Note 8 - Intellectual Property
|12 Months Ended|
Dec. 31, 2022
|Notes to Financial Statements|
|Intangible Assets Disclosure [Text Block]||
Intellectual property, net, is comprised of the following (in thousands):
Aggregate amortization expense for both of the years ended December 31, 2022 and December 31, 2021 was $0.2 million.
Estimated future amortization is as follows as of December 31, 2022 (in thousands):
The entire disclosure for all or part of the information related to intangible assets.
Reference 1: http://www.xbrl.org/2003/role/disclosureRef