Derivatives - Contracts Held (Details) - Not Designated as Hedging Instrument [Member] - Foreign Exchange Forward [Member] $ in Thousands		6 Months Ended	12 Months Ended
		Jun. 30, 2015 USD ($) BRL / $ ¥ / $ $ / €	Dec. 31, 2014 USD ($) BRL / $ ¥ / $ $ / €
Euro
Derivative [Line Items]
Notional Value		$ 6,000	$ 5,000
Forward Rate | $ / €		1.1236	1.245
Gain/(Loss) Recorded at Balance Sheet Date	[1]	$ 47	$ 140
Future Contract One [Member] | Chinese Yuan Renminbi
Derivative [Line Items]
Notional Value		$ 22,500	$ 20,000
Forward Rate | ¥ / $		6.2645	6.2757
Gain/(Loss) Recorded at Balance Sheet Date	[1]	$ 181	$ 174
Future Contract One [Member] | Brazil, Brazil Real
Derivative [Line Items]
Notional Value		$ 2,500	$ 5,000
Forward Rate | BRL / $		2.7690	2.3401
Gain/(Loss) Recorded at Balance Sheet Date	[1]	$ 281	$ 609
Future Contract Two [Member] | Chinese Yuan Renminbi
Derivative [Line Items]
Notional Value		$ 4,000
Forward Rate | ¥ / $		6.2355
Gain/(Loss) Recorded at Balance Sheet Date	[1]	$ (13)
Future Contract Two [Member] | Brazil, Brazil Real
Derivative [Line Items]
Notional Value			$ 2,500
Forward Rate | BRL / $			2.5442
Gain/(Loss) Recorded at Balance Sheet Date	[1]		$ (113)
Future Contract Three [Member] | Chinese Yuan Renminbi
Derivative [Line Items]
Notional Value		$ 7,500
Forward Rate | ¥ / $		6.2473
Gain/(Loss) Recorded at Balance Sheet Date	[1]	$ (40)

[1] Gains on futures contracts are recorded in prepaid expenses and other current assets. Losses on futures contracts are recorded in other accrued expenses.