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Note 1 - Significant Accounting Policies and Recent Accounting Pronouncements (Details Textual) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Tangible Asset Impairment Charges			$ 0	$ 0
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)				310,794
Payments of Ordinary Dividends, Common Stock			$ 0	$ 0
Restricted Stock Units and Performance Shares [Member]
Weighted Average Number of Shares Outstanding, Diluted, Adjustment (in shares)	36,551	62,133
Restricted Stock Units (RSUs) [Member]
Weighted Average Number of Shares Outstanding, Diluted, Adjustment (in shares)			36,551