Note 15 - Fair Values of Financial Instruments (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Fair Value, by Balance Sheet Grouping [Table Text Block]

			Fair Value Measurements Using
2022 In Thousands	Fair Value		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Financial assets
Cash and cash equivalents	$	3,967	$	3,967	$	-	$	-
Financial liabilities
Current portion of long-term debt	$	7,143	$	-	$	7,143	$	-
Long-term debt	$	87,738	$	-	$	87,738	$	-

			Fair Value Measurements Using
2021 In Thousands	Fair Value		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Other Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Financial assets
Cash and cash equivalents	$	4,374	$	4,374	$	-	$	-
Financial liabilities
Current portion of long-term debt	$	7,143	$	-	$	7,143	$	-
Long-term debt	$	50,396	$	-	$	50,396	$	-