Description Of Business And Basis Of Presentation (Exchange Rates) (Details)	Jun. 30, 2012	Dec. 31, 2011
Canadian Dollar [Member]
Description Of Business And Basis Of Presentation [Line Items]
Exchange rate	1.0191	1.0170
Euros [Member]
Description Of Business And Basis Of Presentation [Line Items]
Exchange rate	0.7894	0.7709
Polish Zloty [Member]
Description Of Business And Basis Of Presentation [Line Items]
Exchange rate	3.3885	3.4174