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Derivatives (Detail Textuals)	Jun. 30, 2013 USD ($)	Jun. 30, 2013 EUR (€)	Dec. 31, 2012 USD ($)	Jun. 30, 2012 EUR (€)
DerivativeInstrumentsandHedging
The amount of Euros to sell for the forward contract.		€ 45,000,000		€ 45,000,000
Derivative Assets (Liabilities), at Fair Value, Net	$ 2,300,000		$ 3,200,000

- Definition

Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments.

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