Note 9 - (Loss) Per Share Applicable to Common Stockholders - Antidilutive Securities (Details) - shares shares in Thousands	9 Months Ended
Sep. 30, 2024	Sep. 30, 2023
Antidilutive securities (in shares)	33,236	75,036
Share-Based Payment Arrangement, Option [Member]
Antidilutive securities (in shares)	4,648	5,772
Warrant [Member]
Antidilutive securities (in shares)	0	40,338
Series A [Member]
Antidilutive securities (in shares)	28,588	28,926

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1

Name:	us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration