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Note 15 - Supplemental Disclosures of Cash Flow Information (Tables)

3 Months Ended

Mar. 31, 2024

Notes Tables

Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]

		Three Months Ended March 31,
		2024				2023
		(in thousands)
Cash paid for interest		$	254			$	268
Cash received for income taxes			(70	)			-
Investing activities:
Change in capital expenditure accruals			-				18
Asset retirement obligations			(158	)			43
Financing activities:
Accrual for repurchase of common stock			(59	)
Financing of insurance premiums with note payable			-				654

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