Note 11 - Fair Value of Assets and Liabilities (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

	Value of Items Recorded at Fair Value
	As of December 31, 2019
(in thousands)	Level 1		Level 2		Level 3		Total
Assets:
Embedded customer derivatives	$	-	$	4	$	-	$	4
Total assets at fair value	$	-	$	4	$	-	$	4
Liabilities:
Metal swaps	$	-	$	4	$	-	$	4
Fixed interest rate hedge		-		3,042		-		3,042
Total liabilities recorded at fair value	$	-	$	3,046	$	-	$	3,046

	Value of Items Recorded at Fair Value
	As of December 31, 2018
(in thousands)	Level 1		Level 2		Level 3		Total
Assets:
Embedded customer derivatives	$	-	$	21	$	-	$	21
Total assets at fair value	$	-	$	21	$	-	$	21
Liabilities:
Metal swaps	$	-	$	21	$	-	$	21
Total liabilities recorded at fair value	$	-	$	21	$	-	$	21