XML 30 R20.htm IDEA: XBRL DOCUMENT
v3.24.1.1.u2

Patents and Other Intangible Assets (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2024
Patents and Other Intangible Assets |
Schedule of Patents and Other Intangible Assets | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, | ​ | December 31, | ​
(in thousands) |  | 2024 |  | 2023 |
Patents | ​ | ​ | ​ | ​ | ​ | ​ | ​
Patents pending | ​ | $ | 445 | ​ | $ | 477 | ​
Issued patents | ​ |  | 847 | ​ |  | 810 | ​
​ | ​ |  | 1,292 | ​ |  | 1,287 | ​
Trademarks | ​ |  | ​ | ​ |  | ​ | ​
Trademarks pending | ​ |  | 4 | ​ |  | 4 | ​
Registered trademarks | ​ |  | 86 | ​ |  | 86 | ​
​ | ​ |  | 90 | ​ |  | 90 | ​
Other | ​ |  | 8 | ​ |  | 8 | ​
​ | ​ |  | 1,390 | ​ |  | 1,385 | ​
Accumulated amortization | ​ |  | (559) | ​ |  | (549) | ​
​ | ​ | $ | 831 | ​ | $ | 836 | ​
Schedule of future amortization expense | ​
​ | ​ | ​ | ​
(in thousands) | ​ | ​ | ​
2024 (remaining 9 months) |  | $ | 102
2025 | ​ |  | 111
2026 | ​ |  | 79
2027 | ​ |  | 57
2028 | ​ |  | 20
Thereafter | ​ |  | 5
​ | ​ | $ | 374

X
- References No definition available. + Details
Name: | us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482573/350-20-50-1 + Details
Name: | us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482665/350-30-50-2 + Details
Name: | us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration