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Note 10 - Derivative Instruments (Tables) | 12 Months Ended
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Dec. 31, 2020
Notes Tables |
Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block] |
|  | Net Gain (Loss) Recognized |
(in thousands) |  | 2020 |  |  | 2019 |  |  | 2018 |
Fixed interest rate hedge |  | $ | (1,520 | ) |  | $ | (227 | ) |  | $ | - |
Interest rate swap (CTI) |  |  | - |  |  |  | - |  |  |  | (5 | )
Metals swaps |  |  | 55 |  |  |  | 291 |  |  |  | (79 | )
Embedded customer derivatives |  |  | (55 | ) |  |  | (291 | ) |  |  | 79 |
Total loss |  | $ | (1,520 | ) |  | $ | (227 | ) |  | $ | (5 | )

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