Note 8 - Receivables, Net (Details Textual) $ in Millions	3 Months Ended
	Mar. 31, 2023 USD ($)
Working Capital (Deficit)	$ 24.9
Percentage of Net Receivables, Individually, Maximum	10.00%
Loan to Partner in Joint Ventures [Member] | Prime Rate [Member]
Debt Instrument, Basis Spread on Variable Rate	3.00%