Note 9 - Fair Value of Financial Instruments (Tables)

9 Months Ended

Sep. 30, 2018

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 September 30, 2018
(in thousands)	Level 1		Level 2		Level 3		Total
Assets:
Metal swaps	$	-	$	32	$	-	$	32
Total assets at fair value	$	-	$	32	$	-	$	32
Liabilities:
Embedded customer derivative	$	-	$	32	$	-	$	32
Total liabilities recorded at fair value	$	-	$	32	$	-	$	32

	As of December 31, 2017
(in thousands)	Level 1		Level 2		Level 3		Total
Assets:
Metals swaps	$	-	$	382	$	-	$	382
Total assets at fair value	$	-	$	382	$	-	$	382
Liabilities:
Embedded customer derivatives	$	-	$	382	$	-	$	382
Interest rate swap (CTI)		-		5		-		5
Total liabilities recorded at fair value	$	-	$	387	$	-	$	387

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

	As of September 30, 2018
(in thousands)	Level 1		Level 2		Level 3		Total
Liabilities:
Revolver		-		304,484		-		304,484
Total liabilities not recorded at fair value	$	-	$	304,484	$	-	$	304,484

	As of December 31, 2017
(in thousands)	Level 1		Level 2		Level 3		Total
Liabilities:
IRB	$	930	$	-	$	-	$	930
Revolver		-		196,235		-		196,235
Total liabilities not recorded at fair value	$	930	$	196,235	$	-	$	197,165