Note 16 - Related Party Transactions (Details Textual) - USD ($)	3 Months Ended	9 Months Ended
Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Asensus Surgical Europe S.à.R.L [Member] \| 1 Med S.A. [Member] \| Service Supply Agreement [Member]
Operating Costs and Expenses	$ 2,000	$ 67,000	$ 73,000	$ 208,000

Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Excludes Selling, General and Administrative Expense.

No definition available.

Name:	us-gaap_OperatingCostsAndExpenses
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration