Derivative Financial Instruments and Risk Management (Tables)

6 Months Ended

Jun. 30, 2015

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Derivative Instruments, Gain (Loss) in Statement of Financial Performance [Table Text Block]

The Company’s unrealized assets and liabilities in respect of its fair value hedges measured at fair value are as follows:

Derivatives designated		June 30,		December 31,
as fair value hedges	Balance Sheet Location	2015		2014
Asset derivatives:
Aluminum futures contracts	Other current assets	$	7,346		9,769
Foreign currency forward contracts	Other current assets		159		1,337
Total		$	7,505	$	11,106

Schedule Of Derivatives Designated As Cash Flow Hedges [Table Text Block]

The table below summarizes the realized gains or (losses) of the Company’s derivative instruments and their location in the income statement:

			Three Months Ended				Six Months Ended
Derivatives in hedging		Location of Gain or	June 30,				June 30,
relationships		(Loss) Recognized	2015		2014		2015		2014
Foreign currency forward contracts	(a)	Cost of goods sold	$	(1,153)	$	(428)	$	(479)	$	(401)
Interest rate swaps	(b)	Interest expense, net				(14)				(28)
Aluminum futures	(c)	Cost of goods sold		5,736		61		9,996		1,705
Total			$	4,583	$	(381)	$	9,517	$	1,276

a) Fair value hedge: the related hedged item is accounts receivable and offsetting gains in the three and six months June 30, 2015 and 2014 are included in cost of goods sold in the same respective amounts.

b) Cash flow hedge: recognized loss is reclassified from accumulated other comprehensive loss.

c) Fair value hedge: the related hedged item is inventory and offsetting losses in 2015 and 2014 are included in cost of goods sold in the same respective amounts.