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Note 4 - Derivative Instruments and Hedging Activities (Tables) | 12 Months Ended
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Dec. 31, 2014
Derivative Instruments and Hedging Activities Disclosure [Abstract] |
Schedule of Notional Amounts of Outstanding Derivative Positions [Table Text Block] |
As of December 31, 2014: |  |  |  |  |  |
Commodity | Trade Date | Effective Date |  | Notional Amount |  | Termination Date
Copper | October 2, 2014 | October 1, 2014 |  | $ | 4,960 |  | December 31, 2015
Copper | October 15, 2014 | November 1, 2014 |  | $ | 4,637 |  | December 31, 2015
Copper | December 1, 2014 | December 1, 2014 |  | $ | 8,232 |  | December 31, 2015
As of December 31, 2013: |  |  |  |  |  |
Commodity | Trade Date | Effective Date |  | Notional Amount |  | Termination Date
Copper | June 21, 2013 | October 1, 2013 |  | $ | 2,169 |  | June 30, 2014
As of December 31, 2012: |  |  |  |  |  |
Commodity | Trade Date | Effective Date |  | Notional Amount |  | Termination Date
Copper | October 29, 2012 | January 1, 2013 |  | $ | 3,472 |  | September 30, 2013
Schedule of Foreign Exchange Contracts, Statement of Financial Position [Table Text Block] |
As of December 31, 2014: |  |  |  |
Currency Denomination |  | Notional Amount |
British Pound Sterling (GBP) to Euro |  | £ | 5,000 |
A s of December 31, 2013: |
Currency Denomination |  | Notional Amount |
United States Dollar (USD) to Euro |  | $ | 650 |
British Pound Sterling (GBP) to Euro |  | £ | 4,000 |
Schedule of Derivative Assets Liabilities at Fair Value [Table Text Block] |
|  | December 31, 201 4 |  |  | December 31, 201 3 |
Interest rate swaps |  | $ | (1,045 | ) |  | $ | 1,236 |
Commodity contracts |  |  | (515 | ) |  |  | 69 |
Foreign currency contracts |  |  | (149 | ) |  |  | 56 |
Schedule of Derivatives Instruments Statements of Financial Performance and Financial Position, Location [Table Text Block] |
|  | Amount of Gain (Loss) Recognized in AOCI for the Year Ended December 31, |  | Location of Gain (Loss) Recognized in the Net Income (Loss) on Ineffective |  | Amount of Loss Reclassified from AOCI into Net Income for the Year Ended December 31, |  |  | Amount of Gain (Loss) Recognized in Net Income on Hedges (Ineffective Portion) for the Year Ended December 31, |
|  | 2014 |  |  | 2013 |  |  | 2012 |  | Portion of Hedges |  | 2014 |  |  | 2013 |  |  | 2012 |  |  | 2014 |  |  | 2013 |  |  | 2012 |
Derivatives designated as hedging instruments |
Interest rate swaps (1) |  | $ | (1,420 | ) |  | $ | 774 |  |  | $ | 365 |  | Interest Expense |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | - |
Derivatives not designated as hedging instruments |
Interest rate swaps (2) |  | $ | - |  |  | $ | - |  |  | $ | - |  | Interest Expense |  | $ | - |  |  | $ | (2,381 | ) |  | $ | (2,082 | ) |  | $ | - |  |  | $ | 2,973 |  |  | $ | 1,695 |
Commodity and foreign currency contracts |  | $ | - |  |  | $ | - |  |  | $ | - |  | Cost of goods sold |  | $ | - |  |  | $ | - |  |  | $ | - |  |  | $ | (778 | ) |  | $ | (661 | ) |  | $ | 386 |

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- Definition Tabular disclosure of derivative instruments (including nonderivative instruments that are designated and qualify as hedging instruments) of (a) the location and amount of gains and losses reported in the statement of financial performance and (b) the location and fair value amounts of the instruments reported in the statement of financial position. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5618551-113959 + Details
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- Definition Tabular disclosure of the presentation of foreign exchange contracts on the statement of financial position, including the fair value amounts and location of such amounts. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624163-113959 + Details
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- Definition Tabular disclosure of the notional amounts of outstanding derivative positions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5579245-113959 + Details
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