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Note 4 - Derivative Instruments and Hedging Activities (Tables)

12 Months Ended

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

As 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, 2014				December 31, 2013
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 assets and liabilities at fair value.

+ References

No definition available.

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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

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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)

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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

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