Note 16 - Subsequent Events (Details Textual) - Subsequent Event [Member] - Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member]	Feb. 08, 2024 USD ($)
Prepayment for DUF Plant [Member]
Proceeds from Sale of Productive Assets	$ 50,000
DUF Plant [Member]
Proceeds from Sale of Productive Assets	$ 12,500,000

The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 12
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482740/230-10-45-12

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