Note 12 - Fair Value of Assets and Liabilities (Tables)

12 Months Ended

Dec. 31, 2023

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, 2023
(in thousands)	Level 1		Level 2		Level 3		Total
Assets:
Metal swaps	$	-	$	4,458	$	-	$	4,458
Embedded customer derivatives	$	-	$	766	$	-	$	766
Fixed interest rate hedge	$	-	$	55	$	-	$	55
Supplemental executive retirement plan	$	11,617	$	-	$	-	$	11,617
Total assets at fair value	$	11,617	$	5,279	$	-	$	16,896
Liabilities:
Metal swaps	$	-	$	5,224	$	-	$	5,224
Total liabilities recorded at fair value	$	-	$	5,224	$	-	$	5,224

	Value of Items Recorded at Fair Value
	As of December 31, 2022
(in thousands)	Level 1		Level 2		Level 3		Total
Assets:
Fixed interest rate hedge	$	-	$	1,748	$	-	$	1,748
Supplemental executive retirement plan	$	7,676	$	-	$	-	$	7,676
Total assets at fair value	$	7,676	$	1,748	$	-	$	9,424