Note 7 - Income Taxes (Details Textual)	3 Months Ended	6 Months Ended	18 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2025	Jun. 30, 2026
Effective Income Tax Rate Reconciliation, Percent	(0.70%)	(0.80%)	(0.50%)	(1.60%)
Effective Income Tax Rate Reconciliation, Percent	(0.70%)	(0.80%)	(0.50%)	(1.60%)

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 12
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482685/740-10-50-12

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 740
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 231
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482663/740-10-55-231

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Balance Type:	na
Period Type:	duration