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Note 3 - Supplemental Cash Flow Information (Tables)

6 Months Ended

Jun. 30, 2020

Notes Tables

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

		Six Months Ended
		June 30,
		2020				2019
		(in thousands)
Cash paid for:
Interest		$	40			$	268
Income taxes, net of refunds			235				382
Non-cash investing and financing activities:
Capital additions accrued but not yet paid		$	103			$	281

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