumulated Amortization
| Investment Banking |  | Investment Management |  | Total |  | Investment Banking |  | Investment Management |  | Total
Client Related | $ | 42,000 |  |  | $ | 3,830 |  |  | $ | 45,830 |  |  | $ | 27,355 |  |  | $ | 1,977 |  |  | $ | 29,332 |
Other | 5,320 |  |  | 445 |  |  | 5,765 |  |  | 2,407 |  |  | 279 |  |  | 2,686 |
Total | $ | 47,320 |  |  | $ | 4,275 |  |  | $ | 51,595 |  |  | $ | 29,762 |  |  | $ | 2,256 |  |  | $ | 32,018 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense | Based on the intangible assets above, as of December 31, 2018, annual amortization of intangibles for each of the next five years is as follows:
2019 | $ | 7,866 |
2020 | $ | 1,182 |
2021 | $ | 996 |
2022 | $ | 334 |
2023 | $ | — |

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