XML 47 R23.htm IDEA: XBRL DOCUMENT
v3.24.1

Patents and Other Intangible Assets (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2023
Patents and Other Intangible Assets |
Schedule of Patents and Other Intangible Assets | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31,
(in thousands) |  | 2023 |  | 2022
Patents | ​ | ​ | ​ | ​ | ​ | ​
Patents pending | ​ | $ | 477 | ​ | $ | 307
Issued patents | ​ |  | 810 | ​ |  | 815
​ | ​ |  | 1,287 | ​ |  | 1,122
Trademarks | ​ |  | ​ | ​ |  | ​
Trademarks pending | ​ |  | 4 | ​ |  | 6
Registered trademarks | ​ |  | 86 | ​ |  | 95
​ | ​ |  | 90 | ​ |  | 101
Other | ​ |  | 8 | ​ |  | 8
​ | ​ |  | 1,385 | ​ |  | 1,231
Accumulated amortization | ​ |  | (549) | ​ |  | (433)
​ | ​ | $ | 836 | ​ | $ | 798
Schedule of future amortization expense | ​
​ | ​ | ​ | ​
(in thousands) | ​ | ​ | ​
2024 |  | $ | 129
2025 | ​ |  | 99
2026 | ​ |  | 66
2027 | ​ |  | 43
2028 | ​ |  | 7
Thereafter | ​ |  | 3
​ | ​ | $ | 347

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