Derivatives - Contracts Held (Details) (Not Designated as Hedging Instrument [Member], Foreign Exchange Forward [Member], USD $)	6 Months Ended		12 Months Ended
	Jun. 30, 2014		Dec. 31, 2013
Euro
Derivative [Line Items]
Notional Value	$ 2,500,000		$ 11,000,000
Forward Rate	1.3606		1.3782
Gain/(Loss) Recorded at Balance Sheet Date	17,000	[1]	(2,000)	[1]
Chinese Yuan Renminbi
Derivative [Line Items]
Notional Value	25,000,000		15,000,000
Forward Rate	6.0461		6.2047
Gain/(Loss) Recorded at Balance Sheet Date	(676,000)	[1]	358,000	[1]
United States of America, Dollars
Derivative [Line Items]
Notional Value	5,000,000
Forward Rate	2.453
Gain/(Loss) Recorded at Balance Sheet Date	(518,000)	[1]
Future Contract One [Member] | United States of America, Dollars
Derivative [Line Items]
Notional Value			3,000,000
Forward Rate			2.3442
Gain/(Loss) Recorded at Balance Sheet Date			34,000	[1]
Future Contract Two [Member] | United States of America, Dollars
Derivative [Line Items]
Notional Value			2,000,000
Forward Rate			2.2301
Gain/(Loss) Recorded at Balance Sheet Date			$ 119,000	[1]

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