Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering.

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-Name Accounting Standards Codification
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-SubTopic 10
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Name:	us-gaap_StockIssuedDuringPeriodValueNewIssues
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Note 11 - Subsequent Events (Details Textual) - USD ($) $ in Thousands		1 Months Ended	3 Months Ended		4 Months Ended
	Mar. 31, 2022	Apr. 30, 2022	Mar. 31, 2022	Mar. 31, 2021	Apr. 30, 2022
Proceeds from Issuance of Common Stock			$ 205	$ 570
ATM Program [Member]
Stock Issued During Period, Shares, New Issues (in shares)			200,348	105,083
Stock Issued During Period, Value, New Issues			$ 200	$ 600
Proceeds from Issuance of Common Stock	$ 4,800
ATM Program [Member] \| Subsequent Event [Member]
Stock Issued During Period, Shares, New Issues (in shares)		936,898			936,898
Stock Issued During Period, Value, New Issues		$ 1,100
Proceeds from Issuance of Common Stock		$ 1,000