Table of Contents Core Logic  Inc. Notes to the Consolidated Financial Statements For the Years Ended December 31  2020  2019 and 2018 Note 5 - Other Intangible Assets  Net Other intangible assets  net as of December 31  2020 and 2019 consist of the following: Amortization expense for other intangible assets was $56.7 million  $60.0 million and $63.4 million for the years ended December 31  2020  2019 and 2018  respectively. No impairment losses for other intangible assets were recorded for the year ended December 31  2020. Impairment losses of $35.6 million were recorded for the year ended December 31  2019. No impairment losses for other intangible assets were recorded for the year ended December 31  2018. See  Note 10 - Fair Value  for further discussion. Estimated amortization expense for other intangible assets anticipated for the next five years is as follows: 2020 2019 (in thousands) Gross Accumulated Amortization Net Gross Accumulated Amortization Net Client lists $ 644 000  $ (377 409) $ 266 591  $ 645 770  $ (340 168) $ 305 602  Non-compete agreements 26 763  (21 570) 5 193  26 409  (16 249) 10 160  Tradenames and licenses 127 718  (78 581) 49 137  126 405  (66 538) 59 867  Total $ 798 481  $ (477 560) $ 320 921  $ 798 584  $ (422 955) $ 375 629  (in thousands) 2021 $ 54 039  2022 52 133  2023 43 729  2024 35 476  2025 31 925  Thereafter 103 619  Total $ 320 921  67