Derivative Instruments (Tables)

12 Months Ended

Dec. 31, 2013

Derivative Instruments

Schedule of fair value of outstanding derivative contracts recorded as assets

		December 31,
(Dollars in thousands)	Balance Sheet Locations	2013		2012
Derivatives designated as hedging instruments under ASC 815:
Foreign exchange contracts	Other current assets	$	850	$	545
Natural Gas	Other current assets	189		—
Foreign exchange contracts	Other assets	94		142
Natural Gas	Other assets	13		—
Total derivatives designated as hedging instruments under ASC 815		1,146		687
Derivatives not designated as hedging instruments under ASC 815:
Foreign exchange contracts	Other current assets	728		433
Total asset derivatives		$	1,874	$	1,120

Schedule of fair value of outstanding derivative contracts recorded as liabilities

		December 31,
(Dollars in thousands)	Balance Sheet Locations	2013		2012
Derivatives designated as hedging instruments under ASC 815:
Foreign exchange contracts	Accounts payable and accrued liabilities	$	391	$	191
Natural gas contracts	Accounts payable and accrued liabilities	—		360
Foreign exchange contracts	Accrued pension and other liabilities	27		61
Total derivatives designated as hedging instruments under ASC 815		418		612
Derivatives not designated as hedging instruments under ASC 815:
Foreign exchange contracts	Accounts payable and accrued liabilities	5		34
Total liability derivatives		$	423	$	646

Schedule of changes in accumulated OCI relating to derivative assets and liabilities that qualified for cash flow hedge accounting

	December 31
(Dollars in thousands)	2013			2012
Accumulated OCI derivative gain or (loss) at January 1	$	74		$	(1,359	)
Effective portion of changes in fair value	1,461			338
Reclassifications from accumulated OCI derivative to earnings	(463		)	1,065
Foreign currency translation	(198		)	30
Accumulated OCI derivative gain at December 31	$	874		$	74

Derivatives in ASC 815 Cash Flow Hedging Relationships:

	Amount of Gain or (Loss)
	Recognized in OCI on Derivatives
	(Effective Portion)
	December 31,
(Dollars in thousands)	2013		2012			2011
Foreign Exchange Contracts	$	1,326	$	612		$	(22	)
Natural Gas Contracts	135		(274		)	(1,247		)
Total	$	1,461	$	338		$	(1,269	)

Derivatives in ASC 815 Cash Flow Hedging Relationships:

		Amount of Gain or (Loss)
		Reclassified from Accumulated
	Location of Gain or	OCI in Income (Effective Portion)
	(Loss) Recognized in	December 31,
(Dollars in thousands)	Income on Derivatives	2013			2012			2011
Foreign Exchange Contracts	Cost of products sold (excluding depreciation)	$	1,018		$	530		$	(290	)
Currency Swap	Interest expense	—			—			—
Natural Gas Contracts	Cost of products sold (excluding depreciation)	(555		)	(1,595		)	(2,071		)
Total		$	463		$	(1,065	)	$	(2,361	)

Derivatives in ASC 815 Cash Flow Hedging Relationships:

		Amount of Gain or (Loss)
		Recognized in Income on
		Derivatives (Ineffective
		Portion and Amount
		Excluded from
	Location of	Effectiveness Testing)
	Gain or (Loss) Recognized in	December 31,
(Dollars in thousands)	Income on Derivatives	2013		2012			2011
Foreign Exchange Contracts	Other expense — net	$	198	$	(30	)	$	(75	)
Total		$	198	$	(30	)	$	(75	)

Schedule of outstanding derivative contracts

	December 31,
(in thousands except for mmbtu)	2013		2012		2011
Natural gas contracts (mmbtu)	525,000		235,000		700,000
Foreign exchange contracts	$	44,110	$	42,399	$	35,304

Schedule of fair value gains and losses on contracts not qualified for hedge accounting treatment recorded in earnings

		Amount of Gain or (Loss)
		Recognized in Income on
	Location of	Derivatives
	Gain or (Loss) Recognized in	December 31,
(Dollars in thousands)	Income on Derivatives	2013		2012		2011
Foreign Exchange Contracts (1)	Other expense - net	$	1,256	$	963	$	(189	)
Total		$	1,256	$	963	$	(189	)

(1)As of December 31, 2013, 2012,and 2011, these foreign exchange contracts were entered into and settled during the respective periods.

Schedule of gross and net amounts of derivative assets and liabilities

	December 31, 2013						December 31, 2012
	Fair Value of Assets			Fair Value of Liabilities			Fair Value of Assets			Fair Value of Liabilities
Gross derivative amounts recognized in the balance sheet	$	1,874		$	423		$	1,120		$	646
Gross derivative amounts not offset in the balance sheet that are eligible for offsetting
Derivatives — foreign currency contracts	(423		)	(423		)	(286		)	(286		)
Net amount	$	1,451		$	—		$	834		$	360