Note 3 - Discontinued Operations - Summary of Discontinued Operations (Details) (Parentheticals)	12 Months Ended
Dec. 31, 2025
Discontinued Operation, Equity Method Investment Retained after Disposal, Ownership Interest after Disposal	6.75%

Percent, after disposal, of ownership interest of a discontinued operation in which an equity method investment is retained.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 205
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 4B
-Subparagraph (d)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483499/205-20-50-4B

Name:	us-gaap_DiscontinuedOperationEquityMethodInvestmentRetainedAfterDisposalOwnershipInterestAfterDisposal
Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration