Note 3 - Allowance for Credit Losses - Schedule for Allowance for Credit Losses on Financing Receivables (Details) - Trade Accounts Receivable [Member] $ in Thousands	3 Months Ended
	Mar. 31, 2024 USD ($)
Balance	$ 15,914
Current period credit for expected credit losses	(987)
Write offs (A)	(10,908)	[1]
Other	(332)
Balance	$ 3,687

[1] Write off of the remaining balance due from our Nigerian joint venture.