Note 7 - Supplemental Disclosures of Cash Flow Information (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

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

	Three Months Ended
	March 31,
	2022		2021
	(In thousands)
Cash payments for:
Interest	$	275	$	317
Taxes (net of refunds received)		-		-