Foreign Currency Translation And Hedging Activities Foreign Currency Translation and Hedging Textual (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
FOREIGN CURRENCY TRANSLATION AND HEDGING ACTIVITIES (TEXTUAL ) [Abstract]
Change in currency translation	$ (2,498)	$ 41	$ (1,688)	$ 2,041
Foreign Currency Transaction Gain (Loss), before Tax	(39)	388	184	893
Notional Amount of Foreign Currency Derivatives	9,000		9,000
Types of Foreign Currency Derivatives Used			The hedge instrument is a combination call and put option, expiring on September 28, 2012, with a strike price of 1.25 USD/EUR and a maximum strike price of 1.3165 USD/EUR.
Gain (Loss) on Foreign Currency Derivative Instruments Not Designated as Hedging Instruments			$ (49)	$ 0

The aggregate foreign currency transaction gain (loss) (both realized and unrealized) included in determining net income for the reporting period. Excludes foreign currency transactions designated as hedges of net investment in a foreign entity and intercompany foreign currency transactions that are of a long-term nature, when the entities to the transaction are consolidated, combined, or accounted for by the equity method in the reporting enterprise's financial statements. For certain enterprises, primarily banks, that are dealers in foreign exchange, foreign currency transaction gains (losses) may be disclosed as dealer gains (losses).

+ References+ Details

Net of tax and reclassification adjustments of the change in the balance sheet adjustment that results from the process of translating subsidiary financial statements and foreign equity investments into the reporting currency of the reporting entity. Also includes the following: gain (loss) on foreign currency forward exchange contracts; foreign currency transactions designated as hedges of net investment in a foreign entity and intercompany foreign currency transactions that are of a long-term nature, when the entities to the transaction are consolidated, combined, or accounted for by the equity method in the reporting enterprise's financial statements; and gain (loss) on a derivative instrument or nonderivative financial instrument that may give rise to a foreign currency transaction gain (loss) that has been designated and qualified as a hedging instrument for hedging of the foreign currency exposure of a net investment in a foreign operation.

+ References+ Details

- Definition

Description of the types of foreign currency exchange rate derivative instruments used. For example, forward contracts, options, and so forth.

+ References+ Details