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Note 6 - Derivative Instruments (Tables) | 6 Months Ended
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Jun. 30, 2015
Derivative Instruments and Hedging Activities Disclosure [Abstract] |
Schedule of Derivative Instruments, Effect on Other Comprehensive Income (Loss) [Table Text Block] |
|  | Net Gain (Loss) Recognized |
|  | For the Three Months Ended June 30, |  |  | For the Six Months Ended June 30, |
(in thousands) |  | 2015 |  |  | 2014 |  |  | 2015 |  |  | 2014 |
Interest rate swap (CTI) |  | $ | (18 | ) |  | $ | (18 | ) |  | $ | (35 | ) |  | $ | (47 | )
Fixed interest rate swap (ABL) |  |  | (95 | ) |  |  | (121 | ) |  |  | (194 | ) |  |  | (245 | )
Metals swaps |  |  | (270 | ) |  |  | 1,117 |  |  |  | (1,387 | ) |  |  | 1,772 |
Embedded customer derivatives |  |  | 270 |  |  |  | (1,117 | ) |  |  | 1,387 |  |  |  | (1,772 | )
Total loss |  | $ | (113 | ) |  | $ | (139 | ) |  | $ | (229 | ) |  | $ | (292 | )

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- Definition Tabular disclosure of the effective portion of the gains and losses on derivative instruments designated (and non-derivative instruments) designated and qualifying in cash flow hedges and net investment hedges that was recognized in other comprehensive income (loss) during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 + Details
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