Note 12 - Common Stock (Details Textual) - USD ($) $ / shares in Units, $ in Millions		1 Months Ended	2 Months Ended	3 Months Ended
	Dec. 31, 2021	Mar. 31, 2021	Feb. 28, 2021	Mar. 31, 2022	Mar. 31, 2021	Mar. 17, 2021
Common Stock, Shares Authorized (in shares)	400,000,000			400,000,000
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.01			$ 0.01
Stock Issued During Period, Shares, New Issues (in shares)			1,871,932
Shares Issued, Price Per Share (in dollars per share)			$ 21.15
Proceeds from Issuance of Common Stock, Net			$ 39.6
OP Units [Member]
Stock Issued During Period, Shares, Conversion of Units (in shares)				61,494
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period (in shares)	4,631				42,266
Merger with Target [Member]
Stock Issued During Period, Shares, Acquisitions (in shares)		7,699,887
Merger with Target [Member] | Warrants Issued in Connection with the Merger [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares)		602,392			602,392	602,392