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Description Of Business And Basis Of Presentation (Average Exchange Rates) (Details)	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Canadian Dollar [Member]
Description Of Business And Basis Of Presentation [Line Items]
Average Rates	1.0084%	1.0015%
Average Rates % Change	(0.70%)
Euros [Member]
Description Of Business And Basis Of Presentation [Line Items]
Average Rates	0.7574%	0.7627%
Average Rates % Change	0.70%
Polish Zloty [Member]
Description Of Business And Basis Of Presentation [Line Items]
Average Rates	3.1443%	3.2268%
Average Rates % Change	2.60%

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- Definition

Average foreign currency exchange rate translation.

+ References

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- Definition

Change In Average Foreign Currency Rate

+ References

No definition available.

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