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Note 6 - Goodwill and Other Intangible Assets | 12 Months Ended
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Dec. 31, 2019
Notes to Financial Statements |
Goodwill and Intangible Assets Disclosure [Text Block] |
6. |  | Goodwill and Intangible Assets
Goodwill The change in the carrying amount of goodwill for the year ended December 31, 2019 and 2018 are as follows:
|  | December 31,
|  | 2019 |  | 2018
|  | (in thousands)
Carrying amount at beginning of year |  | $ | 57,304 |  |  | $ | 36,336 |
Goodwill arising from business combination |  |  | - |  |  |  | 21,865 |
Effect of change in currency translation |  |  | 77 |  |  |  | (897 | )
Carrying amount at end of year |  | $ | 57,381 |  |  | $ | 57,304 |
Intangible assets
|  |  |  | December 31,
|  |  |  | 2019 |  | 2018
|  |  |  | (in thousands)
Amortizable intangible assets: |  | Weighted Average Life* (Years) |  | Gross |  | Accumulated Amortization |  | Net |  | Gross |  | Accumulated Amortization |  | Net
Distribution agreements/customer relationships |  |  | 9.8 |  |  | $ | 17,891 |  |  | $ | (6,340 | ) |  | $ | 11,551 |  |  | $ | 22,657 |  |  | $ | (9,509 | ) |  | $ | 13,148 |
Existing technology |  |  | 6.1 |  |  |  | 41,222 |  |  |  | (19,698 | ) |  |  | 21,524 |  |  |  | 41,268 |  |  |  | (16,215 | ) |  |  | 25,053 |
Trade names |  |  | 6.8 |  |  |  | 7,692 |  |  |  | (3,497 | ) |  |  | 4,195 |  |  |  | 7,828 |  |  |  | (2,861 | ) |  |  | 4,967 |
In-process R&D |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |  |  | 1,387 |  |  |  | (30 | ) |  |  | 1,357 |
Patents |  |  | - |  |  |  | 218 |  |  |  | (218 | ) |  |  | - |  |  |  | 211 |  |  |  | (204 | ) |  |  | 7 |
Total amortizable intangible assets |  |  |  |  |  | $ | 67,023 |  |  | $ | (29,753 | ) |  | $ | 37,270 |  |  | $ | 73,351 |  |  | $ | (28,819 | ) |  | $ | 44,532 |
Indefinite-lived intangible assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,135 |  |  |  |  |  |  |  |  |  |  |  | 1,232 |
Total intangible assets |  |  |  |  |  |  |  |  |  |  |  |  |  | $ | 38,405 |  |  |  |  |  |  |  |  |  |  | $ | 45,764 |
* Weighted average life as of December 31, 2019. Intangible asset amortization expense from continuing operations was $5.7 million and $5.4 million for the years ended December 31, 2019 and 2018, respectively. Amortization expense of existing amortizable intangible assets is currently estimated to be $5.5 million for the year ending December 31, 2020, $5.5 million for the year ending December 31, 2021, $5.5 million for the year ending December 31, 2022, $5.3 million for the year ending December 31, 2023, and $5.3 million for the year ending December 31, 2024. During the year ended December 31, 2019, the Company recorded (i) an impairment charge of $0.9 million related to certain of its in-process research and development intangible assets and reclassified $0.4 million as completed technology; (ii) an impairment charge of $0.5 million related to customer relationships, existing technology, and trade names intangible assets as a result of the decision to discontinue one of the Company’s product lines and cease operations in its facility in North Carolina, and (iii) an impairment charge of $0.1 million and retired $5.3 million of fully amortized intangible assets related to customer relationships, existing technology, and trade names intangible assets as a result of the Company’s periodic evaluation of its intangible assets. There were no impairment charges recognized during the year ended December 31, 2018.

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