Intangible Assets, Net (Tables)
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12 Months Ended |
Dec. 31, 2023 |
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| Goodwill and Intangible Assets Disclosure [Abstract] |
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| Schedule of finite-lived intangible assets |
Intangible assets consist of the following:
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December 31, 2023 |
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December 31, 2022 |
| (in thousands) |
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Gross Carrying Amount |
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Accumulated Amortization |
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Net Carrying Amount |
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Gross Carrying Amount |
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Accumulated Amortization |
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Net Carrying Amount |
| Amortizable intangible assets: |
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| Patents |
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$ |
4,905 |
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$ |
(820) |
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$ |
4,085 |
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$ |
3,792 |
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$ |
(621) |
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$ |
3,170 |
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| License agreements |
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1,101 |
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(1,087) |
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14 |
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1,101 |
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(1,014) |
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87 |
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| Total amortizable intangible assets |
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6,006 |
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(1,907) |
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4,099 |
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4,893 |
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(1,635) |
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3,258 |
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| Unamortized intangible assets: |
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| Trademarks |
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432 |
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— |
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432 |
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391 |
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— |
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391 |
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| Total intangible assets |
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$ |
6,438 |
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$ |
(1,907) |
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$ |
4,531 |
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$ |
5,284 |
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$ |
(1,635) |
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$ |
3,649 |
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| Schedule of indefinite-lived intangible assets |
Intangible assets consist of the following:
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December 31, 2023 |
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December 31, 2022 |
| (in thousands) |
|
Gross Carrying Amount |
|
Accumulated Amortization |
|
Net Carrying Amount |
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Gross Carrying Amount |
|
Accumulated Amortization |
|
Net Carrying Amount |
| Amortizable intangible assets: |
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| Patents |
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$ |
4,905 |
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$ |
(820) |
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$ |
4,085 |
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$ |
3,792 |
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$ |
(621) |
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$ |
3,170 |
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| License agreements |
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1,101 |
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(1,087) |
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14 |
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1,101 |
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(1,014) |
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87 |
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| Total amortizable intangible assets |
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6,006 |
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(1,907) |
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4,099 |
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4,893 |
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(1,635) |
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3,258 |
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| Unamortized intangible assets: |
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| Trademarks |
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432 |
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— |
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432 |
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391 |
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— |
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391 |
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| Total intangible assets |
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$ |
6,438 |
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$ |
(1,907) |
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$ |
4,531 |
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$ |
5,284 |
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$ |
(1,635) |
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$ |
3,649 |
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| Schedule of amortization expense |
The amortization expense is as follows for the years ended:
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December 31, |
| (in thousands) |
2023 |
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2022 |
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2021 |
| Amortization expense |
273 |
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265 |
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202 |
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| Schedule of future amortization |
As of December 31, 2023, future amortization of patents and license agreements are as follows:
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| Year Ending December 31, |
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| 2024 |
236 |
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| 2025 |
236 |
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| 2026 |
235 |
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| 2027 |
232 |
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| 2028 |
232 |
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| Thereafter |
2,928 |
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| Total |
4,099 |
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| Schedule of royalty expenses |
Royalty fees included in sales and marketing on the consolidated statement of operations are as follows for the years ended:
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| (in thousands) |
December 31, |
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2023 |
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2022 |
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2021 |
| Royalty fees |
$ |
3,110 |
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$ |
3,103 |
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$ |
2,715 |
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