Hedging Transactions and Derivative Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2015

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Notional Amounts of Outstanding Derivative Positions

The copper and foreign currency contracts that we have entered into as of June 30, 2015 are listed below:

Notional Value of Copper Derivatives			Notional Values of Foreign Currency Derivatives
July 2015 - September 2015	135	metric tons per month	CNY/EUR	¥2,281,000
October 2015 - December 2015	123	metric tons per month	USD/EUR	$7,647,120
January 2016 - March 2016	150	metric tons per month	EUR/USD	€1,650,000
April 2016 - June 2016	105	metric tons per month	JPY/USD	¥180,000,000
July 2016 - September 2016	75	metric tons per month	HUF/EUR	155,000,000
October 2016 - December 2016	30	metric tons per month	JPY/EUR	¥200,000,000
			CNY/USD	¥127,000,000
			USD/KRW	$4,000,000

Schedule of Derivative Instruments, Gain (Loss) in Statement of Financial Performance

(Dollars in thousands)		The Effect of Current Derivative Instruments on the Financial Statements for the period ended June 30, 2015
		Amount of gain (loss)
Foreign Exchange Contracts	Location of gain (loss)	Three months ended			Six months ended
Contracts designated as hedging instruments	Other comprehensive income (loss)	$	(335	)	$	(100	)
Contracts not designated as hedging instruments	Other income (expense), net	(125		)	(398		)
Copper Derivative Instruments
Contracts not designated as hedging instruments	Other income (expense), net	(157		)	(449		)
Interest Rate Swap Instrument
Contracts designated as hedging instruments	Other comprehensive income (loss)	35			51

(Dollars in thousands)		The Effect of Current Derivative Instruments on the Financial Statements for the period ended June 30, 2014
		Amount of gain (loss)
Foreign Exchange Contracts	Location of gain (loss)	Three months ended			Six months ended
Contracts not designated as hedging instruments	Other income (expense), net	$	(87	)	$	(153	)
Copper Derivative Instruments
Contracts not designated as hedging instruments	Other income (expense), net	15			(663		)
Interest Rate Swap Instrument
Contracts designated as hedging instruments	Other comprehensive income (loss)	13			39